#B3C13B#B3C13B

#B3C13B is a light, vivid yellow. Relative luminance 0.480; OKLCH L 77.6% C 0.154 H 115.2°. Best body text is #000000 at 10.61:1 contrast (WCAG AA passes).

Color values

HEX	#B3C13B
RGB	rgb(179, 193, 59)
HSL	hsl(66, 53%, 49%)
HSV	hsv(66, 69%, 76%)
CMYK	cmyk(7.3%, 0%, 69.4%, 24.3%)
CIE-LAB	lab(74.85, -21.80, 62.42)
CIE-LCH	lch(74.85, 66.12, 109.25°)
OKLab	oklab(77.57% -0.0657 0.1395)
OKLCH	oklch(77.57% 0.154 115.2)
XYZ	xyz(38.4508, 48.0400, 11.3839)
Luminance	0.4804 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B3C13B #493BC1

analogous

#C18C3B #B3C13B #70C13B

triadic

#B3C13B #3BB3C1 #C13BB3

tetradic

#B3C13B #3BC18C #493BC1 #C13B70

square

#B3C13B #3BC18C #493BC1 #C13B70

split-complementary

#B3C13B #3B70C1 #8C3BC1

monochromatic

#5C631E #88922D #B3C13B #C6D168 #D8DF97

Accessibility & contrast

On white

1.98

#B3C13B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.61

#B3C13B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B3C13B

10.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B3C13B	#FFFFFF	#000000	##000000
##B3C13B	1.00	1.98	10.61	10.61
#FFFFFF	1.98	1.00	21.00	21.00
#000000	10.61	21.00	1.00	1.00
##000000	10.61	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CFB725

Deuteranopia (green-blind)

#CEB945

Tritanopia (blue-blind)

#BEB6A7

Achromatopsia (no color)

#B8B8B8

Design tokens & code

CSS

--color: #b3c13b;
/* rgb */ color: rgb(179, 193, 59);
/* oklch */ color: oklch(77.6% 0.154 115.2);

Tailwind

colors: {
  custom: {
    50: '#cdd379',
    500: '#b3c13b',
    950: '#000000',
  },
}

SCSS

$custom: #b3c13b;
$custom-light: #cdd379;
$custom-dark: #000000;

JSON

{
  "hex": "#b3c13b",
  "rgb": {
    "r": 179,
    "g": 193,
    "b": 59
  },
  "hsl": {
    "h": 66.269,
    "s": 53.175,
    "l": 49.412
  },
  "oklch": {
    "l": 0.77571,
    "c": 0.15419,
    "h": 115.2
  },
  "luminance": 0.48039
}

Semantic roles & 50–950 ramp

primary

#B3C13B

secondary

#938DCB

accent

#4BDD5A

background

#FDFCF7

surface

#FAF9EE

border

#D3D2C9

text

#14140A

muted

#83827C

Preview Lab

Preview with #B3C13B

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

Preview Lab → · Contrast checker → · Palette generator →