#B1E151#B1E151

#B1E151 is a very light, vivid yellow-green. Relative luminance 0.638; OKLCH L 84.8% C 0.178 H 125.8°. Best body text is #000000 at 13.76:1 contrast (WCAG AA passes).

Color values

HEX	#B1E151
RGB	rgb(177, 225, 81)
HSL	hsl(80, 71%, 60%)
HSV	hsv(80, 64%, 88%)
CMYK	cmyk(21.3%, 0%, 64%, 11.8%)
CIE-LAB	lab(83.86, -36.32, 63.13)
CIE-LCH	lch(83.86, 72.83, 119.91°)
OKLab	oklab(84.84% -0.1039 0.1442)
OKLCH	oklch(84.84% 0.178 125.8)
XYZ	xyz(46.5420, 63.7910, 17.6439)
Luminance	0.6379 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B1E151 #8151E1

analogous

#E1C951 #B1E151 #69E151

triadic

#B1E151 #51B1E1 #E151B1

tetradic

#B1E151 #51E1C9 #8151E1 #E15169

square

#B1E151 #51E1C9 #8151E1 #E15169

split-complementary

#B1E151 #5169E1 #C951E1

monochromatic

#719D1B #97D124 #B1E151 #C8EA85 #E0F3B9

Accessibility & contrast

On white

1.53

#B1E151 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.76

#B1E151 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B1E151

13.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B1E151	#FFFFFF	#000000	##000000
##B1E151	1.00	1.53	13.76	13.76
#FFFFFF	1.53	1.00	21.00	21.00
#000000	13.76	21.00	1.00	1.00
##000000	13.76	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#ECD33E

Deuteranopia (green-blind)

#E6D05C

Tritanopia (blue-blind)

#B8D7C3

Achromatopsia (no color)

#D1D1D1

Design tokens & code

CSS

--color: #b1e151;
/* rgb */ color: rgb(177, 225, 81);
/* oklch */ color: oklch(84.8% 0.178 125.8);

Tailwind

colors: {
  custom: {
    50: '#ccea88',
    500: '#b1e151',
    950: '#000000',
  },
}

SCSS

$custom: #b1e151;
$custom-light: #ccea88;
$custom-dark: #000000;

JSON

{
  "hex": "#b1e151",
  "rgb": {
    "r": 177,
    "g": 225,
    "b": 81
  },
  "hsl": {
    "h": 80,
    "s": 70.588,
    "l": 60
  },
  "oklch": {
    "l": 0.84843,
    "c": 0.17771,
    "h": 125.8
  },
  "luminance": 0.63792
}

Semantic roles & 50–950 ramp

primary

#B1E151

secondary

#5936A0

accent

#3AED76

background

#FEFEFC

surface

#FBFDF4

border

#D4D5CE

text

#14160C

muted

#83847F

Preview Lab

Preview with #B1E151

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

Preview Lab → · Contrast checker → · Palette generator →