#B1E450#B1E450

#B1E450 is a very light, vivid yellow-green. Relative luminance 0.654; OKLCH L 85.5% C 0.182 H 126.3°. Best body text is #000000 at 14.08:1 contrast (WCAG AA passes).

Color values

HEX	#B1E450
RGB	rgb(177, 228, 80)
HSL	hsl(81, 73%, 60%)
HSV	hsv(81, 65%, 89%)
CMYK	cmyk(22.4%, 0%, 64.9%, 10.6%)
CIE-LAB	lab(84.70, -37.74, 64.42)
CIE-LCH	lch(84.70, 74.66, 120.37°)
OKLab	oklab(85.52% -0.1079 0.1468)
OKLCH	oklch(85.52% 0.182 126.3)
XYZ	xyz(47.3230, 65.4124, 17.7205)
Luminance	0.6541 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B1E450 #8350E4

analogous

#E4CD50 #B1E450 #67E450

triadic

#B1E450 #50B1E4 #E450B1

tetradic

#B1E450 #50E4CD #8350E4 #E45067

square

#B1E450 #50E4CD #8350E4 #E45067

split-complementary

#B1E450 #5067E4 #CD50E4

monochromatic

#72A119 #97D621 #B1E450 #C9EC85 #E0F4BA

Accessibility & contrast

On white

1.49

#B1E450 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.08

#B1E450 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B1E450

14.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B1E450	#FFFFFF	#000000	##000000
##B1E450	1.00	1.49	14.08	14.08
#FFFFFF	1.49	1.00	21.00	21.00
#000000	14.08	21.00	1.00	1.00
##000000	14.08	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#EFD53C

Deuteranopia (green-blind)

#E9D35C

Tritanopia (blue-blind)

#B8DAC6

Achromatopsia (no color)

#D3D3D3

Design tokens & code

CSS

--color: #b1e450;
/* rgb */ color: rgb(177, 228, 80);
/* oklch */ color: oklch(85.5% 0.182 126.3);

Tailwind

colors: {
  custom: {
    50: '#ccec88',
    500: '#b1e450',
    950: '#000000',
  },
}

SCSS

$custom: #b1e450;
$custom-light: #ccec88;
$custom-dark: #000000;

JSON

{
  "hex": "#b1e450",
  "rgb": {
    "r": 177,
    "g": 228,
    "b": 80
  },
  "hsl": {
    "h": 80.676,
    "s": 73.267,
    "l": 60.392
  },
  "oklch": {
    "l": 0.85519,
    "c": 0.18216,
    "h": 126.3
  },
  "luminance": 0.65413
}

Semantic roles & 50–950 ramp

primary

#B1E450

secondary

#5B35A4

accent

#10D554

background

#FEFEFC

surface

#FBFDF4

border

#D4D5CE

text

#14160C

muted

#83847F

Preview Lab

Preview with #B1E450

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

Preview Lab → · Contrast checker → · Palette generator →