#B3D63F#B3D63F

#B3D63F is a very light, vivid yellow-green. Relative luminance 0.580; OKLCH L 82.3% C 0.176 H 121.8°. Best body text is #000000 at 12.61:1 contrast (WCAG AA passes).

Color values

HEX	#B3D63F
RGB	rgb(179, 214, 63)
HSL	hsl(74, 65%, 54%)
HSV	hsv(74, 71%, 84%)
CMYK	cmyk(16.4%, 0%, 70.6%, 16.1%)
CIE-LAB	lab(80.76, -31.64, 66.83)
CIE-LCH	lch(80.76, 73.94, 115.34°)
OKLab	oklab(82.33% -0.0926 0.1494)
OKLCH	oklch(82.33% 0.176 121.8)
XYZ	xyz(43.5348, 58.0357, 13.6102)
Luminance	0.5804 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B3D63F #623FD6

analogous

#D6AD3F #B3D63F #68D63F

triadic

#B3D63F #3FB3D6 #D63FB3

tetradic

#B3D63F #3FD6AD #623FD6 #D63F68

square

#B3D63F #3FD6AD #623FD6 #D63F68

split-complementary

#B3D63F #3F68D6 #AD3FD6

monochromatic

#687F1B #91B226 #B3D63F #C7E171 #DBECA4

Accessibility & contrast

On white

1.67

#B3D63F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.61

#B3D63F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B3D63F

12.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B3D63F	#FFFFFF	#000000	##000000
##B3D63F	1.00	1.67	12.61	12.61
#FFFFFF	1.67	1.00	21.00	21.00
#000000	12.61	21.00	1.00	1.00
##000000	12.61	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E3C925

Deuteranopia (green-blind)

#DEC94C

Tritanopia (blue-blind)

#BCCBB8

Achromatopsia (no color)

#C8C8C8

Design tokens & code

CSS

--color: #b3d63f;
/* rgb */ color: rgb(179, 214, 63);
/* oklch */ color: oklch(82.3% 0.176 121.8);

Tailwind

colors: {
  custom: {
    50: '#cde27d',
    500: '#b3d63f',
    950: '#000000',
  },
}

SCSS

$custom: #b3d63f;
$custom-light: #cde27d;
$custom-dark: #000000;

JSON

{
  "hex": "#b3d63f",
  "rgb": {
    "r": 179,
    "g": 214,
    "b": 63
  },
  "hsl": {
    "h": 73.907,
    "s": 64.807,
    "l": 54.314
  },
  "oklch": {
    "l": 0.82332,
    "c": 0.17577,
    "h": 121.8
  },
  "luminance": 0.58036
}

Semantic roles & 50–950 ramp

primary

#B3D63F

secondary

#463387

accent

#40E867

background

#FEFEFB

surface

#FBFCF2

border

#D4D5CC

text

#14150A

muted

#83847D

Preview Lab

Preview with #B3D63F

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

Preview Lab → · Contrast checker → · Palette generator →