#B4E661#B4E661

#B4E661 is a very light, vivid yellow-green. Relative luminance 0.672; OKLCH L 86.3% C 0.170 H 127.0°. Best body text is #000000 at 14.43:1 contrast (WCAG AA passes).

Color values

HEX	#B4E661
RGB	rgb(180, 230, 97)
HSL	hsl(83, 73%, 64%)
HSV	hsv(83, 58%, 90%)
CMYK	cmyk(21.7%, 0%, 57.8%, 9.8%)
CIE-LAB	lab(85.58, -36.19, 58.37)
CIE-LCH	lch(85.58, 68.68, 121.80°)
OKLab	oklab(86.33% -0.1023 0.1359)
OKLCH	oklch(86.33% 0.17 127)
XYZ	xyz(49.2768, 67.1592, 21.6738)
Luminance	0.6716 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Spring Green (survey)

#A9F971

ΔE00 5.39

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B4E661 #9361E6

analogous

#E6D561 #B4E661 #72E661

triadic

#B4E661 #61B4E6 #E661B4

tetradic

#B4E661 #61E6D5 #9361E6 #E66172

square

#B4E661 #61E6D5 #9361E6 #E66172

split-complementary

#B4E661 #6172E6 #D561E6

monochromatic

#79B11C #9BDE2C #B4E661 #CDEE96 #E6F7CB

Accessibility & contrast

On white

1.46

#B4E661 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.43

#B4E661 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B4E661

14.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B4E661	#FFFFFF	#000000	##000000
##B4E661	1.00	1.46	14.43	14.43
#FFFFFF	1.46	1.00	21.00	21.00
#000000	14.43	21.00	1.00	1.00
##000000	14.43	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F1D853

Deuteranopia (green-blind)

#EAD56A

Tritanopia (blue-blind)

#BADCC9

Achromatopsia (no color)

#D6D6D6

Design tokens & code

CSS

--color: #b4e661;
/* rgb */ color: rgb(180, 230, 97);
/* oklch */ color: oklch(86.3% 0.170 127.0);

Tailwind

colors: {
  custom: {
    50: '#cdee92',
    500: '#b4e661',
    950: '#000000',
  },
}

SCSS

$custom: #b4e661;
$custom-light: #cdee92;
$custom-dark: #000000;

JSON

{
  "hex": "#b4e661",
  "rgb": {
    "r": 180,
    "g": 230,
    "b": 97
  },
  "hsl": {
    "h": 82.556,
    "s": 72.678,
    "l": 64.118
  },
  "oklch": {
    "l": 0.86331,
    "c": 0.1701,
    "h": 127
  },
  "luminance": 0.6716
}

Semantic roles & 50–950 ramp

primary

#B4E661

secondary

#673AB1

accent

#11D55A

background

#FEFFFC

surface

#FBFEF4

border

#D4D6CE

text

#14160D

muted

#83857F

Preview Lab

Preview with #B4E661

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

Preview Lab → · Contrast checker → · Palette generator →