#ECF0CB#ECF0CB

#ECF0CB is a very light, muted yellow. Relative luminance 0.845; OKLCH L 94.3% C 0.049 H 112.3°. Best body text is #000000 at 17.89:1 contrast (WCAG AA passes).

Color values

HEX	#ECF0CB
RGB	rgb(236, 240, 203)
HSL	hsl(66, 55%, 87%)
HSV	hsv(66, 15%, 94%)
CMYK	cmyk(1.7%, 0%, 15.4%, 5.9%)
CIE-LAB	lab(93.65, -7.48, 17.47)
CIE-LCH	lch(93.65, 19.00, 113.18°)
OKLab	oklab(94.26% -0.0185 0.045)
OKLCH	oklch(94.26% 0.049 112.3)
XYZ	xyz(76.5306, 84.4653, 68.7601)
Luminance	0.8447 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ECF0CB #CFCBF0

analogous

#F0E2CB #ECF0CB #DAF0CB

triadic

#ECF0CB #CBECF0 #F0CBEC

tetradic

#ECF0CB #CBF0E2 #CFCBF0 #F0CBDA

square

#ECF0CB #CBF0E2 #CFCBF0 #F0CBDA

split-complementary

#ECF0CB #CBDAF0 #E2CBF0

monochromatic

#C9D56C #DBE29C #ECF0CB #F6F8E7 #F6F8E7

Accessibility & contrast

On white

1.17

#ECF0CB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

17.89

#ECF0CB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ECF0CB

17.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ECF0CB	#FFFFFF	#000000	##000000
##ECF0CB	1.00	1.17	17.89	17.89
#FFFFFF	1.17	1.00	21.00	21.00
#000000	17.89	21.00	1.00	1.00
##000000	17.89	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F6ECC9

Deuteranopia (green-blind)

#F6EDCC

Tritanopia (blue-blind)

#F1EBE6

Achromatopsia (no color)

#EDEDED

Design tokens & code

CSS

--color: #ecf0cb;
/* rgb */ color: rgb(236, 240, 203);
/* oklch */ color: oklch(94.3% 0.049 112.3);

Tailwind

colors: {
  custom: {
    50: '#f2f4db',
    500: '#ecf0cb',
    950: '#000000',
  },
}

SCSS

$custom: #ecf0cb;
$custom-light: #f2f4db;
$custom-dark: #000000;

JSON

{
  "hex": "#ecf0cb",
  "rgb": {
    "r": 236,
    "g": 240,
    "b": 203
  },
  "hsl": {
    "h": 66.486,
    "s": 55.224,
    "l": 86.863
  },
  "oklch": {
    "l": 0.94259,
    "c": 0.04866,
    "h": 112.3
  },
  "luminance": 0.84465
}

Semantic roles & 50–950 ramp

primary

#ECF0CB

secondary

#9891CE

accent

#23C334

background

#FFFFFE

surface

#FEFEFB

border

#D6D6D4

text

#171715

muted

#858584

Preview Lab

Preview with #ECF0CB

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →