#B5E351#B5E351

#B5E351 is a very light, vivid yellow-green. Relative luminance 0.654; OKLCH L 85.6% C 0.178 H 125.0°. Best body text is #000000 at 14.07:1 contrast (WCAG AA passes).

Color values

HEX	#B5E351
RGB	rgb(181, 227, 81)
HSL	hsl(79, 72%, 60%)
HSV	hsv(79, 64%, 89%)
CMYK	cmyk(20.3%, 0%, 64.3%, 11%)
CIE-LAB	lab(84.67, -35.71, 64.07)
CIE-LCH	lch(84.67, 73.34, 119.13°)
OKLab	oklab(85.56% -0.1024 0.1461)
OKLCH	oklch(85.56% 0.178 125)
XYZ	xyz(48.0106, 65.3555, 17.8685)
Luminance	0.6536 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B5E351 #7F51E3

analogous

#E3C851 #B5E351 #6CE351

triadic

#B5E351 #51B5E3 #E351B5

tetradic

#B5E351 #51E3C8 #7F51E3 #E3516C

square

#B5E351 #51E3C8 #7F51E3 #E3516C

split-complementary

#B5E351 #516CE3 #C851E3

monochromatic

#76A01A #9CD522 #B5E351 #CBEB86 #E2F4BA

Accessibility & contrast

On white

1.49

#B5E351 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.07

#B5E351 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B5E351

14.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B5E351	#FFFFFF	#000000	##000000
##B5E351	1.00	1.49	14.07	14.07
#FFFFFF	1.49	1.00	21.00	21.00
#000000	14.07	21.00	1.00	1.00
##000000	14.07	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#EFD53E

Deuteranopia (green-blind)

#E9D35C

Tritanopia (blue-blind)

#BDD9C5

Achromatopsia (no color)

#D3D3D3

Design tokens & code

CSS

--color: #b5e351;
/* rgb */ color: rgb(181, 227, 81);
/* oklch */ color: oklch(85.6% 0.178 125.0);

Tailwind

colors: {
  custom: {
    50: '#ceec88',
    500: '#b5e351',
    950: '#000000',
  },
}

SCSS

$custom: #b5e351;
$custom-light: #ceec88;
$custom-dark: #000000;

JSON

{
  "hex": "#b5e351",
  "rgb": {
    "r": 181,
    "g": 227,
    "b": 81
  },
  "hsl": {
    "h": 78.904,
    "s": 72.277,
    "l": 60.392
  },
  "oklch": {
    "l": 0.85561,
    "c": 0.17841,
    "h": 125
  },
  "luminance": 0.65356
}

Semantic roles & 50–950 ramp

primary

#B5E351

secondary

#5835A3

accent

#11D44F

background

#FEFEFC

surface

#FBFDF4

border

#D4D5CE

text

#14160C

muted

#83847F

Preview Lab

Preview with #B5E351

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

Preview Lab → · Contrast checker → · Palette generator →