#B5E339#B5E339

#B5E339 is a very light, vivid yellow-green. Relative luminance 0.651; OKLCH L 85.4% C 0.193 H 124.0°. Best body text is #000000 at 14.01:1 contrast (WCAG AA passes).

Color values

HEX	#B5E339
RGB	rgb(181, 227, 57)
HSL	hsl(76, 75%, 56%)
HSV	hsv(76, 75%, 89%)
CMYK	cmyk(20.3%, 0%, 74.9%, 11%)
CIE-LAB	lab(84.51, -37.12, 72.50)
CIE-LCH	lch(84.51, 81.45, 117.11°)
OKLab	oklab(85.39% -0.1083 0.1603)
OKLCH	oklch(85.39% 0.193 124)
XYZ	xyz(47.2642, 65.0569, 13.9373)
Luminance	0.6506 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B5E339 #6739E3

analogous

#E3BC39 #B5E339 #60E339

triadic

#B5E339 #39B5E3 #E339B5

tetradic

#B5E339 #39E3BC #6739E3 #E33960

square

#B5E339 #39E3BC #6739E3 #E33960

split-complementary

#B5E339 #3960E3 #BC39E3

monochromatic

#6D8E14 #96C31C #B5E339 #C9EB6F #DDF2A4

Accessibility & contrast

On white

1.50

#B5E339 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.01

#B5E339 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B5E339

14.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B5E339	#FFFFFF	#000000	##000000
##B5E339	1.00	1.50	14.01	14.01
#FFFFFF	1.50	1.00	21.00	21.00
#000000	14.01	21.00	1.00	1.00
##000000	14.01	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F0D40E

Deuteranopia (green-blind)

#EAD349

Tritanopia (blue-blind)

#BED8C3

Achromatopsia (no color)

#D3D3D3

Design tokens & code

CSS

--color: #b5e339;
/* rgb */ color: rgb(181, 227, 57);
/* oklch */ color: oklch(85.4% 0.193 124.0);

Tailwind

colors: {
  custom: {
    50: '#cfec7c',
    500: '#b5e339',
    950: '#000000',
  },
}

SCSS

$custom: #b5e339;
$custom-light: #cfec7c;
$custom-dark: #000000;

JSON

{
  "hex": "#b5e339",
  "rgb": {
    "r": 181,
    "g": 227,
    "b": 57
  },
  "hsl": {
    "h": 76.235,
    "s": 75.221,
    "l": 55.686
  },
  "oklch": {
    "l": 0.85388,
    "c": 0.19345,
    "h": 124
  },
  "luminance": 0.65057
}

Semantic roles & 50–950 ramp

primary

#B5E339

secondary

#492D93

accent

#36F269

background

#FEFEFB

surface

#FBFDF2

border

#D4D5CC

text

#14160A

muted

#83847D

Preview Lab

Preview with #B5E339

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

Preview Lab → · Contrast checker → · Palette generator →