#B5CB34#B5CB34

#B5CB34 is a light, vivid yellow. Relative luminance 0.528; OKLCH L 79.9% C 0.169 H 117.8°. Best body text is #000000 at 11.56:1 contrast (WCAG AA passes).

Color values

HEX	#B5CB34
RGB	rgb(181, 203, 52)
HSL	hsl(69, 59%, 50%)
HSV	hsv(69, 74%, 80%)
CMYK	cmyk(10.8%, 0%, 74.4%, 20.4%)
CIE-LAB	lab(77.75, -26.19, 67.72)
CIE-LCH	lch(77.75, 72.60, 111.15°)
OKLab	oklab(79.92% -0.0786 0.1494)
OKLCH	oklch(79.92% 0.169 117.8)
XYZ	xyz(41.0328, 52.7840, 11.2749)
Luminance	0.5278 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B5CB34 #4A34CB

analogous

#CB9634 #B5CB34 #69CB34

triadic

#B5CB34 #34B5CB #CB34B5

tetradic

#B5CB34 #34CB96 #4A34CB #CB3469

square

#B5CB34 #34CB96 #4A34CB #CB3469

split-complementary

#B5CB34 #3469CB #9634CB

monochromatic

#5E6A1B #8A9A28 #B5CB34 #C7D765 #D9E495

Accessibility & contrast

On white

1.82

#B5CB34 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.56

#B5CB34 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B5CB34

11.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B5CB34	#FFFFFF	#000000	##000000
##B5CB34	1.00	1.82	11.56	11.56
#FFFFFF	1.82	1.00	21.00	21.00
#000000	11.56	21.00	1.00	1.00
##000000	11.56	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D9C011

Deuteranopia (green-blind)

#D6C141

Tritanopia (blue-blind)

#C0C0AE

Achromatopsia (no color)

#C0C0C0

Design tokens & code

CSS

--color: #b5cb34;
/* rgb */ color: rgb(181, 203, 52);
/* oklch */ color: oklch(79.9% 0.169 117.8);

Tailwind

colors: {
  custom: {
    50: '#cfda77',
    500: '#b5cb34',
    950: '#000000',
  },
}

SCSS

$custom: #b5cb34;
$custom-light: #cfda77;
$custom-dark: #000000;

JSON

{
  "hex": "#b5cb34",
  "rgb": {
    "r": 181,
    "g": 203,
    "b": 52
  },
  "hsl": {
    "h": 68.742,
    "s": 59.216,
    "l": 50
  },
  "oklch": {
    "l": 0.79921,
    "c": 0.16884,
    "h": 117.8
  },
  "luminance": 0.52784
}

Semantic roles & 50–950 ramp

primary

#B5CB34

secondary

#3A3073

accent

#45E25C

background

#FEFEFB

surface

#FBFBF1

border

#D4D4CB

text

#141409

muted

#83837D

Preview Lab

Preview with #B5CB34

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

Preview Lab → · Contrast checker → · Palette generator →