#B3C02F#B3C02F

#B3C02F is a light, vivid yellow. Relative luminance 0.475; OKLCH L 77.3% C 0.160 H 114.8°. Best body text is #000000 at 10.50:1 contrast (WCAG AA passes).

Color values

HEX	#B3C02F
RGB	rgb(179, 192, 47)
HSL	hsl(65, 61%, 47%)
HSV	hsv(65, 76%, 75%)
CMYK	cmyk(6.8%, 0%, 75.5%, 24.7%)
CIE-LAB	lab(74.50, -21.90, 66.24)
CIE-LCH	lch(74.50, 69.76, 108.29°)
OKLab	oklab(77.27% -0.0671 0.1455)
OKLCH	oklch(77.27% 0.16 114.8)
XYZ	xyz(37.9542, 47.4889, 9.8557)
Luminance	0.4749 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B3C02F #3C2FC0

analogous

#C0842F #B3C02F #6BC02F

triadic

#B3C02F #2FB3C0 #C02FB3

tetradic

#B3C02F #2FC084 #3C2FC0 #C02F6B

square

#B3C02F #2FC084 #3C2FC0 #C02F6B

split-complementary

#B3C02F #2F6BC0 #842FC0

monochromatic

#575E17 #858F23 #B3C02F #CAD656 #DAE288

Accessibility & contrast

On white

2.00

#B3C02F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.50

#B3C02F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B3C02F

10.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B3C02F	#FFFFFF	#000000	##000000
##B3C02F	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)

#CEB609

Deuteranopia (green-blind)

#CDB83C

Tritanopia (blue-blind)

#BFB5A5

Achromatopsia (no color)

#B7B7B7

Design tokens & code

CSS

--color: #b3c02f;
/* rgb */ color: rgb(179, 192, 47);
/* oklch */ color: oklch(77.3% 0.160 114.8);

Tailwind

colors: {
  custom: {
    50: '#cdd273',
    500: '#b3c02f',
    950: '#000000',
  },
}

SCSS

$custom: #b3c02f;
$custom-light: #cdd273;
$custom-dark: #000000;

JSON

{
  "hex": "#b3c02f",
  "rgb": {
    "r": 179,
    "g": 192,
    "b": 47
  },
  "hsl": {
    "h": 65.379,
    "s": 60.669,
    "l": 46.863
  },
  "oklch": {
    "l": 0.77269,
    "c": 0.16021,
    "h": 114.8
  },
  "luminance": 0.47488
}

Semantic roles & 50–950 ramp

primary

#B3C02F

secondary

#867FCB

accent

#44E452

background

#FDFCF7

surface

#FAF9ED

border

#D3D2C8

text

#141409

muted

#83827B

Preview Lab

Preview with #B3C02F

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

Preview Lab → · Contrast checker → · Palette generator →