#B5E459#B5E459

#B5E459 is a very light, vivid yellow-green. Relative luminance 0.660; OKLCH L 85.9% C 0.174 H 125.7°. Best body text is #000000 at 14.21:1 contrast (WCAG AA passes).

Color values

HEX	#B5E459
RGB	rgb(181, 228, 89)
HSL	hsl(80, 72%, 62%)
HSV	hsv(80, 61%, 89%)
CMYK	cmyk(20.6%, 0%, 61%, 10.6%)
CIE-LAB	lab(85.01, -35.57, 61.17)
CIE-LCH	lch(85.01, 70.76, 120.18°)
OKLab	oklab(85.86% -0.1013 0.141)
OKLCH	oklch(85.86% 0.174 125.7)
XYZ	xyz(48.6028, 66.0312, 19.6340)
Luminance	0.6603 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B5E459 #8859E4

analogous

#E4CE59 #B5E459 #6FE459

triadic

#B5E459 #59B5E4 #E459B5

tetradic

#B5E459 #59E4CE #8859E4 #E4596F

square

#B5E459 #59E4CE #8859E4 #E4596F

split-complementary

#B5E459 #596FE4 #CE59E4

monochromatic

#78A71B #9EDB24 #B5E459 #CCED8E #E4F5C2

Accessibility & contrast

On white

1.48

#B5E459 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.21

#B5E459 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B5E459

14.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B5E459	#FFFFFF	#000000	##000000
##B5E459	1.00	1.48	14.21	14.21
#FFFFFF	1.48	1.00	21.00	21.00
#000000	14.21	21.00	1.00	1.00
##000000	14.21	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#EFD649

Deuteranopia (green-blind)

#E9D463

Tritanopia (blue-blind)

#BCDAC7

Achromatopsia (no color)

#D4D4D4

Design tokens & code

CSS

--color: #b5e459;
/* rgb */ color: rgb(181, 228, 89);
/* oklch */ color: oklch(85.9% 0.174 125.7);

Tailwind

colors: {
  custom: {
    50: '#ceec8d',
    500: '#b5e459',
    950: '#000000',
  },
}

SCSS

$custom: #b5e459;
$custom-light: #ceec8d;
$custom-dark: #000000;

JSON

{
  "hex": "#b5e459",
  "rgb": {
    "r": 181,
    "g": 228,
    "b": 89
  },
  "hsl": {
    "h": 80.288,
    "s": 72.021,
    "l": 62.157
  },
  "oklch": {
    "l": 0.85862,
    "c": 0.1736,
    "h": 125.7
  },
  "luminance": 0.66032
}

Semantic roles & 50–950 ramp

primary

#B5E459

secondary

#5E38A9

accent

#11D453

background

#FEFEFC

surface

#FBFDF4

border

#D4D5CE

text

#14160D

muted

#83847F

Preview Lab

Preview with #B5E459

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

Preview Lab → · Contrast checker → · Palette generator →