#EFF6CB#EFF6CB

#EFF6CB is a very light, muted yellow. Relative luminance 0.886; OKLCH L 95.7% C 0.057 H 115.0°. Best body text is #000000 at 18.71:1 contrast (WCAG AA passes).

Color values

HEX	#EFF6CB
RGB	rgb(239, 246, 203)
HSL	hsl(70, 70%, 88%)
HSV	hsv(70, 17%, 96%)
CMYK	cmyk(2.8%, 0%, 17.5%, 3.5%)
CIE-LAB	lab(95.40, -9.42, 19.95)
CIE-LCH	lch(95.40, 22.06, 115.27°)
OKLab	oklab(95.7% -0.0239 0.0512)
OKLCH	oklch(95.7% 0.057 115)
XYZ	xyz(79.3308, 88.5744, 69.4057)
Luminance	0.8857 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFF6CB #D2CBF6

analogous

#F6E7CB #EFF6CB #D9F6CB

triadic

#EFF6CB #CBEFF6 #F6CBEF

tetradic

#EFF6CB #CBF6E7 #D2CBF6 #F6CBD9

square

#EFF6CB #CBF6E7 #D2CBF6 #F6CBD9

split-complementary

#EFF6CB #CBD9F6 #E7CBF6

monochromatic

#CFE463 #DFED97 #EFF6CB #F7FAE5 #F7FAE5

Accessibility & contrast

On white

1.12

#EFF6CB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.71

#EFF6CB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFF6CB

18.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFF6CB	#FFFFFF	#000000	##000000
##EFF6CB	1.00	1.12	18.71	18.71
#FFFFFF	1.12	1.00	21.00	21.00
#000000	18.71	21.00	1.00	1.00
##000000	18.71	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FDF1C8

Deuteranopia (green-blind)

#FCF2CD

Tritanopia (blue-blind)

#F4F1EA

Achromatopsia (no color)

#F2F2F2

Design tokens & code

CSS

--color: #eff6cb;
/* rgb */ color: rgb(239, 246, 203);
/* oklch */ color: oklch(95.7% 0.057 115.0);

Tailwind

colors: {
  custom: {
    50: '#f4f9db',
    500: '#eff6cb',
    950: '#000000',
  },
}

SCSS

$custom: #eff6cb;
$custom-light: #f4f9db;
$custom-dark: #000000;

JSON

{
  "hex": "#eff6cb",
  "rgb": {
    "r": 239,
    "g": 246,
    "b": 203
  },
  "hsl": {
    "h": 69.767,
    "s": 70.492,
    "l": 88.039
  },
  "oklch": {
    "l": 0.95698,
    "c": 0.0565,
    "h": 115
  },
  "luminance": 0.88574
}

Semantic roles & 50–950 ramp

primary

#EFF6CB

secondary

#998DD8

accent

#13D332

background

#FFFFFE

surface

#FEFFFB

border

#D6D7D4

text

#171715

muted

#858584

Preview Lab

Preview with #EFF6CB

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

Preview Lab → · Contrast checker → · Palette generator →