#B4D039#B4D039

#B4D039 is a light, vivid yellow-green. Relative luminance 0.551; OKLCH L 81.0% C 0.172 H 119.7°. Best body text is #000000 at 12.02:1 contrast (WCAG AA passes).

Color values

HEX	#B4D039
RGB	rgb(180, 208, 57)
HSL	hsl(71, 62%, 52%)
HSV	hsv(71, 73%, 82%)
CMYK	cmyk(13.5%, 0%, 72.6%, 18.4%)
CIE-LAB	lab(79.11, -28.74, 67.32)
CIE-LCH	lch(79.11, 73.20, 113.12°)
OKLab	oklab(81.01% -0.0852 0.1494)
OKLCH	oklch(81.01% 0.172 119.7)
XYZ	xyz(42.1176, 55.1107, 12.2887)
Luminance	0.5511 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B4D039 #5539D0

analogous

#D0A139 #B4D039 #69D039

triadic

#B4D039 #39B4D0 #D039B4

tetradic

#B4D039 #39D0A1 #5539D0 #D03969

square

#B4D039 #39D0A1 #5539D0 #D03969

split-complementary

#B4D039 #3969D0 #A139D0

monochromatic

#63731B #8DA527 #B4D039 #C7DC6A #D9E79C

Accessibility & contrast

On white

1.75

#B4D039 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.02

#B4D039 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B4D039

12.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B4D039	#FFFFFF	#000000	##000000
##B4D039	1.00	1.75	12.02	12.02
#FFFFFF	1.75	1.00	21.00	21.00
#000000	12.02	21.00	1.00	1.00
##000000	12.02	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DDC41B

Deuteranopia (green-blind)

#DAC446

Tritanopia (blue-blind)

#BEC5B3

Achromatopsia (no color)

#C4C4C4

Design tokens & code

CSS

--color: #b4d039;
/* rgb */ color: rgb(180, 208, 57);
/* oklch */ color: oklch(81.0% 0.172 119.7);

Tailwind

colors: {
  custom: {
    50: '#cede7a',
    500: '#b4d039',
    950: '#000000',
  },
}

SCSS

$custom: #b4d039;
$custom-light: #cede7a;
$custom-dark: #000000;

JSON

{
  "hex": "#b4d039",
  "rgb": {
    "r": 180,
    "g": 208,
    "b": 57
  },
  "hsl": {
    "h": 71.126,
    "s": 61.633,
    "l": 51.961
  },
  "oklch": {
    "l": 0.81005,
    "c": 0.17202,
    "h": 119.7
  },
  "luminance": 0.5511
}

Semantic roles & 50–950 ramp

primary

#B4D039

secondary

#3F317C

accent

#43E561

background

#FEFEFB

surface

#FBFCF2

border

#D4D5CC

text

#14150A

muted

#83847D

Preview Lab

Preview with #B4D039

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

Preview Lab → · Contrast checker → · Palette generator →