#B3E040#B3E040

#B3E040 is a very light, vivid yellow-green. Relative luminance 0.633; OKLCH L 84.6% C 0.187 H 124.2°. Best body text is #000000 at 13.65:1 contrast (WCAG AA passes).

Color values

HEX	#B3E040
RGB	rgb(179, 224, 64)
HSL	hsl(77, 72%, 56%)
HSV	hsv(77, 71%, 88%)
CMYK	cmyk(20.1%, 0%, 71.4%, 12.2%)
CIE-LAB	lab(83.58, -36.18, 69.26)
CIE-LCH	lch(83.58, 78.14, 117.58°)
OKLab	oklab(84.62% -0.105 0.1546)
OKLCH	oklch(84.62% 0.187 124.2)
XYZ	xyz(46.1719, 63.2648, 14.6283)
Luminance	0.6327 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B3E040 #6D40E0

analogous

#E0BD40 #B3E040 #63E040

triadic

#B3E040 #40B3E0 #E040B3

tetradic

#B3E040 #40E0BD #6D40E0 #E04063

square

#B3E040 #40E0BD #6D40E0 #E04063

split-complementary

#B3E040 #4063E0 #BD40E0

monochromatic

#6D8E17 #95C320 #B3E040 #C8E975 #DDF1A9

Accessibility & contrast

On white

1.54

#B3E040 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.65

#B3E040 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B3E040

13.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B3E040	#FFFFFF	#000000	##000000
##B3E040	1.00	1.54	13.65	13.65
#FFFFFF	1.54	1.00	21.00	21.00
#000000	13.65	21.00	1.00	1.00
##000000	13.65	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#ECD222

Deuteranopia (green-blind)

#E7D04E

Tritanopia (blue-blind)

#BBD5C1

Achromatopsia (no color)

#D0D0D0

Design tokens & code

CSS

--color: #b3e040;
/* rgb */ color: rgb(179, 224, 64);
/* oklch */ color: oklch(84.6% 0.187 124.2);

Tailwind

colors: {
  custom: {
    50: '#cee97f',
    500: '#b3e040',
    950: '#000000',
  },
}

SCSS

$custom: #b3e040;
$custom-light: #cee97f;
$custom-dark: #000000;

JSON

{
  "hex": "#b3e040",
  "rgb": {
    "r": 179,
    "g": 224,
    "b": 64
  },
  "hsl": {
    "h": 76.875,
    "s": 72.072,
    "l": 56.471
  },
  "oklch": {
    "l": 0.84615,
    "c": 0.18693,
    "h": 124.2
  },
  "luminance": 0.63265
}

Semantic roles & 50–950 ramp

primary

#B3E040

secondary

#4C3194

accent

#39EF6C

background

#FEFEFB

surface

#FBFDF2

border

#D4D5CC

text

#14160B

muted

#83847E

Preview Lab

Preview with #B3E040

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

Preview Lab → · Contrast checker → · Palette generator →