#B4E251#B4E251

#B4E251 is a very light, vivid yellow-green. Relative luminance 0.647; OKLCH L 85.3% C 0.178 H 125.1°. Best body text is #000000 at 13.94:1 contrast (WCAG AA passes).

Color values

HEX	#B4E251
RGB	rgb(180, 226, 81)
HSL	hsl(79, 71%, 60%)
HSV	hsv(79, 64%, 89%)
CMYK	cmyk(20.4%, 0%, 64.2%, 11.4%)
CIE-LAB	lab(84.32, -35.63, 63.68)
CIE-LCH	lch(84.32, 72.97, 119.23°)
OKLab	oklab(85.27% -0.1021 0.1453)
OKLCH	oklch(85.27% 0.178 125.1)
XYZ	xyz(47.5042, 64.6896, 17.7666)
Luminance	0.6469 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B4E251 #7F51E2

analogous

#E2C751 #B4E251 #6CE251

triadic

#B4E251 #51B4E2 #E251B4

tetradic

#B4E251 #51E2C7 #7F51E2 #E2516C

square

#B4E251 #51E2C7 #7F51E2 #E2516C

split-complementary

#B4E251 #516CE2 #C751E2

monochromatic

#749E1A #9BD323 #B4E251 #CBEB85 #E1F3BA

Accessibility & contrast

On white

1.51

#B4E251 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.94

#B4E251 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B4E251

13.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B4E251	#FFFFFF	#000000	##000000
##B4E251	1.00	1.51	13.94	13.94
#FFFFFF	1.51	1.00	21.00	21.00
#000000	13.94	21.00	1.00	1.00
##000000	13.94	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#EED43E

Deuteranopia (green-blind)

#E8D25C

Tritanopia (blue-blind)

#BCD8C4

Achromatopsia (no color)

#D2D2D2

Design tokens & code

CSS

--color: #b4e251;
/* rgb */ color: rgb(180, 226, 81);
/* oklch */ color: oklch(85.3% 0.178 125.1);

Tailwind

colors: {
  custom: {
    50: '#ceeb88',
    500: '#b4e251',
    950: '#000000',
  },
}

SCSS

$custom: #b4e251;
$custom-light: #ceeb88;
$custom-dark: #000000;

JSON

{
  "hex": "#b4e251",
  "rgb": {
    "r": 180,
    "g": 226,
    "b": 81
  },
  "hsl": {
    "h": 79.034,
    "s": 71.429,
    "l": 60.196
  },
  "oklch": {
    "l": 0.85268,
    "c": 0.17762,
    "h": 125.1
  },
  "luminance": 0.6469
}

Semantic roles & 50–950 ramp

primary

#B4E251

secondary

#5836A1

accent

#12D34F

background

#FEFEFC

surface

#FBFDF4

border

#D4D5CE

text

#14160C

muted

#83847F

Preview Lab

Preview with #B4E251

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

Preview Lab → · Contrast checker → · Palette generator →