#B4E66B#B4E66B

#B4E66B is a very light, vivid yellow-green. Relative luminance 0.674; OKLCH L 86.4% C 0.161 H 127.8°. Best body text is #000000 at 14.47:1 contrast (WCAG AA passes).

Color values

HEX	#B4E66B
RGB	rgb(180, 230, 107)
HSL	hsl(84, 71%, 66%)
HSV	hsv(84, 53%, 90%)
CMYK	cmyk(21.7%, 0%, 53.5%, 9.8%)
CIE-LAB	lab(85.68, -35.28, 54.03)
CIE-LCH	lch(85.68, 64.52, 123.14°)
OKLab	oklab(86.44% -0.0989 0.1275)
OKLCH	oklch(86.44% 0.161 127.8)
XYZ	xyz(49.7728, 67.3576, 24.2861)
Luminance	0.6736 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Spring Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B4E66B #9D6BE6

analogous

#E6DA6B #B4E66B #76E66B

triadic

#B4E66B #6BB4E6 #E66BB4

tetradic

#B4E66B #6BE6DA #9D6BE6 #E66B76

square

#B4E66B #6BE6DA #9D6BE6 #E66B76

split-complementary

#B4E66B #6B76E6 #DA6BE6

monochromatic

#7AB81F #99DD37 #B4E66B #CFEF9F #E9F8D4

Accessibility & contrast

On white

1.45

#B4E66B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.47

#B4E66B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B4E66B

14.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B4E66B	#FFFFFF	#000000	##000000
##B4E66B	1.00	1.45	14.47	14.47
#FFFFFF	1.45	1.00	21.00	21.00
#000000	14.47	21.00	1.00	1.00
##000000	14.47	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F0D85F

Deuteranopia (green-blind)

#E9D573

Tritanopia (blue-blind)

#B9DDCB

Achromatopsia (no color)

#D6D6D6

Design tokens & code

CSS

--color: #b4e66b;
/* rgb */ color: rgb(180, 230, 107);
/* oklch */ color: oklch(86.4% 0.161 127.8);

Tailwind

colors: {
  custom: {
    50: '#cdee99',
    500: '#b4e66b',
    950: '#000000',
  },
}

SCSS

$custom: #b4e66b;
$custom-light: #cdee99;
$custom-dark: #000000;

JSON

{
  "hex": "#b4e66b",
  "rgb": {
    "r": 180,
    "g": 230,
    "b": 107
  },
  "hsl": {
    "h": 84.39,
    "s": 71.098,
    "l": 66.078
  },
  "oklch": {
    "l": 0.86444,
    "c": 0.16138,
    "h": 127.8
  },
  "luminance": 0.67358
}

Semantic roles & 50–950 ramp

primary

#B4E66B

secondary

#6F3EB8

accent

#12D361

background

#FEFFFC

surface

#FBFEF5

border

#D4D6CF

text

#14160E

muted

#83857F

Preview Lab

Preview with #B4E66B

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

Preview Lab → · Contrast checker → · Palette generator →