Color

#E1021E

Vivid warm red. Nearest reference color: Medium candy apple red.

RGB

0–255

225

CMYK

0–100%

99.11%

86.67%

11.76%

RGB describes how #E1021E is represented with light on digital screens. This color combines red 225, green 2 and blue 30.

CMYK describes the same color using the four components commonly used in printing: cyan 0%, magenta 99.11%, yellow 86.67% and black 11.76%.

HSL values

H 352.47° S 98.24% L 44.51%

In the HSL color model, #E1021E has a hue of 352.47°, 98.24% saturation and 44.51% lightness. The sliders below show where this color sits across each of these three dimensions.

Color insight

#E1021E is a medium, warm red with vivid chroma.

Temperature: Warm
Lightness: Medium
Chroma: Vivid

Color formats

Copy #E1021E in a format ready to use in CSS, design tools or other applications.

HEX #E1021E

RGB rgb(225, 2, 30)

HSL hsl(352.47 98.24% 44.51%)

OKLCH oklch(0.572985 0.232416 26.2862)

CSS --color: #E1021E;

Tints of #E1021E

Tints are lighter variations of #E1021E. They keep the character of the original color while moving progressively toward a lighter appearance.

#FFE9E6 #FFBDB5 #FF8B81 #FF4845 #E1021E

Shades of #E1021E

Shades are darker variations of #E1021E. Moving toward black increases visual depth while preserving the underlying hue of the color.

#E1021E #A80013 #720009 #400003 #140000

Tones of #E1021E

Tones reduce the chroma of #E1021E, producing quieter and more muted variations without simply making the color lighter or darker.

#E1021E #CE3D39 #BA544D #A4645E #8C716D

Tonal range of #E1021E

A continuous light-to-dark scale places #E1021E between its lighter tints and deeper shades.

#FFE9E6 #FFBDB5 #FF8B81 #FF4845 #E1021E #A80013 #720009 #400003 #140000

CSS color scale

Use this tonal range as reusable CSS custom properties.

:root {
    --color-100: #FFE9E6;
    --color-200: #FFBDB5;
    --color-300: #FF8B81;
    --color-400: #FF4845;
    --color-500: #E1021E;
    --color-600: #A80013;
    --color-700: #720009;
    --color-800: #400003;
    --color-900: #140000;
}

Colors that go with #E1021E

Color harmonies for #E1021E are generated by rotating its hue in the OKLCH color space while preserving its lightness and chroma. This creates classic complementary, analogous, triadic and other hue relationships with more consistent perceptual balance.

Complementary

Opposite on the color wheel, creating the strongest direct hue contrast.

#E1021E #008895

Analogous

Neighboring hues that stay visually close to the original color.

#D6067C #E1021E #B45E00

Triadic

Three evenly spaced hues that create a broader, balanced color relationship.

#E1021E #00912F #3865FE

Split complementary

Two hues around the complementary color, providing contrast with more variation.

#E1021E #008C76 #0082B7

Tetradic

Four related hues forming two complementary pairs on the color wheel.

#E1021E #758100 #008895 #8A49EE

CSS gradients with #E1021E

These gradients show how #E1021E moves toward white, black and its complementary color. Each gradient includes ready-to-use CSS that can be copied directly into a project.

Toward white

A light gradient that moves from the original color toward white.

#E1021E #F1655C #FB9C92 #FFCEC9 #FFFFFF

background: linear-gradient(90deg, #E1021E, #F1655C, #FB9C92, #FFCEC9, #FFFFFF);

Toward black

A dark gradient that moves from the original color toward black.

#E1021E #990111 #560005 #1C0001 #000000

background: linear-gradient(90deg, #E1021E, #990111, #560005, #1C0001, #000000);

Toward the complementary color

A gradient connecting the original color with its complementary hue.

#E1021E #C0389A #835ECD #347BC3 #008895

background: linear-gradient(90deg, #E1021E, #C0389A, #835ECD, #347BC3, #008895);

Text contrast and accessibility

Contrast determines how clearly text can be distinguished from #E1021E. The values below compare white and black text using WCAG contrast ratios.

White text

4.97:1

AA normal Pass AA large Pass AAA normal Fail

Black text

4.23:1

AA normal Fail AA large Pass AAA normal Fail

Recommended text color: #FFFFFF . Relative luminance: 0.1614 .

Accessible CSS

Use the recommended text color with #E1021E as the background.

background-color: #E1021E;
color: #FFFFFF;

Using #E1021E in design

See how #E1021E works in a simple interface. The examples below use the color as a background, accent and interface element, with text chosen from its accessibility result.

Background

Paletico Color in context

#E1021E used as a full background with its recommended text color.

Accent

Accent color

Use #E1021E to emphasize selected interface elements without filling the entire surface.

Example action

Tonal pair

#FFBDB5

#E1021E

#400003

Colors similar to #E1021E

These nearby colors are generated from perceptual variations of #E1021E, including changes in lightness, chroma and hue.

#FF393A #B80016 #E1001E #D43332 #DF0046 #D23B00 #EF1F51 #BE3500

Color vision simulation

The simulations below show mathematical approximations of how #E1021E may shift under three forms of color vision deficiency. They are simulations, not a diagnosis or an exact representation of any individual person's vision.

Protanopia #5E541B Deuteranopia #8F7F0C Tritanopia #F80016

Simulation based on the model by Machado, Oliveira and Fernandes (2009), published in IEEE Transactions on Visualization and Computer Graphics. DOI: 10.1109/TVCG.2009.113.

Advanced color values

Beyond RGB, CMYK and HSL, #E1021E can also be represented in perceptual and device-independent color spaces used in color science and modern design tools.

XYZ

X: 31.3116
Y: 16.1502
Z: 2.6967

CIELAB

L*: 47.1709
a*: 73.0346
b*: 50.6169

OKLab

L: 0.572985
a: 0.208383
b: 0.102927

OKLCH

L: 0.572985
C: 0.232416
H: 26.2862°