#B3C33F#B3C33F

#B3C33F is a light, vivid yellow. Relative luminance 0.490; OKLCH L 78.0% C 0.154 H 116.0°. Best body text is #000000 at 10.79:1 contrast (WCAG AA passes).

Color values

HEX	#B3C33F
RGB	rgb(179, 195, 63)
HSL	hsl(67, 52%, 51%)
HSV	hsv(67, 68%, 76%)
CMYK	cmyk(8.2%, 0%, 67.7%, 23.5%)
CIE-LAB	lab(75.43, -22.56, 61.49)
CIE-LCH	lch(75.43, 65.50, 110.15°)
OKLab	oklab(78.05% -0.0675 0.1382)
OKLCH	oklch(78.05% 0.154 116)
XYZ	xyz(39.0036, 48.9734, 12.0998)
Luminance	0.4897 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B3C33F #4F3FC3

analogous

#C3913F #B3C33F #71C33F

triadic

#B3C33F #3FB3C3 #C33FB3

tetradic

#B3C33F #3FC391 #4F3FC3 #C33F71

square

#B3C33F #3FC391 #4F3FC3 #C33F71

split-complementary

#B3C33F #3F71C3 #913FC3

monochromatic

#5F6720 #89962F #B3C33F #C5D26E #D8E09C

Accessibility & contrast

On white

1.95

#B3C33F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.79

#B3C33F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B3C33F

10.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B3C33F	#FFFFFF	#000000	##000000
##B3C33F	1.00	1.95	10.79	10.79
#FFFFFF	1.95	1.00	21.00	21.00
#000000	10.79	21.00	1.00	1.00
##000000	10.79	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D0B92B

Deuteranopia (green-blind)

#CFBB49

Tritanopia (blue-blind)

#BEB8A9

Achromatopsia (no color)

#BABABA

Design tokens & code

CSS

--color: #b3c33f;
/* rgb */ color: rgb(179, 195, 63);
/* oklch */ color: oklch(78.0% 0.154 116.0);

Tailwind

colors: {
  custom: {
    50: '#cdd57c',
    500: '#b3c33f',
    950: '#000000',
  },
}

SCSS

$custom: #b3c33f;
$custom-light: #cdd57c;
$custom-dark: #000000;

JSON

{
  "hex": "#b3c33f",
  "rgb": {
    "r": 179,
    "g": 195,
    "b": 63
  },
  "hsl": {
    "h": 67.273,
    "s": 52.381,
    "l": 50.588
  },
  "oklch": {
    "l": 0.78048,
    "c": 0.15375,
    "h": 116
  },
  "luminance": 0.48973
}

Semantic roles & 50–950 ramp

primary

#B3C33F

secondary

#9992CC

accent

#4CDC5D

background

#FDFDF7

surface

#FAFAEE

border

#D3D3C9

text

#14140A

muted

#83837C

Preview Lab

Preview with #B3C33F

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

Preview Lab → · Contrast checker → · Palette generator →