#B3C031#B3C031

#B3C031 is a light, vivid yellow. Relative luminance 0.475; OKLCH L 77.3% C 0.159 H 114.8°. Best body text is #000000 at 10.50:1 contrast (WCAG AA passes).

Color values

HEX	#B3C031
RGB	rgb(179, 192, 49)
HSL	hsl(65, 59%, 47%)
HSV	hsv(65, 74%, 75%)
CMYK	cmyk(6.8%, 0%, 74.5%, 24.7%)
CIE-LAB	lab(74.51, -21.81, 65.60)
CIE-LCH	lch(74.51, 69.13, 108.39°)
OKLab	oklab(77.28% -0.0667 0.1445)
OKLCH	oklch(77.28% 0.159 114.8)
XYZ	xyz(37.9955, 47.5054, 10.0730)
Luminance	0.4750 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B3C031 #3E31C0

analogous

#C08631 #B3C031 #6BC031

triadic

#B3C031 #31B3C0 #C031B3

tetradic

#B3C031 #31C086 #3E31C0 #C0316B

square

#B3C031 #31C086 #3E31C0 #C0316B

split-complementary

#B3C031 #316BC0 #8631C0

monochromatic

#585E18 #868F25 #B3C031 #CAD559 #D9E18A

Accessibility & contrast

On white

2.00

#B3C031 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.50

#B3C031 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B3C031

10.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B3C031	#FFFFFF	#000000	##000000
##B3C031	1.00	2.00	10.50	10.50
#FFFFFF	2.00	1.00	21.00	21.00
#000000	10.50	21.00	1.00	1.00
##000000	10.50	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CEB610

Deuteranopia (green-blind)

#CDB83D

Tritanopia (blue-blind)

#BFB5A5

Achromatopsia (no color)

#B7B7B7

Design tokens & code

CSS

--color: #b3c031;
/* rgb */ color: rgb(179, 192, 49);
/* oklch */ color: oklch(77.3% 0.159 114.8);

Tailwind

colors: {
  custom: {
    50: '#cdd274',
    500: '#b3c031',
    950: '#000000',
  },
}

SCSS

$custom: #b3c031;
$custom-light: #cdd274;
$custom-dark: #000000;

JSON

{
  "hex": "#b3c031",
  "rgb": {
    "r": 179,
    "g": 192,
    "b": 49
  },
  "hsl": {
    "h": 65.455,
    "s": 59.336,
    "l": 47.255
  },
  "oklch": {
    "l": 0.7728,
    "c": 0.15913,
    "h": 114.8
  },
  "luminance": 0.47505
}

Semantic roles & 50–950 ramp

primary

#B3C031

secondary

#8882CB

accent

#45E354

background

#FDFCF7

surface

#FAF9ED

border

#D3D2C8

text

#141409

muted

#83827B

Preview Lab

Preview with #B3C031

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

Preview Lab → · Contrast checker → · Palette generator →