#B4EC63#B4EC63

#B4EC63 is a very light, vivid yellow-green. Relative luminance 0.706; OKLCH L 87.7% C 0.176 H 128.3°. Best body text is #000000 at 15.12:1 contrast (WCAG AA passes).

Color values

HEX	#B4EC63
RGB	rgb(180, 236, 99)
HSL	hsl(85, 78%, 66%)
HSV	hsv(85, 58%, 93%)
CMYK	cmyk(23.7%, 0%, 58.1%, 7.5%)
CIE-LAB	lab(87.29, -38.72, 59.43)
CIE-LCH	lch(87.29, 70.93, 123.09°)
OKLab	oklab(87.72% -0.1091 0.1384)
OKLCH	oklch(87.72% 0.176 128.3)
XYZ	xyz(51.0698, 70.5941, 22.7374)
Luminance	0.7059 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Spring Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B4EC63 #9B63EC

analogous

#ECE063 #B4EC63 #6FEC63

triadic

#B4EC63 #63B4EC #EC63B4

tetradic

#B4EC63 #63ECE0 #9B63EC #EC636F

square

#B4EC63 #63ECE0 #9B63EC #EC636F

split-complementary

#B4EC63 #636FEC #E063EC

monochromatic

#79BE17 #9AE52C #B4EC63 #CEF39A #E8F9D0

Accessibility & contrast

On white

1.39

#B4EC63 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.12

#B4EC63 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B4EC63

15.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B4EC63	#FFFFFF	#000000	##000000
##B4EC63	1.00	1.39	15.12	15.12
#FFFFFF	1.39	1.00	21.00	21.00
#000000	15.12	21.00	1.00	1.00
##000000	15.12	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F7DD54

Deuteranopia (green-blind)

#EFDA6D

Tritanopia (blue-blind)

#B9E2CE

Achromatopsia (no color)

#DBDBDB

Design tokens & code

CSS

--color: #b4ec63;
/* rgb */ color: rgb(180, 236, 99);
/* oklch */ color: oklch(87.7% 0.176 128.3);

Tailwind

colors: {
  custom: {
    50: '#cdf294',
    500: '#b4ec63',
    950: '#000000',
  },
}

SCSS

$custom: #b4ec63;
$custom-light: #cdf294;
$custom-dark: #000000;

JSON

{
  "hex": "#b4ec63",
  "rgb": {
    "r": 180,
    "g": 236,
    "b": 99
  },
  "hsl": {
    "h": 84.526,
    "s": 78.286,
    "l": 65.686
  },
  "oklch": {
    "l": 0.87715,
    "c": 0.17622,
    "h": 128.3
  },
  "luminance": 0.70595
}

Semantic roles & 50–950 ramp

primary

#B4EC63

secondary

#6D37BC

accent

#0BDB60

background

#FEFFFC

surface

#FBFEF4

border

#D4D6CE

text

#14170D

muted

#83857F

Preview Lab

Preview with #B4EC63

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

Preview Lab → · Contrast checker → · Palette generator →