#B3D63A#B3D63A

#B3D63A is a very light, vivid yellow-green. Relative luminance 0.580; OKLCH L 82.3% C 0.179 H 121.7°. Best body text is #000000 at 12.60:1 contrast (WCAG AA passes).

Color values

HEX	#B3D63A
RGB	rgb(179, 214, 58)
HSL	hsl(73, 66%, 53%)
HSV	hsv(73, 73%, 84%)
CMYK	cmyk(16.4%, 0%, 72.9%, 16.1%)
CIE-LAB	lab(80.73, -31.91, 68.53)
CIE-LCH	lch(80.73, 75.59, 114.97°)
OKLab	oklab(82.3% -0.0938 0.1522)
OKLCH	oklch(82.3% 0.179 121.7)
XYZ	xyz(43.4014, 57.9823, 12.9074)
Luminance	0.5798 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B3D63A #5D3AD6

analogous

#D6AB3A #B3D63A #65D63A

triadic

#B3D63A #3AB3D6 #D63AB3

tetradic

#B3D63A #3AD6AB #5D3AD6 #D63A65

square

#B3D63A #3AD6AB #5D3AD6 #D63A65

split-complementary

#B3D63A #3A65D6 #AB3AD6

monochromatic

#667C1A #8FAE24 #B3D63A #C7E16D #DAEB9F

Accessibility & contrast

On white

1.67

#B3D63A on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.60

#B3D63A on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B3D63A

12.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B3D63A	#FFFFFF	#000000	##000000
##B3D63A	1.00	1.67	12.60	12.60
#FFFFFF	1.67	1.00	21.00	21.00
#000000	12.60	21.00	1.00	1.00
##000000	12.60	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E3C91A

Deuteranopia (green-blind)

#DFC848

Tritanopia (blue-blind)

#BDCBB8

Achromatopsia (no color)

#C8C8C8

Design tokens & code

CSS

--color: #b3d63a;
/* rgb */ color: rgb(179, 214, 58);
/* oklch */ color: oklch(82.3% 0.179 121.7);

Tailwind

colors: {
  custom: {
    50: '#cde27b',
    500: '#b3d63a',
    950: '#000000',
  },
}

SCSS

$custom: #b3d63a;
$custom-light: #cde27b;
$custom-dark: #000000;

JSON

{
  "hex": "#b3d63a",
  "rgb": {
    "r": 179,
    "g": 214,
    "b": 58
  },
  "hsl": {
    "h": 73.462,
    "s": 65.546,
    "l": 53.333
  },
  "oklch": {
    "l": 0.82299,
    "c": 0.17873,
    "h": 121.7
  },
  "luminance": 0.57982
}

Semantic roles & 50–950 ramp

primary

#B3D63A

secondary

#433183

accent

#3FE865

background

#FEFEFB

surface

#FBFCF2

border

#D4D5CC

text

#14150A

muted

#83847D

Preview Lab

Preview with #B3D63A

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

Preview Lab → · Contrast checker → · Palette generator →