#B3F259#B3F259

#B3F259 is a very light, vivid yellow-green. Relative luminance 0.738; OKLCH L 88.9% C 0.192 H 128.8°. Best body text is #000000 at 15.76:1 contrast (WCAG AA passes).

Color values

HEX	#B3F259
RGB	rgb(179, 242, 89)
HSL	hsl(85, 85%, 65%)
HSV	hsv(85, 63%, 95%)
CMYK	cmyk(26%, 0%, 63.2%, 5.1%)
CIE-LAB	lab(88.83, -42.54, 65.29)
CIE-LCH	lch(88.83, 77.92, 123.09°)
OKLab	oklab(88.92% -0.1204 0.1497)
OKLCH	oklch(88.92% 0.192 128.8)
XYZ	xyz(52.1455, 73.8080, 20.9483)
Luminance	0.7381 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B3F259 #9859F2

analogous

#F2E559 #B3F259 #66F259

triadic

#B3F259 #59B3F2 #F259B3

tetradic

#B3F259 #59F2E5 #9859F2 #F25966

square

#B3F259 #59F2E5 #9859F2 #F25966

split-complementary

#B3F259 #5966F2 #E559F2

monochromatic

#78C10F #99EE20 #B3F259 #CDF692 #E7FBCB

Accessibility & contrast

On white

1.33

#B3F259 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.76

#B3F259 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B3F259

15.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B3F259	#FFFFFF	#000000	##000000
##B3F259	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)

#FDE246

Deuteranopia (green-blind)

#F4DE65

Tritanopia (blue-blind)

#B8E8D2

Achromatopsia (no color)

#DFDFDF

Design tokens & code

CSS

--color: #b3f259;
/* rgb */ color: rgb(179, 242, 89);
/* oklch */ color: oklch(88.9% 0.192 128.8);

Tailwind

colors: {
  custom: {
    50: '#cdf68e',
    500: '#b3f259',
    950: '#000000',
  },
}

SCSS

$custom: #b3f259;
$custom-light: #cdf68e;
$custom-dark: #000000;

JSON

{
  "hex": "#b3f259",
  "rgb": {
    "r": 179,
    "g": 242,
    "b": 89
  },
  "hsl": {
    "h": 84.706,
    "s": 85.475,
    "l": 64.902
  },
  "oklch": {
    "l": 0.88923,
    "c": 0.19214,
    "h": 128.8
  },
  "luminance": 0.73809
}

Semantic roles & 50–950 ramp

primary

#B3F259

secondary

#6B30BF

accent

#04E25F

background

#FEFFFC

surface

#FBFEF4

border

#D4D6CE

text

#14170D

muted

#83857F

Preview Lab

Preview with #B3F259

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

Preview Lab → · Contrast checker → · Palette generator →