#EFFDB3#EFFDB3

#EFFDB3 is a very light, moderate yellow-green. Relative luminance 0.919; OKLCH L 96.6% C 0.095 H 116.9°. Best body text is #000000 at 19.37:1 contrast (WCAG AA passes).

Color values

HEX	#EFFDB3
RGB	rgb(239, 253, 179)
HSL	hsl(71, 95%, 85%)
HSV	hsv(71, 29%, 99%)
CMYK	cmyk(5.5%, 0%, 29.2%, 0.8%)
CIE-LAB	lab(96.76, -16.21, 33.97)
CIE-LCH	lch(96.76, 37.64, 115.51°)
OKLab	oklab(96.63% -0.0432 0.085)
OKLCH	oklch(96.63% 0.095 116.9)
XYZ	xyz(78.8583, 91.8564, 56.2148)
Luminance	0.9186 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFFDB3 #C1B3FD

analogous

#FDE6B3 #EFFDB3 #CAFDB3

triadic

#EFFDB3 #B3EFFD #FDB3EF

tetradic

#EFFDB3 #B3FDE6 #C1B3FD #FDB3CA

square

#EFFDB3 #B3FDE6 #C1B3FD #FDB3CA

split-complementary

#EFFDB3 #B3CAFD #E6B3FD

monochromatic

#D6FA3C #E2FB77 #EFFDB3 #F9FEE1 #F9FEE1

Accessibility & contrast

On white

1.08

#EFFDB3 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

19.37

#EFFDB3 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFFDB3

19.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFFDB3	#FFFFFF	#000000	##000000
##EFFDB3	1.00	1.08	19.37	19.37
#FFFFFF	1.08	1.00	21.00	21.00
#000000	19.37	21.00	1.00	1.00
##000000	19.37	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFF5AE

Deuteranopia (green-blind)

#FFF6B6

Tritanopia (blue-blind)

#F7F5EA

Achromatopsia (no color)

#F6F6F6

Design tokens & code

CSS

--color: #effdb3;
/* rgb */ color: rgb(239, 253, 179);
/* oklch */ color: oklch(96.6% 0.095 116.9);

Tailwind

colors: {
  custom: {
    50: '#f5feca',
    500: '#effdb3',
    950: '#000000',
  },
}

SCSS

$custom: #effdb3;
$custom-light: #f5feca;
$custom-dark: #000000;

JSON

{
  "hex": "#effdb3",
  "rgb": {
    "r": 239,
    "g": 253,
    "b": 179
  },
  "hsl": {
    "h": 71.351,
    "s": 94.872,
    "l": 84.706
  },
  "oklch": {
    "l": 0.96634,
    "c": 0.09537,
    "h": 116.9
  },
  "luminance": 0.91856
}

Semantic roles & 50–950 ramp

primary

#EFFDB3

secondary

#8772E2

accent

#00E62B

background

#FFFFFD

surface

#FEFFF9

border

#D6D7D2

text

#171713

muted

#858582

Preview Lab

Preview with #EFFDB3

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

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