#B1DF5B#B1DF5B

#B1DF5B is a very light, vivid yellow-green. Relative luminance 0.629; OKLCH L 84.5% C 0.167 H 126.0°. Best body text is #000000 at 13.58:1 contrast (WCAG AA passes).

Color values

HEX	#B1DF5B
RGB	rgb(177, 223, 91)
HSL	hsl(81, 67%, 62%)
HSV	hsv(81, 59%, 87%)
CMYK	cmyk(20.6%, 0%, 59.2%, 12.5%)
CIE-LAB	lab(83.38, -34.63, 58.44)
CIE-LCH	lch(83.38, 67.93, 120.65°)
OKLab	oklab(84.48% -0.0983 0.1355)
OKLCH	oklch(84.48% 0.167 126)
XYZ	xyz(46.4075, 62.8772, 19.5871)
Luminance	0.6288 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B1DF5B #895BDF

analogous

#DFCB5B #B1DF5B #6FDF5B

triadic

#B1DF5B #5BB1DF #DF5BB1

tetradic

#B1DF5B #5BDFCB #895BDF #DF5B6F

square

#B1DF5B #5BDFCB #895BDF #DF5B6F

split-complementary

#B1DF5B #5B6FDF #CB5BDF

monochromatic

#73A01F #98D429 #B1DF5B #C9E98E #E2F3C1

Accessibility & contrast

On white

1.55

#B1DF5B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.58

#B1DF5B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B1DF5B

13.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B1DF5B	#FFFFFF	#000000	##000000
##B1DF5B	1.00	1.55	13.58	13.58
#FFFFFF	1.55	1.00	21.00	21.00
#000000	13.58	21.00	1.00	1.00
##000000	13.58	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#EAD14C

Deuteranopia (green-blind)

#E4CF64

Tritanopia (blue-blind)

#B8D5C3

Achromatopsia (no color)

#D0D0D0

Design tokens & code

CSS

--color: #b1df5b;
/* rgb */ color: rgb(177, 223, 91);
/* oklch */ color: oklch(84.5% 0.167 126.0);

Tailwind

colors: {
  custom: {
    50: '#cbe98e',
    500: '#b1df5b',
    950: '#000000',
  },
}

SCSS

$custom: #b1df5b;
$custom-light: #cbe98e;
$custom-dark: #000000;

JSON

{
  "hex": "#b1df5b",
  "rgb": {
    "r": 177,
    "g": 223,
    "b": 91
  },
  "hsl": {
    "h": 80.909,
    "s": 67.347,
    "l": 61.569
  },
  "oklch": {
    "l": 0.84483,
    "c": 0.16738,
    "h": 126
  },
  "luminance": 0.62878
}

Semantic roles & 50–950 ramp

primary

#B1DF5B

secondary

#5F3BA3

accent

#16CF57

background

#FEFEFC

surface

#FBFCF4

border

#D4D5CE

text

#14160D

muted

#83847F

Preview Lab

Preview with #B1DF5B

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

Preview Lab → · Contrast checker → · Palette generator →