#B3C437#B3C437

#B3C437 is a light, vivid yellow. Relative luminance 0.493; OKLCH L 78.2% C 0.160 H 116.3°. Best body text is #000000 at 10.87:1 contrast (WCAG AA passes).

Color values

HEX	#B3C437
RGB	rgb(179, 196, 55)
HSL	hsl(67, 56%, 49%)
HSV	hsv(67, 72%, 77%)
CMYK	cmyk(8.7%, 0%, 71.9%, 23.1%)
CIE-LAB	lab(75.66, -23.48, 64.66)
CIE-LCH	lch(75.66, 68.79, 109.96°)
OKLab	oklab(78.22% -0.0708 0.1435)
OKLCH	oklch(78.22% 0.16 116.3)
XYZ	xyz(39.0209, 49.3399, 11.0817)
Luminance	0.4934 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B3C437 #4837C4

analogous

#C48F37 #B3C437 #6DC437

triadic

#B3C437 #37B3C4 #C437B3

tetradic

#B3C437 #37C48F #4837C4 #C4376D

square

#B3C437 #37C48F #4837C4 #C4376D

split-complementary

#B3C437 #376DC4 #8F37C4

monochromatic

#5C641C #87942A #B3C437 #C6D465 #D8E194

Accessibility & contrast

On white

1.93

#B3C437 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.87

#B3C437 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B3C437

10.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B3C437	#FFFFFF	#000000	##000000
##B3C437	1.00	1.93	10.87	10.87
#FFFFFF	1.93	1.00	21.00	21.00
#000000	10.87	21.00	1.00	1.00
##000000	10.87	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D2BA1C

Deuteranopia (green-blind)

#D0BB43

Tritanopia (blue-blind)

#BEB9A9

Achromatopsia (no color)

#BABABA

Design tokens & code

CSS

--color: #b3c437;
/* rgb */ color: rgb(179, 196, 55);
/* oklch */ color: oklch(78.2% 0.160 116.3);

Tailwind

colors: {
  custom: {
    50: '#cdd577',
    500: '#b3c437',
    950: '#000000',
  },
}

SCSS

$custom: #b3c437;
$custom-light: #cdd577;
$custom-dark: #000000;

JSON

{
  "hex": "#b3c437",
  "rgb": {
    "r": 179,
    "g": 196,
    "b": 55
  },
  "hsl": {
    "h": 67.234,
    "s": 56.175,
    "l": 49.216
  },
  "oklch": {
    "l": 0.78215,
    "c": 0.16004,
    "h": 116.3
  },
  "luminance": 0.49339
}

Semantic roles & 50–950 ramp

primary

#B3C437

secondary

#928BCC

accent

#48DF5B

background

#FDFDF7

surface

#FAFAEE

border

#D3D3C9

text

#141409

muted

#83837B

Preview Lab

Preview with #B3C437

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

Preview Lab → · Contrast checker → · Palette generator →