#B4E55B#B4E55B

#B4E55B is a very light, vivid yellow-green. Relative luminance 0.665; OKLCH L 86.0% C 0.174 H 126.3°. Best body text is #000000 at 14.30:1 contrast (WCAG AA passes).

Color values

HEX	#B4E55B
RGB	rgb(180, 229, 91)
HSL	hsl(81, 73%, 63%)
HSV	hsv(81, 60%, 90%)
CMYK	cmyk(21.4%, 0%, 60.3%, 10.2%)
CIE-LAB	lab(85.25, -36.24, 60.57)
CIE-LCH	lch(85.25, 70.58, 120.89°)
OKLab	oklab(86.04% -0.1029 0.1399)
OKLCH	oklch(86.04% 0.174 126.3)
XYZ	xyz(48.7301, 66.4966, 20.1633)
Luminance	0.6650 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B4E55B #8C5BE5

analogous

#E5D15B #B4E55B #6FE55B

triadic

#B4E55B #5BB4E5 #E55BB4

tetradic

#B4E55B #5BE5D1 #8C5BE5 #E55B6F

square

#B4E55B #5BE5D1 #8C5BE5 #E55B6F

split-complementary

#B4E55B #5B6FE5 #D15BE5

monochromatic

#78AB1B #9CDD26 #B4E55B #CCED90 #E4F6C5

Accessibility & contrast

On white

1.47

#B4E55B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.30

#B4E55B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B4E55B

14.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B4E55B	#FFFFFF	#000000	##000000
##B4E55B	1.00	1.47	14.30	14.30
#FFFFFF	1.47	1.00	21.00	21.00
#000000	14.30	21.00	1.00	1.00
##000000	14.30	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F0D74B

Deuteranopia (green-blind)

#E9D465

Tritanopia (blue-blind)

#BBDBC8

Achromatopsia (no color)

#D5D5D5

Design tokens & code

CSS

--color: #b4e55b;
/* rgb */ color: rgb(180, 229, 91);
/* oklch */ color: oklch(86.0% 0.174 126.3);

Tailwind

colors: {
  custom: {
    50: '#cded8e',
    500: '#b4e55b',
    950: '#000000',
  },
}

SCSS

$custom: #b4e55b;
$custom-light: #cded8e;
$custom-dark: #000000;

JSON

{
  "hex": "#b4e55b",
  "rgb": {
    "r": 180,
    "g": 229,
    "b": 91
  },
  "hsl": {
    "h": 81.304,
    "s": 72.632,
    "l": 62.745
  },
  "oklch": {
    "l": 0.86043,
    "c": 0.17372,
    "h": 126.3
  },
  "luminance": 0.66497
}

Semantic roles & 50–950 ramp

primary

#B4E55B

secondary

#6138AC

accent

#11D556

background

#FEFFFC

surface

#FBFEF4

border

#D4D6CE

text

#14160D

muted

#83857F

Preview Lab

Preview with #B4E55B

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

Preview Lab → · Contrast checker → · Palette generator →