#B3E43F#B3E43F

#B3E43F is a very light, vivid yellow-green. Relative luminance 0.654; OKLCH L 85.5% C 0.192 H 125.0°. Best body text is #000000 at 14.09:1 contrast (WCAG AA passes).

Color values

HEX	#B3E43F
RGB	rgb(179, 228, 63)
HSL	hsl(78, 75%, 57%)
HSV	hsv(78, 72%, 89%)
CMYK	cmyk(21.5%, 0%, 72.4%, 10.6%)
CIE-LAB	lab(84.70, -38.03, 70.70)
CIE-LCH	lch(84.70, 80.28, 118.28°)
OKLab	oklab(85.52% -0.1102 0.1575)
OKLCH	oklch(85.52% 0.192 125)
XYZ	xyz(47.2314, 65.4288, 14.8424)
Luminance	0.6543 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B3E43F #703FE4

analogous

#E4C23F #B3E43F #61E43F

triadic

#B3E43F #3FB3E4 #E43FB3

tetradic

#B3E43F #3FE4C2 #703FE4 #E43F61

square

#B3E43F #3FE4C2 #703FE4 #E43F61

split-complementary

#B3E43F #3F61E4 #C23FE4

monochromatic

#6E9415 #96C91C #B3E43F #C8EC75 #DDF3AA

Accessibility & contrast

On white

1.49

#B3E43F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.09

#B3E43F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B3E43F

14.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B3E43F	#FFFFFF	#000000	##000000
##B3E43F	1.00	1.49	14.09	14.09
#FFFFFF	1.49	1.00	21.00	21.00
#000000	14.09	21.00	1.00	1.00
##000000	14.09	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F0D51E

Deuteranopia (green-blind)

#EAD34E

Tritanopia (blue-blind)

#BBD9C4

Achromatopsia (no color)

#D3D3D3

Design tokens & code

CSS

--color: #b3e43f;
/* rgb */ color: rgb(179, 228, 63);
/* oklch */ color: oklch(85.5% 0.192 125.0);

Tailwind

colors: {
  custom: {
    50: '#ceec7f',
    500: '#b3e43f',
    950: '#000000',
  },
}

SCSS

$custom: #b3e43f;
$custom-light: #ceec7f;
$custom-dark: #000000;

JSON

{
  "hex": "#b3e43f",
  "rgb": {
    "r": 179,
    "g": 228,
    "b": 63
  },
  "hsl": {
    "h": 77.818,
    "s": 75.342,
    "l": 57.059
  },
  "oklch": {
    "l": 0.85522,
    "c": 0.19222,
    "h": 125
  },
  "luminance": 0.65429
}

Semantic roles & 50–950 ramp

primary

#B3E43F

secondary

#4E2F98

accent

#36F26E

background

#FEFEFB

surface

#FBFDF2

border

#D4D5CC

text

#14160B

muted

#83847E

Preview Lab

Preview with #B3E43F

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

Preview Lab → · Contrast checker → · Palette generator →