#B5E63E#B5E63E

#B5E63E is a very light, vivid yellow-green. Relative luminance 0.668; OKLCH L 86.1% C 0.194 H 124.8°. Best body text is #000000 at 14.35:1 contrast (WCAG AA passes).

Color values

HEX	#B5E63E
RGB	rgb(181, 230, 62)
HSL	hsl(78, 77%, 57%)
HSV	hsv(78, 73%, 90%)
CMYK	cmyk(21.3%, 0%, 73%, 9.8%)
CIE-LAB	lab(85.39, -38.22, 71.73)
CIE-LCH	lch(85.39, 81.28, 118.05°)
OKLab	oklab(86.1% -0.1109 0.1595)
OKLCH	oklch(86.1% 0.194 124.8)
XYZ	xyz(48.2228, 66.7647, 14.9028)
Luminance	0.6676 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B5E63E #6F3EE6

analogous

#E6C33E #B5E63E #61E63E

triadic

#B5E63E #3EB5E6 #E63EB5

tetradic

#B5E63E #3EE6C3 #6F3EE6 #E63E61

square

#B5E63E #3EE6C3 #6F3EE6 #E63E61

split-complementary

#B5E63E #3E61E6 #C33EE6

monochromatic

#709613 #98CC1A #B5E63E #CAED74 #DFF4AA

Accessibility & contrast

On white

1.46

#B5E63E on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.35

#B5E63E on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B5E63E

14.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B5E63E	#FFFFFF	#000000	##000000
##B5E63E	1.00	1.46	14.35	14.35
#FFFFFF	1.46	1.00	21.00	21.00
#000000	14.35	21.00	1.00	1.00
##000000	14.35	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F3D71B

Deuteranopia (green-blind)

#ECD54D

Tritanopia (blue-blind)

#BDDBC6

Achromatopsia (no color)

#D5D5D5

Design tokens & code

CSS

--color: #b5e63e;
/* rgb */ color: rgb(181, 230, 62);
/* oklch */ color: oklch(86.1% 0.194 124.8);

Tailwind

colors: {
  custom: {
    50: '#cfee7f',
    500: '#b5e63e',
    950: '#000000',
  },
}

SCSS

$custom: #b5e63e;
$custom-light: #cfee7f;
$custom-dark: #000000;

JSON

{
  "hex": "#b5e63e",
  "rgb": {
    "r": 181,
    "g": 230,
    "b": 62
  },
  "hsl": {
    "h": 77.5,
    "s": 77.064,
    "l": 57.255
  },
  "oklch": {
    "l": 0.86102,
    "c": 0.19424,
    "h": 124.8
  },
  "luminance": 0.66765
}

Semantic roles & 50–950 ramp

primary

#B5E63E

secondary

#4E2E9A

accent

#34F46C

background

#FEFFFB

surface

#FBFEF2

border

#D4D6CC

text

#14160B

muted

#83857E

Preview Lab

Preview with #B5E63E

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

Preview Lab → · Contrast checker → · Palette generator →