#B1F858#B1F858

#B1F858 is a very light, highly saturated yellow-green. Relative luminance 0.772; OKLCH L 90.2% C 0.201 H 130.1°. Best body text is #000000 at 16.44:1 contrast (WCAG AA passes).

Color values

HEX	#B1F858
RGB	rgb(177, 248, 88)
HSL	hsl(87, 92%, 66%)
HSV	hsv(87, 65%, 97%)
CMYK	cmyk(28.6%, 0%, 64.5%, 2.7%)
CIE-LAB	lab(90.41, -45.92, 67.34)
CIE-LCH	lch(90.41, 81.50, 124.29°)
OKLab	oklab(90.17% -0.1297 0.154)
OKLCH	oklch(90.17% 0.201 130.1)
XYZ	xyz(53.4599, 77.1850, 21.3122)
Luminance	0.7719 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B1F858 #9F58F8

analogous

#F8EF58 #B1F858 #61F858

triadic

#B1F858 #58B1F8 #F858B1

tetradic

#B1F858 #58F8EF #9F58F8 #F85861

square

#B1F858 #58F8EF #9F58F8 #F85861

split-complementary

#B1F858 #5861F8 #EF58F8

monochromatic

#76CD09 #96F61D #B1F858 #CCFA93 #E8FDCD

Accessibility & contrast

On white

1.28

#B1F858 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

16.44

#B1F858 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B1F858

16.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B1F858	#FFFFFF	#000000	##000000
##B1F858	1.00	1.28	16.44	16.44
#FFFFFF	1.28	1.00	21.00	21.00
#000000	16.44	21.00	1.00	1.00
##000000	16.44	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFE743

Deuteranopia (green-blind)

#F9E265

Tritanopia (blue-blind)

#B5EED7

Achromatopsia (no color)

#E3E3E3

Design tokens & code

CSS

--color: #b1f858;
/* rgb */ color: rgb(177, 248, 88);
/* oklch */ color: oklch(90.2% 0.201 130.1);

Tailwind

colors: {
  custom: {
    50: '#ccfb8e',
    500: '#b1f858',
    950: '#000000',
  },
}

SCSS

$custom: #b1f858;
$custom-light: #ccfb8e;
$custom-dark: #000000;

JSON

{
  "hex": "#b1f858",
  "rgb": {
    "r": 177,
    "g": 248,
    "b": 88
  },
  "hsl": {
    "h": 86.625,
    "s": 91.954,
    "l": 65.882
  },
  "oklch": {
    "l": 0.90171,
    "c": 0.20129,
    "h": 130.1
  },
  "luminance": 0.77186
}

Semantic roles & 50–950 ramp

primary

#B1F858

secondary

#712CC9

accent

#00E666

background

#FEFFFC

surface

#FBFFF4

border

#D4D7CE

text

#14170D

muted

#83857F

Preview Lab

Preview with #B1F858

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

Preview Lab → · Contrast checker → · Palette generator →