#B4D033#B4D033

#B4D033 is a light, vivid yellow-green. Relative luminance 0.551; OKLCH L 81.0% C 0.175 H 119.6°. Best body text is #000000 at 12.01:1 contrast (WCAG AA passes).

Color values

HEX	#B4D033
RGB	rgb(180, 208, 51)
HSL	hsl(71, 63%, 51%)
HSV	hsv(71, 75%, 82%)
CMYK	cmyk(13.5%, 0%, 75.5%, 18.4%)
CIE-LAB	lab(79.07, -29.03, 69.25)
CIE-LCH	lch(79.07, 75.09, 112.74°)
OKLab	oklab(80.97% -0.0865 0.1525)
OKLCH	oklch(80.97% 0.175 119.6)
XYZ	xyz(41.9767, 55.0543, 11.5465)
Luminance	0.5505 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B4D033 #4F33D0

analogous

#D09E33 #B4D033 #65D033

triadic

#B4D033 #33B4D0 #D033B4

tetradic

#B4D033 #33D09E #4F33D0 #D03365

square

#B4D033 #33D09E #4F33D0 #D03365

split-complementary

#B4D033 #3365D0 #9E33D0

monochromatic

#606F1A #8BA125 #B4D033 #C6DB65 #D9E796

Accessibility & contrast

On white

1.75

#B4D033 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.01

#B4D033 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B4D033

12.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B4D033	#FFFFFF	#000000	##000000
##B4D033	1.00	1.75	12.01	12.01
#FFFFFF	1.75	1.00	21.00	21.00
#000000	12.01	21.00	1.00	1.00
##000000	12.01	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DDC409

Deuteranopia (green-blind)

#DAC442

Tritanopia (blue-blind)

#BFC5B3

Achromatopsia (no color)

#C4C4C4

Design tokens & code

CSS

--color: #b4d033;
/* rgb */ color: rgb(180, 208, 51);
/* oklch */ color: oklch(81.0% 0.175 119.6);

Tailwind

colors: {
  custom: {
    50: '#cede77',
    500: '#b4d033',
    950: '#000000',
  },
}

SCSS

$custom: #b4d033;
$custom-light: #cede77;
$custom-dark: #000000;

JSON

{
  "hex": "#b4d033",
  "rgb": {
    "r": 180,
    "g": 208,
    "b": 51
  },
  "hsl": {
    "h": 70.701,
    "s": 62.55,
    "l": 50.784
  },
  "oklch": {
    "l": 0.80969,
    "c": 0.17533,
    "h": 119.6
  },
  "luminance": 0.55054
}

Semantic roles & 50–950 ramp

primary

#B4D033

secondary

#3C2F78

accent

#42E65F

background

#FEFEFB

surface

#FBFCF1

border

#D4D5CB

text

#141509

muted

#83847D

Preview Lab

Preview with #B4D033

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

Preview Lab → · Contrast checker → · Palette generator →