#EFFDB4#EFFDB4

#EFFDB4 is a very light, moderate yellow-green. Relative luminance 0.919; OKLCH L 96.7% C 0.094 H 117.0°. Best body text is #000000 at 19.38:1 contrast (WCAG AA passes).

Color values

HEX	#EFFDB4
RGB	rgb(239, 253, 180)
HSL	hsl(72, 95%, 85%)
HSV	hsv(72, 29%, 99%)
CMYK	cmyk(5.5%, 0%, 28.9%, 0.8%)
CIE-LAB	lab(96.78, -16.08, 33.49)
CIE-LCH	lch(96.78, 37.15, 115.65°)
OKLab	oklab(96.65% -0.0428 0.0839)
OKLCH	oklch(96.65% 0.094 117)
XYZ	xyz(78.9598, 91.8970, 56.7494)
Luminance	0.9190 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFFDB4 #C2B4FD

analogous

#FDE7B4 #EFFDB4 #CAFDB4

triadic

#EFFDB4 #B4EFFD #FDB4EF

tetradic

#EFFDB4 #B4FDE7 #C2B4FD #FDB4CA

square

#EFFDB4 #B4FDE7 #C2B4FD #FDB4CA

split-complementary

#EFFDB4 #B4CAFD #E7B4FD

monochromatic

#D6FA3D #E2FB78 #EFFDB4 #F9FEE1 #F9FEE1

Accessibility & contrast

On white

1.08

#EFFDB4 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

19.38

#EFFDB4 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFFDB4

19.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFFDB4	#FFFFFF	#000000	##000000
##EFFDB4	1.00	1.08	19.38	19.38
#FFFFFF	1.08	1.00	21.00	21.00
#000000	19.38	21.00	1.00	1.00
##000000	19.38	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFF5AF

Deuteranopia (green-blind)

#FFF6B7

Tritanopia (blue-blind)

#F7F5EA

Achromatopsia (no color)

#F6F6F6

Design tokens & code

CSS

--color: #effdb4;
/* rgb */ color: rgb(239, 253, 180);
/* oklch */ color: oklch(96.7% 0.094 117.0);

Tailwind

colors: {
  custom: {
    50: '#f5fecb',
    500: '#effdb4',
    950: '#000000',
  },
}

SCSS

$custom: #effdb4;
$custom-light: #f5fecb;
$custom-dark: #000000;

JSON

{
  "hex": "#effdb4",
  "rgb": {
    "r": 239,
    "g": 253,
    "b": 180
  },
  "hsl": {
    "h": 71.507,
    "s": 94.805,
    "l": 84.902
  },
  "oklch": {
    "l": 0.96652,
    "c": 0.0942,
    "h": 117
  },
  "luminance": 0.91897
}

Semantic roles & 50–950 ramp

primary

#EFFDB4

secondary

#8873E3

accent

#00E62C

background

#FFFFFE

surface

#FEFFFA

border

#D6D7D3

text

#171713

muted

#858583

Preview Lab

Preview with #EFFDB4

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

Preview Lab → · Contrast checker → · Palette generator →