#B1E759#B1E759

#B1E759 is a very light, vivid yellow-green. Relative luminance 0.672; OKLCH L 86.3% C 0.179 H 127.4°. Best body text is #000000 at 14.44:1 contrast (WCAG AA passes).

Color values

HEX	#B1E759
RGB	rgb(177, 231, 89)
HSL	hsl(83, 75%, 63%)
HSV	hsv(83, 61%, 91%)
CMYK	cmyk(23.4%, 0%, 61.5%, 9.4%)
CIE-LAB	lab(85.61, -38.41, 61.76)
CIE-LCH	lch(85.61, 72.73, 121.88°)
OKLab	oklab(86.29% -0.109 0.1423)
OKLCH	oklch(86.29% 0.179 127.4)
XYZ	xyz(48.5105, 67.2193, 19.8681)
Luminance	0.6722 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Spring Green (survey)

#A9F971

ΔE00 5.26

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B1E759 #8F59E7

analogous

#E7D659 #B1E759 #6AE759

triadic

#B1E759 #59B1E7 #E759B1

tetradic

#B1E759 #59E7D6 #8F59E7 #E7596A

square

#B1E759 #59E7D6 #8F59E7 #E7596A

split-complementary

#B1E759 #596AE7 #D659E7

monochromatic

#74AD19 #98DF24 #B1E759 #CAEF8E #E3F6C4

Accessibility & contrast

On white

1.45

#B1E759 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.44

#B1E759 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B1E759

14.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B1E759	#FFFFFF	#000000	##000000
##B1E759	1.00	1.45	14.44	14.44
#FFFFFF	1.45	1.00	21.00	21.00
#000000	14.44	21.00	1.00	1.00
##000000	14.44	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F2D848

Deuteranopia (green-blind)

#EAD563

Tritanopia (blue-blind)

#B7DDC9

Achromatopsia (no color)

#D6D6D6

Design tokens & code

CSS

--color: #b1e759;
/* rgb */ color: rgb(177, 231, 89);
/* oklch */ color: oklch(86.3% 0.179 127.4);

Tailwind

colors: {
  custom: {
    50: '#ccef8d',
    500: '#b1e759',
    950: '#000000',
  },
}

SCSS

$custom: #b1e759;
$custom-light: #ccef8d;
$custom-dark: #000000;

JSON

{
  "hex": "#b1e759",
  "rgb": {
    "r": 177,
    "g": 231,
    "b": 89
  },
  "hsl": {
    "h": 82.817,
    "s": 74.737,
    "l": 62.745
  },
  "oklch": {
    "l": 0.86286,
    "c": 0.17921,
    "h": 127.4
  },
  "luminance": 0.6722
}

Semantic roles & 50–950 ramp

primary

#B1E759

secondary

#6436AE

accent

#0FD75B

background

#FEFFFC

surface

#FBFEF4

border

#D4D6CE

text

#14160D

muted

#83857F

Preview Lab

Preview with #B1E759

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

Preview Lab → · Contrast checker → · Palette generator →