#B1DE57#B1DE57

#B1DE57 is a very light, vivid yellow-green. Relative luminance 0.623; OKLCH L 84.2% C 0.169 H 125.5°. Best body text is #000000 at 13.46:1 contrast (WCAG AA passes).

Color values

HEX	#B1DE57
RGB	rgb(177, 222, 87)
HSL	hsl(80, 67%, 61%)
HSV	hsv(80, 61%, 87%)
CMYK	cmyk(20.3%, 0%, 60.8%, 12.9%)
CIE-LAB	lab(83.06, -34.50, 59.80)
CIE-LCH	lch(83.06, 69.03, 119.98°)
OKLab	oklab(84.21% -0.0983 0.1379)
OKLCH	oklch(84.21% 0.169 125.5)
XYZ	xyz(45.9732, 62.2773, 18.6136)
Luminance	0.6228 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B1DE57 #8457DE

analogous

#DEC757 #B1DE57 #6DDE57

triadic

#B1DE57 #57B1DE #DE57B1

tetradic

#B1DE57 #57DEC7 #8457DE #DE576D

square

#B1DE57 #57DEC7 #8457DE #DE576D

split-complementary

#B1DE57 #576DDE #C757DE

monochromatic

#729C1F #98CF29 #B1DE57 #C9E88A #E0F2BD

Accessibility & contrast

On white

1.56

#B1DE57 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.46

#B1DE57 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B1DE57

13.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B1DE57	#FFFFFF	#000000	##000000
##B1DE57	1.00	1.56	13.46	13.46
#FFFFFF	1.56	1.00	21.00	21.00
#000000	13.46	21.00	1.00	1.00
##000000	13.46	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E9D047

Deuteranopia (green-blind)

#E3CE61

Tritanopia (blue-blind)

#B8D4C1

Achromatopsia (no color)

#CFCFCF

Design tokens & code

CSS

--color: #b1de57;
/* rgb */ color: rgb(177, 222, 87);
/* oklch */ color: oklch(84.2% 0.169 125.5);

Tailwind

colors: {
  custom: {
    50: '#cbe88c',
    500: '#b1de57',
    950: '#000000',
  },
}

SCSS

$custom: #b1de57;
$custom-light: #cbe88c;
$custom-dark: #000000;

JSON

{
  "hex": "#b1de57",
  "rgb": {
    "r": 177,
    "g": 222,
    "b": 87
  },
  "hsl": {
    "h": 80,
    "s": 67.164,
    "l": 60.588
  },
  "oklch": {
    "l": 0.84215,
    "c": 0.16933,
    "h": 125.5
  },
  "luminance": 0.62278
}

Semantic roles & 50–950 ramp

primary

#B1DE57

secondary

#5C3AA0

accent

#16CF54

background

#FEFEFC

surface

#FBFCF4

border

#D4D5CE

text

#14160C

muted

#83847F

Preview Lab

Preview with #B1DE57

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

Preview Lab → · Contrast checker → · Palette generator →