#B4C031#B4C031

#B4C031 is a light, vivid yellow. Relative luminance 0.476; OKLCH L 77.4% C 0.159 H 114.4°. Best body text is #000000 at 10.52:1 contrast (WCAG AA passes).

Color values

HEX	#B4C031
RGB	rgb(180, 192, 49)
HSL	hsl(65, 59%, 47%)
HSV	hsv(65, 74%, 75%)
CMYK	cmyk(6.2%, 0%, 74.5%, 24.7%)
CIE-LAB	lab(74.59, -21.39, 65.70)
CIE-LCH	lch(74.59, 69.09, 108.03°)
OKLab	oklab(77.36% -0.0656 0.1447)
OKLCH	oklch(77.36% 0.159 114.4)
XYZ	xyz(38.2275, 47.6251, 10.0839)
Luminance	0.4762 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B4C031 #3D31C0

analogous

#C08531 #B4C031 #6DC031

triadic

#B4C031 #31B4C0 #C031B4

tetradic

#B4C031 #31C085 #3D31C0 #C0316D

square

#B4C031 #31C085 #3D31C0 #C0316D

split-complementary

#B4C031 #316DC0 #8531C0

monochromatic

#595E18 #868F25 #B4C031 #CAD559 #DAE18A

Accessibility & contrast

On white

2.00

#B4C031 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.52

#B4C031 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B4C031

10.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B4C031	#FFFFFF	#000000	##000000
##B4C031	1.00	2.00	10.52	10.52
#FFFFFF	2.00	1.00	21.00	21.00
#000000	10.52	21.00	1.00	1.00
##000000	10.52	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CEB610

Deuteranopia (green-blind)

#CEB93D

Tritanopia (blue-blind)

#C0B5A5

Achromatopsia (no color)

#B7B7B7

Design tokens & code

CSS

--color: #b4c031;
/* rgb */ color: rgb(180, 192, 49);
/* oklch */ color: oklch(77.4% 0.159 114.4);

Tailwind

colors: {
  custom: {
    50: '#ced274',
    500: '#b4c031',
    950: '#000000',
  },
}

SCSS

$custom: #b4c031;
$custom-light: #ced274;
$custom-dark: #000000;

JSON

{
  "hex": "#b4c031",
  "rgb": {
    "r": 180,
    "g": 192,
    "b": 49
  },
  "hsl": {
    "h": 65.035,
    "s": 59.336,
    "l": 47.255
  },
  "oklch": {
    "l": 0.7736,
    "c": 0.15882,
    "h": 114.4
  },
  "luminance": 0.47624
}

Semantic roles & 50–950 ramp

primary

#B4C031

secondary

#8882CB

accent

#45E352

background

#FDFCF7

surface

#FAF9ED

border

#D3D2C8

text

#141409

muted

#83827B

Preview Lab

Preview with #B4C031

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

Preview Lab → · Contrast checker → · Palette generator →