#B4E559#B4E559

#B4E559 is a very light, vivid yellow-green. Relative luminance 0.665; OKLCH L 86.0% C 0.175 H 126.2°. Best body text is #000000 at 14.29:1 contrast (WCAG AA passes).

Color values

HEX	#B4E559
RGB	rgb(180, 229, 89)
HSL	hsl(81, 73%, 62%)
HSV	hsv(81, 61%, 90%)
CMYK	cmyk(21.4%, 0%, 61.1%, 10.2%)
CIE-LAB	lab(85.23, -36.40, 61.39)
CIE-LCH	lch(85.23, 71.37, 120.66°)
OKLab	oklab(86.02% -0.1035 0.1415)
OKLCH	oklch(86.02% 0.175 126.2)
XYZ	xyz(48.6450, 66.4625, 19.7150)
Luminance	0.6646 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B4E559 #8A59E5

analogous

#E5D059 #B4E559 #6EE559

triadic

#B4E559 #59B4E5 #E559B4

tetradic

#B4E559 #59E5D0 #8A59E5 #E5596E

square

#B4E559 #59E5D0 #8A59E5 #E5596E

split-complementary

#B4E559 #596EE5 #D059E5

monochromatic

#77A91A #9CDD24 #B4E559 #CCED8E #E4F6C3

Accessibility & contrast

On white

1.47

#B4E559 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.29

#B4E559 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B4E559

14.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B4E559	#FFFFFF	#000000	##000000
##B4E559	1.00	1.47	14.29	14.29
#FFFFFF	1.47	1.00	21.00	21.00
#000000	14.29	21.00	1.00	1.00
##000000	14.29	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F0D748

Deuteranopia (green-blind)

#EAD463

Tritanopia (blue-blind)

#BBDBC7

Achromatopsia (no color)

#D5D5D5

Design tokens & code

CSS

--color: #b4e559;
/* rgb */ color: rgb(180, 229, 89);
/* oklch */ color: oklch(86.0% 0.175 126.2);

Tailwind

colors: {
  custom: {
    50: '#cded8d',
    500: '#b4e559',
    950: '#000000',
  },
}

SCSS

$custom: #b4e559;
$custom-light: #cded8d;
$custom-dark: #000000;

JSON

{
  "hex": "#b4e559",
  "rgb": {
    "r": 180,
    "g": 229,
    "b": 89
  },
  "hsl": {
    "h": 81,
    "s": 72.917,
    "l": 62.353
  },
  "oklch": {
    "l": 0.86023,
    "c": 0.17531,
    "h": 126.2
  },
  "luminance": 0.66463
}

Semantic roles & 50–950 ramp

primary

#B4E559

secondary

#6037AB

accent

#10D555

background

#FEFFFC

surface

#FBFEF4

border

#D4D6CE

text

#14160D

muted

#83857F

Preview Lab

Preview with #B4E559

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

Preview Lab → · Contrast checker → · Palette generator →