#B9DE57#B9DE57

#B9DE57 is a very light, vivid yellow-green. Relative luminance 0.632; OKLCH L 84.8% C 0.166 H 122.9°. Best body text is #000000 at 13.65:1 contrast (WCAG AA passes).

Color values

HEX	#B9DE57
RGB	rgb(185, 222, 87)
HSL	hsl(76, 67%, 61%)
HSV	hsv(76, 61%, 87%)
CMYK	cmyk(16.7%, 0%, 60.8%, 12.9%)
CIE-LAB	lab(83.57, -31.43, 60.50)
CIE-LCH	lch(83.57, 68.18, 117.45°)
OKLab	oklab(84.76% -0.0902 0.1393)
OKLCH	oklch(84.76% 0.166 122.9)
XYZ	xyz(47.8496, 63.2448, 18.7016)
Luminance	0.6324 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B9DE57 #7C57DE

analogous

#DEBF57 #B9DE57 #76DE57

triadic

#B9DE57 #57B9DE #DE57B9

tetradic

#B9DE57 #57DEBF #7C57DE #DE5776

square

#B9DE57 #57DEBF #7C57DE #DE5776

split-complementary

#B9DE57 #5776DE #BF57DE

monochromatic

#7A9C1F #A2CF29 #B9DE57 #CEE88A #E4F2BD

Accessibility & contrast

On white

1.54

#B9DE57 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.65

#B9DE57 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B9DE57

13.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B9DE57	#FFFFFF	#000000	##000000
##B9DE57	1.00	1.54	13.65	13.65
#FFFFFF	1.54	1.00	21.00	21.00
#000000	13.65	21.00	1.00	1.00
##000000	13.65	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#EAD147

Deuteranopia (green-blind)

#E5D060

Tritanopia (blue-blind)

#C1D4C1

Achromatopsia (no color)

#D0D0D0

Design tokens & code

CSS

--color: #b9de57;
/* rgb */ color: rgb(185, 222, 87);
/* oklch */ color: oklch(84.8% 0.166 122.9);

Tailwind

colors: {
  custom: {
    50: '#d1e88c',
    500: '#b9de57',
    950: '#000000',
  },
}

SCSS

$custom: #b9de57;
$custom-light: #d1e88c;
$custom-dark: #000000;

JSON

{
  "hex": "#b9de57",
  "rgb": {
    "r": 185,
    "g": 222,
    "b": 87
  },
  "hsl": {
    "h": 76.444,
    "s": 67.164,
    "l": 60.588
  },
  "oklch": {
    "l": 0.84758,
    "c": 0.16593,
    "h": 122.9
  },
  "luminance": 0.63245
}

Semantic roles & 50–950 ramp

primary

#B9DE57

secondary

#563AA0

accent

#16CF49

background

#FEFEFC

surface

#FBFCF4

border

#D4D5CE

text

#14160C

muted

#83847F

Preview Lab

Preview with #B9DE57

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

Preview Lab → · Contrast checker → · Palette generator →