#B3C538#B3C538

#B3C538 is a light, vivid yellow. Relative luminance 0.498; OKLCH L 78.4% C 0.161 H 116.6°. Best body text is #000000 at 10.96:1 contrast (WCAG AA passes).

Color values

HEX	#B3C538
RGB	rgb(179, 197, 56)
HSL	hsl(68, 56%, 50%)
HSV	hsv(68, 72%, 77%)
CMYK	cmyk(9.1%, 0%, 71.6%, 22.7%)
CIE-LAB	lab(75.95, -23.92, 64.59)
CIE-LCH	lch(75.95, 68.87, 110.32°)
OKLab	oklab(78.45% -0.0719 0.1435)
OKLCH	oklch(78.45% 0.161 116.6)
XYZ	xyz(39.2714, 49.8023, 11.2846)
Luminance	0.4980 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B3C538 #4A38C5

analogous

#C59138 #B3C538 #6CC538

triadic

#B3C538 #38B3C5 #C538B3

tetradic

#B3C538 #38C591 #4A38C5 #C5386C

square

#B3C538 #38C591 #4A38C5 #C5386C

split-complementary

#B3C538 #386CC5 #9138C5

monochromatic

#5C661D #88952A #B3C538 #C6D467 #D8E196

Accessibility & contrast

On white

1.92

#B3C538 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.96

#B3C538 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B3C538

10.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B3C538	#FFFFFF	#000000	##000000
##B3C538	1.00	1.92	10.96	10.96
#FFFFFF	1.92	1.00	21.00	21.00
#000000	10.96	21.00	1.00	1.00
##000000	10.96	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D3BB1E

Deuteranopia (green-blind)

#D1BC43

Tritanopia (blue-blind)

#BEBAAA

Achromatopsia (no color)

#BBBBBB

Design tokens & code

CSS

--color: #b3c538;
/* rgb */ color: rgb(179, 197, 56);
/* oklch */ color: oklch(78.4% 0.161 116.6);

Tailwind

colors: {
  custom: {
    50: '#cdd678',
    500: '#b3c538',
    950: '#000000',
  },
}

SCSS

$custom: #b3c538;
$custom-light: #cdd678;
$custom-dark: #000000;

JSON

{
  "hex": "#b3c538",
  "rgb": {
    "r": 179,
    "g": 197,
    "b": 56
  },
  "hsl": {
    "h": 67.66,
    "s": 55.731,
    "l": 49.608
  },
  "oklch": {
    "l": 0.78446,
    "c": 0.16055,
    "h": 116.6
  },
  "luminance": 0.49802
}

Semantic roles & 50–950 ramp

primary

#B3C538

secondary

#948CCD

accent

#49DF5C

background

#FDFDF7

surface

#FAFAEE

border

#D3D3C9

text

#141409

muted

#83837B

Preview Lab

Preview with #B3C538

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

Preview Lab → · Contrast checker → · Palette generator →