#B5E359#B5E359

#B5E359 is a very light, vivid yellow-green. Relative luminance 0.655; OKLCH L 85.6% C 0.172 H 125.5°. Best body text is #000000 at 14.10:1 contrast (WCAG AA passes).

Color values

HEX	#B5E359
RGB	rgb(181, 227, 89)
HSL	hsl(80, 71%, 62%)
HSV	hsv(80, 61%, 89%)
CMYK	cmyk(20.3%, 0%, 60.8%, 11%)
CIE-LAB	lab(84.73, -35.11, 60.86)
CIE-LCH	lch(84.73, 70.26, 119.98°)
OKLab	oklab(85.64% -0.1 0.1403)
OKLCH	oklch(85.64% 0.172 125.5)
XYZ	xyz(48.3285, 65.4826, 19.5425)
Luminance	0.6548 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B5E359 #8759E3

analogous

#E3CC59 #B5E359 #70E359

triadic

#B5E359 #59B5E3 #E359B5

tetradic

#B5E359 #59E3CC #8759E3 #E35970

square

#B5E359 #59E3CC #8759E3 #E35970

split-complementary

#B5E359 #5970E3 #CC59E3

monochromatic

#78A61C #9EDA25 #B5E359 #CCEC8D #E4F5C2

Accessibility & contrast

On white

1.49

#B5E359 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.10

#B5E359 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B5E359

14.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B5E359	#FFFFFF	#000000	##000000
##B5E359	1.00	1.49	14.10	14.10
#FFFFFF	1.49	1.00	21.00	21.00
#000000	14.10	21.00	1.00	1.00
##000000	14.10	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#EED549

Deuteranopia (green-blind)

#E8D363

Tritanopia (blue-blind)

#BCD9C6

Achromatopsia (no color)

#D3D3D3

Design tokens & code

CSS

--color: #b5e359;
/* rgb */ color: rgb(181, 227, 89);
/* oklch */ color: oklch(85.6% 0.172 125.5);

Tailwind

colors: {
  custom: {
    50: '#ceec8d',
    500: '#b5e359',
    950: '#000000',
  },
}

SCSS

$custom: #b5e359;
$custom-light: #ceec8d;
$custom-dark: #000000;

JSON

{
  "hex": "#b5e359",
  "rgb": {
    "r": 181,
    "g": 227,
    "b": 89
  },
  "hsl": {
    "h": 80,
    "s": 71.134,
    "l": 61.961
  },
  "oklch": {
    "l": 0.85635,
    "c": 0.17233,
    "h": 125.5
  },
  "luminance": 0.65483
}

Semantic roles & 50–950 ramp

primary

#B5E359

secondary

#5D38A8

accent

#12D353

background

#FEFEFC

surface

#FBFDF4

border

#D4D5CE

text

#14160D

muted

#83847F

Preview Lab

Preview with #B5E359

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

Preview Lab → · Contrast checker → · Palette generator →