#B3D83F#B3D83F

#B3D83F is a very light, vivid yellow-green. Relative luminance 0.591; OKLCH L 82.8% C 0.178 H 122.3°. Best body text is #000000 at 12.81:1 contrast (WCAG AA passes).

Color values

HEX	#B3D83F
RGB	rgb(179, 216, 63)
HSL	hsl(75, 66%, 55%)
HSV	hsv(75, 71%, 85%)
CMYK	cmyk(17.1%, 0%, 70.8%, 15.3%)
CIE-LAB	lab(81.32, -32.57, 67.38)
CIE-LCH	lch(81.32, 74.84, 115.80°)
OKLab	oklab(82.79% -0.0952 0.1505)
OKLCH	oklch(82.79% 0.178 122.3)
XYZ	xyz(44.0441, 59.0542, 13.7799)
Luminance	0.5905 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B3D83F #643FD8

analogous

#D8B13F #B3D83F #66D83F

triadic

#B3D83F #3FB3D8 #D83FB3

tetradic

#B3D83F #3FD8B1 #643FD8 #D83F66

square

#B3D83F #3FD8B1 #643FD8 #D83F66

split-complementary

#B3D83F #3F66D8 #B13FD8

monochromatic

#69821A #92B525 #B3D83F #C7E272 #DBEDA5

Accessibility & contrast

On white

1.64

#B3D83F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.81

#B3D83F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B3D83F

12.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B3D83F	#FFFFFF	#000000	##000000
##B3D83F	1.00	1.64	12.81	12.81
#FFFFFF	1.64	1.00	21.00	21.00
#000000	12.81	21.00	1.00	1.00
##000000	12.81	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E5CB24

Deuteranopia (green-blind)

#E0CA4C

Tritanopia (blue-blind)

#BCCDBA

Achromatopsia (no color)

#CACACA

Design tokens & code

CSS

--color: #b3d83f;
/* rgb */ color: rgb(179, 216, 63);
/* oklch */ color: oklch(82.8% 0.178 122.3);

Tailwind

colors: {
  custom: {
    50: '#cde47e',
    500: '#b3d83f',
    950: '#000000',
  },
}

SCSS

$custom: #b3d83f;
$custom-light: #cde47e;
$custom-dark: #000000;

JSON

{
  "hex": "#b3d83f",
  "rgb": {
    "r": 179,
    "g": 216,
    "b": 63
  },
  "hsl": {
    "h": 74.51,
    "s": 66.234,
    "l": 54.706
  },
  "oklch": {
    "l": 0.82787,
    "c": 0.17812,
    "h": 122.3
  },
  "luminance": 0.59054
}

Semantic roles & 50–950 ramp

primary

#B3D83F

secondary

#473289

accent

#3FE968

background

#FEFEFB

surface

#FBFCF2

border

#D4D5CC

text

#14150A

muted

#83847D

Preview Lab

Preview with #B3D83F

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

Preview Lab → · Contrast checker → · Palette generator →