#B3C139#B3C139

#B3C139 is a light, vivid yellow. Relative luminance 0.480; OKLCH L 77.6% C 0.155 H 115.2°. Best body text is #000000 at 10.60:1 contrast (WCAG AA passes).

Color values

HEX	#B3C139
RGB	rgb(179, 193, 57)
HSL	hsl(66, 54%, 49%)
HSV	hsv(66, 70%, 76%)
CMYK	cmyk(7.3%, 0%, 70.5%, 24.3%)
CIE-LAB	lab(74.84, -21.91, 63.14)
CIE-LCH	lch(74.84, 66.84, 109.14°)
OKLab	oklab(77.56% -0.0662 0.1407)
OKLCH	oklch(77.56% 0.155 115.2)
XYZ	xyz(38.3999, 48.0197, 11.1160)
Luminance	0.4802 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B3C139 #4739C1

analogous

#C18B39 #B3C139 #6FC139

triadic

#B3C139 #39B3C1 #C139B3

tetradic

#B3C139 #39C18B #4739C1 #C1396F

square

#B3C139 #39C18B #4739C1 #C1396F

split-complementary

#B3C139 #396FC1 #8B39C1

monochromatic

#5B631D #87922B #B3C139 #C7D266 #D8E095

Accessibility & contrast

On white

1.98

#B3C139 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.60

#B3C139 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B3C139

10.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B3C139	#FFFFFF	#000000	##000000
##B3C139	1.00	1.98	10.60	10.60
#FFFFFF	1.98	1.00	21.00	21.00
#000000	10.60	21.00	1.00	1.00
##000000	10.60	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CFB722

Deuteranopia (green-blind)

#CEB944

Tritanopia (blue-blind)

#BEB6A6

Achromatopsia (no color)

#B8B8B8

Design tokens & code

CSS

--color: #b3c139;
/* rgb */ color: rgb(179, 193, 57);
/* oklch */ color: oklch(77.6% 0.155 115.2);

Tailwind

colors: {
  custom: {
    50: '#cdd378',
    500: '#b3c139',
    950: '#000000',
  },
}

SCSS

$custom: #b3c139;
$custom-light: #cdd378;
$custom-dark: #000000;

JSON

{
  "hex": "#b3c139",
  "rgb": {
    "r": 179,
    "g": 193,
    "b": 57
  },
  "hsl": {
    "h": 66.176,
    "s": 54.4,
    "l": 49.02
  },
  "oklch": {
    "l": 0.77556,
    "c": 0.15548,
    "h": 115.2
  },
  "luminance": 0.48019
}

Semantic roles & 50–950 ramp

primary

#B3C139

secondary

#918BCB

accent

#4ADE59

background

#FDFCF7

surface

#FAF9EE

border

#D3D2C9

text

#141409

muted

#83827B

Preview Lab

Preview with #B3C139

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

Preview Lab → · Contrast checker → · Palette generator →