#B5CB3A#B5CB3A

#B5CB3A is a light, vivid yellow. Relative luminance 0.528; OKLCH L 80.0% C 0.165 H 117.9°. Best body text is #000000 at 11.57:1 contrast (WCAG AA passes).

Color values

HEX	#B5CB3A
RGB	rgb(181, 203, 58)
HSL	hsl(69, 58%, 51%)
HSV	hsv(69, 71%, 80%)
CMYK	cmyk(10.8%, 0%, 71.4%, 20.4%)
CIE-LAB	lab(77.78, -25.90, 65.72)
CIE-LCH	lch(77.78, 70.64, 111.51°)
OKLab	oklab(79.96% -0.0773 0.1462)
OKLCH	oklch(79.96% 0.165 117.9)
XYZ	xyz(41.1766, 52.8415, 12.0324)
Luminance	0.5284 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B5CB3A #503ACB

analogous

#CB983A #B5CB3A #6CCB3A

triadic

#B5CB3A #3AB5CB #CB3AB5

tetradic

#B5CB3A #3ACB98 #503ACB #CB3A6C

square

#B5CB3A #3ACB98 #503ACB #CB3A6C

split-complementary

#B5CB3A #3A6CCB #983ACB

monochromatic

#616E1D #8C9E2A #B5CB3A #C7D86A #D9E59B

Accessibility & contrast

On white

1.82

#B5CB3A on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.57

#B5CB3A on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B5CB3A

11.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B5CB3A	#FFFFFF	#000000	##000000
##B5CB3A	1.00	1.82	11.57	11.57
#FFFFFF	1.82	1.00	21.00	21.00
#000000	11.57	21.00	1.00	1.00
##000000	11.57	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D9C01F

Deuteranopia (green-blind)

#D6C146

Tritanopia (blue-blind)

#C0C0AF

Achromatopsia (no color)

#C0C0C0

Design tokens & code

CSS

--color: #b5cb3a;
/* rgb */ color: rgb(181, 203, 58);
/* oklch */ color: oklch(80.0% 0.165 117.9);

Tailwind

colors: {
  custom: {
    50: '#cfda7a',
    500: '#b5cb3a',
    950: '#000000',
  },
}

SCSS

$custom: #b5cb3a;
$custom-light: #cfda7a;
$custom-dark: #000000;

JSON

{
  "hex": "#b5cb3a",
  "rgb": {
    "r": 181,
    "g": 203,
    "b": 58
  },
  "hsl": {
    "h": 69.103,
    "s": 58.233,
    "l": 51.176
  },
  "oklch": {
    "l": 0.79959,
    "c": 0.16538,
    "h": 117.9
  },
  "luminance": 0.52841
}

Semantic roles & 50–950 ramp

primary

#B5CB3A

secondary

#3D3277

accent

#46E15E

background

#FEFEFB

surface

#FBFBF2

border

#D4D4CC

text

#14140A

muted

#83837D

Preview Lab

Preview with #B5CB3A

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

Preview Lab → · Contrast checker → · Palette generator →