#EFFDB2#EFFDB2

#EFFDB2 is a very light, moderate yellow-green. Relative luminance 0.918; OKLCH L 96.6% C 0.097 H 116.8°. Best body text is #000000 at 19.36:1 contrast (WCAG AA passes).

Color values

HEX	#EFFDB2
RGB	rgb(239, 253, 178)
HSL	hsl(71, 95%, 85%)
HSV	hsv(71, 30%, 99%)
CMYK	cmyk(5.5%, 0%, 29.6%, 0.8%)
CIE-LAB	lab(96.75, -16.34, 34.45)
CIE-LCH	lch(96.75, 38.13, 115.38°)
OKLab	oklab(96.62% -0.0436 0.0861)
OKLCH	oklch(96.62% 0.097 116.8)
XYZ	xyz(78.7575, 91.8161, 55.6841)
Luminance	0.9182 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFFDB2 #C0B2FD

analogous

#FDE6B2 #EFFDB2 #CAFDB2

triadic

#EFFDB2 #B2EFFD #FDB2EF

tetradic

#EFFDB2 #B2FDE6 #C0B2FD #FDB2CA

square

#EFFDB2 #B2FDE6 #C0B2FD #FDB2CA

split-complementary

#EFFDB2 #B2CAFD #E6B2FD

monochromatic

#D6FA3B #E3FB76 #EFFDB2 #F9FEE1 #F9FEE1

Accessibility & contrast

On white

1.08

#EFFDB2 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

19.36

#EFFDB2 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFFDB2

19.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFFDB2	#FFFFFF	#000000	##000000
##EFFDB2	1.00	1.08	19.36	19.36
#FFFFFF	1.08	1.00	21.00	21.00
#000000	19.36	21.00	1.00	1.00
##000000	19.36	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFF5AD

Deuteranopia (green-blind)

#FFF6B5

Tritanopia (blue-blind)

#F7F5E9

Achromatopsia (no color)

#F6F6F6

Design tokens & code

CSS

--color: #effdb2;
/* rgb */ color: rgb(239, 253, 178);
/* oklch */ color: oklch(96.6% 0.097 116.8);

Tailwind

colors: {
  custom: {
    50: '#f5fec9',
    500: '#effdb2',
    950: '#000000',
  },
}

SCSS

$custom: #effdb2;
$custom-light: #f5fec9;
$custom-dark: #000000;

JSON

{
  "hex": "#effdb2",
  "rgb": {
    "r": 239,
    "g": 253,
    "b": 178
  },
  "hsl": {
    "h": 71.2,
    "s": 94.937,
    "l": 84.51
  },
  "oklch": {
    "l": 0.96615,
    "c": 0.09654,
    "h": 116.8
  },
  "luminance": 0.91816
}

Semantic roles & 50–950 ramp

primary

#EFFDB2

secondary

#8671E2

accent

#00E62B

background

#FFFFFD

surface

#FEFFF9

border

#D6D7D2

text

#171713

muted

#858582

Preview Lab

Preview with #EFFDB2

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

Preview Lab → · Contrast checker → · Palette generator →