#ECF4BB#ECF4BB

#ECF4BB is a very light, moderate yellow. Relative luminance 0.861; OKLCH L 94.7% C 0.074 H 114.3°. Best body text is #000000 at 18.22:1 contrast (WCAG AA passes).

Color values

HEX	#ECF4BB
RGB	rgb(236, 244, 187)
HSL	hsl(68, 72%, 85%)
HSV	hsv(68, 23%, 96%)
CMYK	cmyk(3.3%, 0%, 23.4%, 4.3%)
CIE-LAB	lab(94.36, -11.81, 26.65)
CIE-LCH	lch(94.36, 29.15, 113.89°)
OKLab	oklab(94.72% -0.0305 0.0676)
OKLCH	oklch(94.72% 0.074 114.3)
XYZ	xyz(75.9119, 86.1226, 59.6283)
Luminance	0.8612 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ECF4BB #C3BBF4

analogous

#F4E0BB #ECF4BB #D0F4BB

triadic

#ECF4BB #BBECF4 #F4BBEC

tetradic

#ECF4BB #BBF4E0 #C3BBF4 #F4BBD0

square

#ECF4BB #BBF4E0 #C3BBF4 #F4BBD0

split-complementary

#ECF4BB #BBD0F4 #E0BBF4

monochromatic

#CFE352 #DDEB86 #ECF4BB #F8FBE5 #F8FBE5

Accessibility & contrast

On white

1.15

#ECF4BB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.22

#ECF4BB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ECF4BB

18.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ECF4BB	#FFFFFF	#000000	##000000
##ECF4BB	1.00	1.15	18.22	18.22
#FFFFFF	1.15	1.00	21.00	21.00
#000000	18.22	21.00	1.00	1.00
##000000	18.22	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FDEEB7

Deuteranopia (green-blind)

#FCEFBD

Tritanopia (blue-blind)

#F3EDE5

Achromatopsia (no color)

#EFEFEF

Design tokens & code

CSS

--color: #ecf4bb;
/* rgb */ color: rgb(236, 244, 187);
/* oklch */ color: oklch(94.7% 0.074 114.3);

Tailwind

colors: {
  custom: {
    50: '#f2f7cf',
    500: '#ecf4bb',
    950: '#000000',
  },
}

SCSS

$custom: #ecf4bb;
$custom-light: #f2f7cf;
$custom-dark: #000000;

JSON

{
  "hex": "#ecf4bb",
  "rgb": {
    "r": 236,
    "g": 244,
    "b": 187
  },
  "hsl": {
    "h": 68.421,
    "s": 72.152,
    "l": 84.51
  },
  "oklch": {
    "l": 0.94721,
    "c": 0.07416,
    "h": 114.3
  },
  "luminance": 0.86122
}

Semantic roles & 50–950 ramp

primary

#ECF4BB

secondary

#8B7ED5

accent

#11D42D

background

#FFFFFE

surface

#FEFEFB

border

#D6D6D4

text

#171714

muted

#858583

Preview Lab

Preview with #ECF4BB

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

Preview Lab → · Contrast checker → · Palette generator →