#B1E359#B1E359

#B1E359 is a very light, vivid yellow-green. Relative luminance 0.650; OKLCH L 85.4% C 0.174 H 126.7°. Best body text is #000000 at 14.00:1 contrast (WCAG AA passes).

Color values

HEX	#B1E359
RGB	rgb(177, 227, 89)
HSL	hsl(82, 71%, 62%)
HSV	hsv(82, 61%, 89%)
CMYK	cmyk(22%, 0%, 60.8%, 11%)
CIE-LAB	lab(84.49, -36.62, 60.52)
CIE-LCH	lch(84.49, 70.74, 121.17°)
OKLab	oklab(85.37% -0.104 0.1397)
OKLCH	oklch(85.37% 0.174 126.7)
XYZ	xyz(47.4037, 65.0058, 19.4992)
Luminance	0.6501 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B1E359 #8B59E3

analogous

#E3D059 #B1E359 #6CE359

triadic

#B1E359 #59B1E3 #E359B1

tetradic

#B1E359 #59E3D0 #8B59E3 #E3596C

square

#B1E359 #59E3D0 #8B59E3 #E3596C

split-complementary

#B1E359 #596CE3 #D059E3

monochromatic

#74A61C #98DA25 #B1E359 #CAEC8D #E2F5C2

Accessibility & contrast

On white

1.50

#B1E359 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.00

#B1E359 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B1E359

14.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B1E359	#FFFFFF	#000000	##000000
##B1E359	1.00	1.50	14.00	14.00
#FFFFFF	1.50	1.00	21.00	21.00
#000000	14.00	21.00	1.00	1.00
##000000	14.00	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#EED549

Deuteranopia (green-blind)

#E7D263

Tritanopia (blue-blind)

#B7D9C6

Achromatopsia (no color)

#D3D3D3

Design tokens & code

CSS

--color: #b1e359;
/* rgb */ color: rgb(177, 227, 89);
/* oklch */ color: oklch(85.4% 0.174 126.7);

Tailwind

colors: {
  custom: {
    50: '#cbec8d',
    500: '#b1e359',
    950: '#000000',
  },
}

SCSS

$custom: #b1e359;
$custom-light: #cbec8d;
$custom-dark: #000000;

JSON

{
  "hex": "#b1e359",
  "rgb": {
    "r": 177,
    "g": 227,
    "b": 89
  },
  "hsl": {
    "h": 81.739,
    "s": 71.134,
    "l": 61.961
  },
  "oklch": {
    "l": 0.85374,
    "c": 0.17412,
    "h": 126.7
  },
  "luminance": 0.65007
}

Semantic roles & 50–950 ramp

primary

#B1E359

secondary

#6138A8

accent

#12D358

background

#FEFEFC

surface

#FBFDF4

border

#D4D5CE

text

#14160D

muted

#83847F

Preview Lab

Preview with #B1E359

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

Preview Lab → · Contrast checker → · Palette generator →