#B1E05F#B1E05F

#B1E05F is a very light, vivid yellow-green. Relative luminance 0.635; OKLCH L 84.8% C 0.165 H 126.5°. Best body text is #000000 at 13.70:1 contrast (WCAG AA passes).

Color values

HEX	#B1E05F
RGB	rgb(177, 224, 95)
HSL	hsl(82, 68%, 63%)
HSV	hsv(82, 58%, 88%)
CMYK	cmyk(21%, 0%, 57.6%, 12.2%)
CIE-LAB	lab(83.70, -34.75, 57.06)
CIE-LCH	lch(83.70, 66.81, 121.34°)
OKLab	oklab(84.75% -0.0983 0.1329)
OKLCH	oklch(84.75% 0.165 126.5)
XYZ	xyz(46.8527, 63.4840, 20.6095)
Luminance	0.6349 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B1E05F #8E5FE0

analogous

#E0CE5F #B1E05F #71E05F

triadic

#B1E05F #5FB1E0 #E05FB1

tetradic

#B1E05F #5FE0CE #8E5FE0 #E05F71

square

#B1E05F #5FE0CE #8E5FE0 #E05F71

split-complementary

#B1E05F #5F71E0 #CE5FE0

monochromatic

#74A520 #98D62C #B1E05F #CAEA92 #E3F4C6

Accessibility & contrast

On white

1.53

#B1E05F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.70

#B1E05F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B1E05F

13.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B1E05F	#FFFFFF	#000000	##000000
##B1E05F	1.00	1.53	13.70	13.70
#FFFFFF	1.53	1.00	21.00	21.00
#000000	13.70	21.00	1.00	1.00
##000000	13.70	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#EBD251

Deuteranopia (green-blind)

#E4D068

Tritanopia (blue-blind)

#B7D7C4

Achromatopsia (no color)

#D1D1D1

Design tokens & code

CSS

--color: #b1e05f;
/* rgb */ color: rgb(177, 224, 95);
/* oklch */ color: oklch(84.8% 0.165 126.5);

Tailwind

colors: {
  custom: {
    50: '#cbea91',
    500: '#b1e05f',
    950: '#000000',
  },
}

SCSS

$custom: #b1e05f;
$custom-light: #cbea91;
$custom-dark: #000000;

JSON

{
  "hex": "#b1e05f",
  "rgb": {
    "r": 177,
    "g": 224,
    "b": 95
  },
  "hsl": {
    "h": 81.86,
    "s": 67.539,
    "l": 62.549
  },
  "oklch": {
    "l": 0.84752,
    "c": 0.16533,
    "h": 126.5
  },
  "luminance": 0.63485
}

Semantic roles & 50–950 ramp

primary

#B1E05F

secondary

#633CA7

accent

#16CF5A

background

#FEFEFC

surface

#FBFDF4

border

#D4D5CE

text

#14160D

muted

#83847F

Preview Lab

Preview with #B1E05F

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

Preview Lab → · Contrast checker → · Palette generator →