Color

#ECF0F1

White. Nearest reference color: Isabelline.

RGB

0–255

236

240

241

CMYK

0–100%

2.07%

0.41%

5.49%

RGB describes how #ECF0F1 is represented with light on digital screens. This color combines red 236, green 240 and blue 241.

CMYK describes the same color using the four components commonly used in printing: cyan 2.07%, magenta 0.41%, yellow 0% and black 5.49%.

HSL values

H 192° S 15.15% L 93.53%

In the HSL color model, #ECF0F1 has a hue of 192°, 15.15% saturation and 93.53% lightness. The sliders below show where this color sits across each of these three dimensions.

Color insight

#ECF0F1 is an achromatic very light white.

Temperature: Neutral
Lightness: Very light
Chroma: Neutral

Color formats

Copy #ECF0F1 in a format ready to use in CSS, design tools or other applications.

HEX #ECF0F1

RGB rgb(236, 240, 241)

HSL hsl(192 15.15% 93.53%)

OKLCH oklch(0.952384 0.004494 214.3287)

CSS --color: #ECF0F1;

Tints of #ECF0F1

Tints are lighter variations of #ECF0F1. They keep the character of the original color while moving progressively toward a lighter appearance.

#EBEFF0 #EBEFF0 #ECF0F1 #ECF0F1 #ECF0F1

Shades of #ECF0F1

Shades are darker variations of #ECF0F1. Moving toward black increases visual depth while preserving the underlying hue of the color.

#ECF0F1 #A9ADAE #6B6E6F #323536 #040607

Tones of #ECF0F1

Tones reduce the chroma of #ECF0F1, producing quieter and more muted variations without simply making the color lighter or darker.

#ECF0F1 #EDF0F1 #EDF0F0 #EEEFF0 #EFEFEF

Tonal range of #ECF0F1

A continuous light-to-dark scale places #ECF0F1 between its lighter tints and deeper shades.

#EBEFF0 #EBEFF0 #ECF0F1 #ECF0F1 #ECF0F1 #A9ADAE #6B6E6F #323536 #040607

CSS color scale

Use this tonal range as reusable CSS custom properties.

:root {
    --color-100: #EBEFF0;
    --color-200: #EBEFF0;
    --color-300: #ECF0F1;
    --color-400: #ECF0F1;
    --color-500: #ECF0F1;
    --color-600: #A9ADAE;
    --color-700: #6B6E6F;
    --color-800: #323536;
    --color-900: #040607;
}

Colors that go with #ECF0F1

Color harmonies for #ECF0F1 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.

#ECF0F1 #F2EEED

Analogous

Neighboring hues that stay visually close to the original color.

#ECF0EF #ECF0F1 #EDF0F2

Triadic

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

#ECF0F1 #F1EEF0 #F0EFEC

Split complementary

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

#ECF0F1 #F2EEEF #F1EFEC

Tetradic

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

#ECF0F1 #F0EEF2 #F2EEED #EEF0EC

CSS gradients with #ECF0F1

These gradients show how #ECF0F1 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.

#ECF0F1 #F1F4F4 #F5F7F8 #FAFBFB #FFFFFF

background: linear-gradient(90deg, #ECF0F1, #F1F4F4, #F5F7F8, #FAFBFB, #FFFFFF);

Toward black

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

#ECF0F1 #A0A3A4 #5B5D5D #1E1F1F #000000

background: linear-gradient(90deg, #ECF0F1, #A0A3A4, #5B5D5D, #1E1F1F, #000000);

Toward the complementary color

A gradient connecting the original color with its complementary hue.

#ECF0F1 #EDEFF2 #F0EEF2 #F2EEEF #F2EEED

background: linear-gradient(90deg, #ECF0F1, #EDEFF2, #F0EEF2, #F2EEEF, #F2EEED);

Text contrast and accessibility

Contrast determines how clearly text can be distinguished from #ECF0F1. The values below compare white and black text using WCAG contrast ratios.

White text

1.15:1

AA normal Fail AA large Fail AAA normal Fail

Black text

18.30:1

AA normal Pass AA large Pass AAA normal Pass

Recommended text color: #000000 . Relative luminance: 0.8650 .

Accessible CSS

Use the recommended text color with #ECF0F1 as the background.

background-color: #ECF0F1;
color: #000000;

Using #ECF0F1 in design

See how #ECF0F1 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

#ECF0F1 used as a full background with its recommended text color.

Accent

Accent color

Use #ECF0F1 to emphasize selected interface elements without filling the entire surface.

Example action

Tonal pair

#EBEFF0

#ECF0F1

#323536

Colors similar to #ECF0F1

These nearby colors are generated from perceptual variations of #ECF0F1, including changes in lightness, chroma and hue.

#333333 #484848 #5D5D5D #747474 #8C8C8C #A4A4A4 #BEBEBE #D7D7D7

Color vision simulation

The simulations below show mathematical approximations of how #ECF0F1 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 #EFF0F1 Deuteranopia #EEEFF1 Tritanopia #EBF0F0

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, #ECF0F1 can also be represented in perceptual and device-independent color spaces used in color science and modern design tools.

XYZ

X: 81.6265
Y: 86.5037
Z: 95.5986

CIELAB

L*: 94.5273
a*: -1.1474
b*: -0.9468

OKLab

L: 0.952384
a: -0.003711
b: -0.002534

OKLCH

L: 0.952384
C: 0.004494
H: 214.3287°