#B3D33F#B3D33F

#B3D33F is a light, vivid yellow-green. Relative luminance 0.565; OKLCH L 81.7% C 0.172 H 121.0°. Best body text is #000000 at 12.31:1 contrast (WCAG AA passes).

Color values

HEX	#B3D33F
RGB	rgb(179, 211, 63)
HSL	hsl(73, 63%, 54%)
HSV	hsv(73, 70%, 83%)
CMYK	cmyk(15.2%, 0%, 70.1%, 17.3%)
CIE-LAB	lab(79.92, -30.24, 65.99)
CIE-LCH	lch(79.92, 72.59, 114.62°)
OKLab	oklab(81.65% -0.0888 0.1476)
OKLCH	oklch(81.65% 0.172 121)
XYZ	xyz(42.7825, 56.5312, 13.3594)
Luminance	0.5653 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B3D33F #5F3FD3

analogous

#D3A93F #B3D33F #69D33F

triadic

#B3D33F #3FB3D3 #D33FB3

tetradic

#B3D33F #3FD3A9 #5F3FD3 #D33F69

square

#B3D33F #3FD3A9 #5F3FD3 #D33F69

split-complementary

#B3D33F #3F69D3 #A93FD3

monochromatic

#677B1C #90AD28 #B3D33F #C7DE71 #DAEAA3

Accessibility & contrast

On white

1.71

#B3D33F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.31

#B3D33F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B3D33F

12.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B3D33F	#FFFFFF	#000000	##000000
##B3D33F	1.00	1.71	12.31	12.31
#FFFFFF	1.71	1.00	21.00	21.00
#000000	12.31	21.00	1.00	1.00
##000000	12.31	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E0C726

Deuteranopia (green-blind)

#DCC64B

Tritanopia (blue-blind)

#BDC8B6

Achromatopsia (no color)

#C6C6C6

Design tokens & code

CSS

--color: #b3d33f;
/* rgb */ color: rgb(179, 211, 63);
/* oklch */ color: oklch(81.7% 0.172 121.0);

Tailwind

colors: {
  custom: {
    50: '#cde07d',
    500: '#b3d33f',
    950: '#000000',
  },
}

SCSS

$custom: #b3d33f;
$custom-light: #cde07d;
$custom-dark: #000000;

JSON

{
  "hex": "#b3d33f",
  "rgb": {
    "r": 179,
    "g": 211,
    "b": 63
  },
  "hsl": {
    "h": 72.973,
    "s": 62.712,
    "l": 53.725
  },
  "oklch": {
    "l": 0.81652,
    "c": 0.17225,
    "h": 121
  },
  "luminance": 0.56531
}

Semantic roles & 50–950 ramp

primary

#B3D33F

secondary

#443383

accent

#42E665

background

#FEFEFB

surface

#FBFCF2

border

#D4D5CC

text

#14150A

muted

#83847D

Preview Lab

Preview with #B3D33F

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

Preview Lab → · Contrast checker → · Palette generator →