#B1DF57#B1DF57

#B1DF57 is a very light, vivid yellow-green. Relative luminance 0.628; OKLCH L 84.4% C 0.171 H 125.7°. Best body text is #000000 at 13.56:1 contrast (WCAG AA passes).

Color values

HEX	#B1DF57
RGB	rgb(177, 223, 87)
HSL	hsl(80, 68%, 61%)
HSV	hsv(80, 61%, 87%)
CMYK	cmyk(20.6%, 0%, 61%, 12.5%)
CIE-LAB	lab(83.34, -34.96, 60.10)
CIE-LCH	lch(83.34, 69.53, 120.18°)
OKLab	oklab(84.44% -0.0996 0.1385)
OKLCH	oklch(84.44% 0.171 125.7)
XYZ	xyz(46.2396, 62.8100, 18.7024)
Luminance	0.6281 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B1DF57 #8557DF

analogous

#DFC957 #B1DF57 #6DDF57

triadic

#B1DF57 #57B1DF #DF57B1

tetradic

#B1DF57 #57DFC9 #8557DF #DF576D

square

#B1DF57 #57DFC9 #8557DF #DF576D

split-complementary

#B1DF57 #576DDF #C957DF

monochromatic

#729E1E #98D128 #B1DF57 #C9E98A #E1F3BE

Accessibility & contrast

On white

1.55

#B1DF57 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.56

#B1DF57 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B1DF57

13.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B1DF57	#FFFFFF	#000000	##000000
##B1DF57	1.00	1.55	13.56	13.56
#FFFFFF	1.55	1.00	21.00	21.00
#000000	13.56	21.00	1.00	1.00
##000000	13.56	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#EAD147

Deuteranopia (green-blind)

#E4CF61

Tritanopia (blue-blind)

#B8D5C2

Achromatopsia (no color)

#D0D0D0

Design tokens & code

CSS

--color: #b1df57;
/* rgb */ color: rgb(177, 223, 87);
/* oklch */ color: oklch(84.4% 0.171 125.7);

Tailwind

colors: {
  custom: {
    50: '#cbe98c',
    500: '#b1df57',
    950: '#000000',
  },
}

SCSS

$custom: #b1df57;
$custom-light: #cbe98c;
$custom-dark: #000000;

JSON

{
  "hex": "#b1df57",
  "rgb": {
    "r": 177,
    "g": 223,
    "b": 87
  },
  "hsl": {
    "h": 80.294,
    "s": 68,
    "l": 60.784
  },
  "oklch": {
    "l": 0.84443,
    "c": 0.1706,
    "h": 125.7
  },
  "luminance": 0.62811
}

Semantic roles & 50–950 ramp

primary

#B1DF57

secondary

#5C39A1

accent

#16D055

background

#FEFEFC

surface

#FBFCF4

border

#D4D5CE

text

#14160C

muted

#83847F

Preview Lab

Preview with #B1DF57

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

Preview Lab → · Contrast checker → · Palette generator →