#B5CF3B#B5CF3B

#B5CF3B is a light, vivid yellow-green. Relative luminance 0.548; OKLCH L 80.9% C 0.169 H 119.1°. Best body text is #000000 at 11.95:1 contrast (WCAG AA passes).

Color values

HEX	#B5CF3B
RGB	rgb(181, 207, 59)
HSL	hsl(71, 61%, 52%)
HSV	hsv(71, 71%, 81%)
CMYK	cmyk(12.6%, 0%, 71.5%, 18.8%)
CIE-LAB	lab(78.91, -27.76, 66.46)
CIE-LCH	lch(78.91, 72.03, 112.67°)
OKLab	oklab(80.87% -0.0824 0.1479)
OKLCH	oklch(80.87% 0.169 119.1)
XYZ	xyz(42.1591, 54.7654, 12.4866)
Luminance	0.5476 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B5CF3B #553BCF

analogous

#CF9F3B #B5CF3B #6BCF3B

triadic

#B5CF3B #3BB5CF #CF3BB5

tetradic

#B5CF3B #3BCF9F #553BCF #CF3B6B

square

#B5CF3B #3BCF9F #553BCF #CF3B6B

split-complementary

#B5CF3B #3B6BCF #9F3BCF

monochromatic

#64731C #8FA528 #B5CF3B #C8DB6C #DAE79D

Accessibility & contrast

On white

1.76

#B5CF3B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.95

#B5CF3B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B5CF3B

11.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B5CF3B	#FFFFFF	#000000	##000000
##B5CF3B	1.00	1.76	11.95	11.95
#FFFFFF	1.76	1.00	21.00	21.00
#000000	11.95	21.00	1.00	1.00
##000000	11.95	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DCC320

Deuteranopia (green-blind)

#D9C447

Tritanopia (blue-blind)

#C0C4B2

Achromatopsia (no color)

#C3C3C3

Design tokens & code

CSS

--color: #b5cf3b;
/* rgb */ color: rgb(181, 207, 59);
/* oklch */ color: oklch(80.9% 0.169 119.1);

Tailwind

colors: {
  custom: {
    50: '#cfdd7b',
    500: '#b5cf3b',
    950: '#000000',
  },
}

SCSS

$custom: #b5cf3b;
$custom-light: #cfdd7b;
$custom-dark: #000000;

JSON

{
  "hex": "#b5cf3b",
  "rgb": {
    "r": 181,
    "g": 207,
    "b": 59
  },
  "hsl": {
    "h": 70.541,
    "s": 60.656,
    "l": 52.157
  },
  "oklch": {
    "l": 0.80866,
    "c": 0.16931,
    "h": 119.1
  },
  "luminance": 0.54765
}

Semantic roles & 50–950 ramp

primary

#B5CF3B

secondary

#3F327C

accent

#44E460

background

#FEFEFB

surface

#FBFCF2

border

#D4D5CC

text

#14150A

muted

#83847D

Preview Lab

Preview with #B5CF3B

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

Preview Lab → · Contrast checker → · Palette generator →