#B4DF40#B4DF40

#B4DF40 is a very light, vivid yellow-green. Relative luminance 0.628; OKLCH L 84.5% C 0.185 H 123.7°. Best body text is #000000 at 13.57:1 contrast (WCAG AA passes).

Color values

HEX	#B4DF40
RGB	rgb(180, 223, 64)
HSL	hsl(76, 71%, 56%)
HSV	hsv(76, 71%, 87%)
CMYK	cmyk(19.3%, 0%, 71.3%, 12.5%)
CIE-LAB	lab(83.36, -35.34, 69.06)
CIE-LCH	lch(83.36, 77.58, 117.10°)
OKLab	oklab(84.45% -0.1028 0.1542)
OKLCH	oklch(84.45% 0.185 123.7)
XYZ	xyz(46.1360, 62.8485, 14.5499)
Luminance	0.6285 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B4DF40 #6B40DF

analogous

#DFBA40 #B4DF40 #65DF40

triadic

#B4DF40 #40B4DF #DF40B4

tetradic

#B4DF40 #40DFBA #6B40DF #DF4065

square

#B4DF40 #40DFBA #6B40DF #DF4065

split-complementary

#B4DF40 #4065DF #BA40DF

monochromatic

#6D8D18 #96C120 #B4DF40 #C9E874 #DDF1A9

Accessibility & contrast

On white

1.55

#B4DF40 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.57

#B4DF40 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B4DF40

13.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B4DF40	#FFFFFF	#000000	##000000
##B4DF40	1.00	1.55	13.57	13.57
#FFFFFF	1.55	1.00	21.00	21.00
#000000	13.57	21.00	1.00	1.00
##000000	13.57	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#ECD123

Deuteranopia (green-blind)

#E6CF4E

Tritanopia (blue-blind)

#BDD4C0

Achromatopsia (no color)

#D0D0D0

Design tokens & code

CSS

--color: #b4df40;
/* rgb */ color: rgb(180, 223, 64);
/* oklch */ color: oklch(84.5% 0.185 123.7);

Tailwind

colors: {
  custom: {
    50: '#cee97f',
    500: '#b4df40',
    950: '#000000',
  },
}

SCSS

$custom: #b4df40;
$custom-light: #cee97f;
$custom-dark: #000000;

JSON

{
  "hex": "#b4df40",
  "rgb": {
    "r": 180,
    "g": 223,
    "b": 64
  },
  "hsl": {
    "h": 76.226,
    "s": 71.3,
    "l": 56.275
  },
  "oklch": {
    "l": 0.84454,
    "c": 0.18531,
    "h": 123.7
  },
  "luminance": 0.62849
}

Semantic roles & 50–950 ramp

primary

#B4DF40

secondary

#4B3192

accent

#3AEE6B

background

#FEFEFB

surface

#FBFCF2

border

#D4D5CC

text

#14160B

muted

#83847E

Preview Lab

Preview with #B4DF40

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

Preview Lab → · Contrast checker → · Palette generator →