#B3F257#B3F257

#B3F257 is a very light, vivid yellow-green. Relative luminance 0.738; OKLCH L 88.9% C 0.194 H 128.7°. Best body text is #000000 at 15.76:1 contrast (WCAG AA passes).

Color values

HEX	#B3F257
RGB	rgb(179, 242, 87)
HSL	hsl(84, 86%, 65%)
HSV	hsv(84, 64%, 95%)
CMYK	cmyk(26%, 0%, 64%, 5.1%)
CIE-LAB	lab(88.82, -42.69, 66.07)
CIE-LCH	lch(88.82, 78.66, 122.87°)
OKLab	oklab(88.91% -0.121 0.1511)
OKLCH	oklch(88.91% 0.194 128.7)
XYZ	xyz(52.0627, 73.7749, 20.5120)
Luminance	0.7378 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B3F257 #9657F2

analogous

#F2E357 #B3F257 #66F257

triadic

#B3F257 #57B3F2 #F257B3

tetradic

#B3F257 #57F2E3 #9657F2 #F25766

square

#B3F257 #57F2E3 #9657F2 #F25766

split-complementary

#B3F257 #5766F2 #E357F2

monochromatic

#78C00F #99EE1E #B3F257 #CDF690 #E6FBC9

Accessibility & contrast

On white

1.33

#B3F257 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.76

#B3F257 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B3F257

15.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B3F257	#FFFFFF	#000000	##000000
##B3F257	1.00	1.33	15.76	15.76
#FFFFFF	1.33	1.00	21.00	21.00
#000000	15.76	21.00	1.00	1.00
##000000	15.76	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FDE243

Deuteranopia (green-blind)

#F4DE63

Tritanopia (blue-blind)

#B8E8D2

Achromatopsia (no color)

#DFDFDF

Design tokens & code

CSS

--color: #b3f257;
/* rgb */ color: rgb(179, 242, 87);
/* oklch */ color: oklch(88.9% 0.194 128.7);

Tailwind

colors: {
  custom: {
    50: '#cdf68d',
    500: '#b3f257',
    950: '#000000',
  },
}

SCSS

$custom: #b3f257;
$custom-light: #cdf68d;
$custom-dark: #000000;

JSON

{
  "hex": "#b3f257",
  "rgb": {
    "r": 179,
    "g": 242,
    "b": 87
  },
  "hsl": {
    "h": 84.387,
    "s": 85.635,
    "l": 64.51
  },
  "oklch": {
    "l": 0.88906,
    "c": 0.1936,
    "h": 128.7
  },
  "luminance": 0.73776
}

Semantic roles & 50–950 ramp

primary

#B3F257

secondary

#6930BE

accent

#03E25E

background

#FEFFFC

surface

#FBFEF4

border

#D4D6CE

text

#14170D

muted

#83857F

Preview Lab

Preview with #B3F257

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

Preview Lab → · Contrast checker → · Palette generator →