#B4E563#B4E563

#B4E563 is a very light, vivid yellow-green. Relative luminance 0.666; OKLCH L 86.1% C 0.167 H 126.9°. Best body text is #000000 at 14.33:1 contrast (WCAG AA passes).

Color values

HEX	#B4E563
RGB	rgb(180, 229, 99)
HSL	hsl(83, 71%, 64%)
HSV	hsv(83, 57%, 90%)
CMYK	cmyk(21.4%, 0%, 56.8%, 10.2%)
CIE-LAB	lab(85.32, -35.56, 57.20)
CIE-LCH	lch(85.32, 67.35, 121.87°)
OKLab	oklab(86.13% -0.1004 0.1336)
OKLCH	oklch(86.13% 0.167 126.9)
XYZ	xyz(49.0938, 66.6420, 22.0787)
Luminance	0.6664 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Spring Green (survey)

#A9F971

ΔE00 5.53

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B4E563 #9463E5

analogous

#E5D563 #B4E563 #73E563

triadic

#B4E563 #63B4E5 #E563B4

tetradic

#B4E563 #63E5D5 #9463E5 #E56373

square

#B4E563 #63E5D5 #9463E5 #E56373

split-complementary

#B4E563 #6373E5 #D563E5

monochromatic

#79B01D #9BDC2F #B4E563 #CDEE97 #E6F6CC

Accessibility & contrast

On white

1.47

#B4E563 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.33

#B4E563 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B4E563

14.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B4E563	#FFFFFF	#000000	##000000
##B4E563	1.00	1.47	14.33	14.33
#FFFFFF	1.47	1.00	21.00	21.00
#000000	14.33	21.00	1.00	1.00
##000000	14.33	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F0D755

Deuteranopia (green-blind)

#E9D46C

Tritanopia (blue-blind)

#BADBC9

Achromatopsia (no color)

#D5D5D5

Design tokens & code

CSS

--color: #b4e563;
/* rgb */ color: rgb(180, 229, 99);
/* oklch */ color: oklch(86.1% 0.167 126.9);

Tailwind

colors: {
  custom: {
    50: '#cded93',
    500: '#b4e563',
    950: '#000000',
  },
}

SCSS

$custom: #b4e563;
$custom-light: #cded93;
$custom-dark: #000000;

JSON

{
  "hex": "#b4e563",
  "rgb": {
    "r": 180,
    "g": 229,
    "b": 99
  },
  "hsl": {
    "h": 82.615,
    "s": 71.429,
    "l": 64.314
  },
  "oklch": {
    "l": 0.86126,
    "c": 0.16711,
    "h": 126.9
  },
  "luminance": 0.66643
}

Semantic roles & 50–950 ramp

primary

#B4E563

secondary

#683BB1

accent

#12D35B

background

#FEFFFC

surface

#FBFEF4

border

#D4D6CE

text

#14160D

muted

#83857F

Preview Lab

Preview with #B4E563

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

Preview Lab → · Contrast checker → · Palette generator →