#B5C031#B5C031

#B5C031 is a light, vivid yellow. Relative luminance 0.477; OKLCH L 77.4% C 0.159 H 114.0°. Best body text is #000000 at 10.55:1 contrast (WCAG AA passes).

Color values

HEX	#B5C031
RGB	rgb(181, 192, 49)
HSL	hsl(65, 59%, 47%)
HSV	hsv(65, 74%, 75%)
CMYK	cmyk(5.7%, 0%, 74.5%, 24.7%)
CIE-LAB	lab(74.66, -20.97, 65.80)
CIE-LCH	lch(74.66, 69.06, 107.68°)
OKLab	oklab(77.44% -0.0644 0.1448)
OKLCH	oklch(77.44% 0.159 114)
XYZ	xyz(38.4612, 47.7456, 10.0949)
Luminance	0.4774 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B5C031 #3C31C0

analogous

#C08331 #B5C031 #6EC031

triadic

#B5C031 #31B5C0 #C031B5

tetradic

#B5C031 #31C083 #3C31C0 #C0316E

square

#B5C031 #31C083 #3C31C0 #C0316E

split-complementary

#B5C031 #316EC0 #8331C0

monochromatic

#595E18 #878F25 #B5C031 #CBD559 #DBE18A

Accessibility & contrast

On white

1.99

#B5C031 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.55

#B5C031 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B5C031

10.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B5C031	#FFFFFF	#000000	##000000
##B5C031	1.00	1.99	10.55	10.55
#FFFFFF	1.99	1.00	21.00	21.00
#000000	10.55	21.00	1.00	1.00
##000000	10.55	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CEB610

Deuteranopia (green-blind)

#CEB93D

Tritanopia (blue-blind)

#C1B4A5

Achromatopsia (no color)

#B8B8B8

Design tokens & code

CSS

--color: #b5c031;
/* rgb */ color: rgb(181, 192, 49);
/* oklch */ color: oklch(77.4% 0.159 114.0);

Tailwind

colors: {
  custom: {
    50: '#cfd274',
    500: '#b5c031',
    950: '#000000',
  },
}

SCSS

$custom: #b5c031;
$custom-light: #cfd274;
$custom-dark: #000000;

JSON

{
  "hex": "#b5c031",
  "rgb": {
    "r": 181,
    "g": 192,
    "b": 49
  },
  "hsl": {
    "h": 64.615,
    "s": 59.336,
    "l": 47.255
  },
  "oklch": {
    "l": 0.7744,
    "c": 0.15853,
    "h": 114
  },
  "luminance": 0.47745
}

Semantic roles & 50–950 ramp

primary

#B5C031

secondary

#8782CB

accent

#45E351

background

#FDFCF7

surface

#FAF9ED

border

#D3D2C8

text

#141409

muted

#83827B

Preview Lab

Preview with #B5C031

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

Preview Lab → · Contrast checker → · Palette generator →