#B1E455#B1E455

#B1E455 is a very light, vivid yellow-green. Relative luminance 0.655; OKLCH L 85.6% C 0.178 H 126.6°. Best body text is #000000 at 14.10:1 contrast (WCAG AA passes).

Color values

HEX	#B1E455
RGB	rgb(177, 228, 85)
HSL	hsl(81, 73%, 61%)
HSV	hsv(81, 63%, 89%)
CMYK	cmyk(22.4%, 0%, 62.7%, 10.6%)
CIE-LAB	lab(84.74, -37.38, 62.45)
CIE-LCH	lch(84.74, 72.78, 120.90°)
OKLab	oklab(85.56% -0.1064 0.1433)
OKLCH	oklch(85.56% 0.178 126.6)
XYZ	xyz(47.5146, 65.4891, 18.7299)
Luminance	0.6549 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B1E455 #8855E4

analogous

#E4D055 #B1E455 #6AE455

triadic

#B1E455 #55B1E4 #E455B1

tetradic

#B1E455 #55E4D0 #8855E4 #E4556A

square

#B1E455 #55E4D0 #8855E4 #E4556A

split-complementary

#B1E455 #556AE4 #D055E4

monochromatic

#73A41A #98D923 #B1E455 #C9EC8A #E1F5BF

Accessibility & contrast

On white

1.49

#B1E455 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.10

#B1E455 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B1E455

14.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B1E455	#FFFFFF	#000000	##000000
##B1E455	1.00	1.49	14.10	14.10
#FFFFFF	1.49	1.00	21.00	21.00
#000000	14.10	21.00	1.00	1.00
##000000	14.10	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#EFD643

Deuteranopia (green-blind)

#E8D360

Tritanopia (blue-blind)

#B7DAC6

Achromatopsia (no color)

#D4D4D4

Design tokens & code

CSS

--color: #b1e455;
/* rgb */ color: rgb(177, 228, 85);
/* oklch */ color: oklch(85.6% 0.178 126.6);

Tailwind

colors: {
  custom: {
    50: '#ccec8b',
    500: '#b1e455',
    950: '#000000',
  },
}

SCSS

$custom: #b1e455;
$custom-light: #ccec8b;
$custom-dark: #000000;

JSON

{
  "hex": "#b1e455",
  "rgb": {
    "r": 177,
    "g": 228,
    "b": 85
  },
  "hsl": {
    "h": 81.399,
    "s": 72.589,
    "l": 61.373
  },
  "oklch": {
    "l": 0.85564,
    "c": 0.17848,
    "h": 126.6
  },
  "luminance": 0.6549
}

Semantic roles & 50–950 ramp

primary

#B1E455

secondary

#5E36A7

accent

#11D557

background

#FEFEFC

surface

#FBFDF4

border

#D4D5CE

text

#14160C

muted

#83847F

Preview Lab

Preview with #B1E455

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

Preview Lab → · Contrast checker → · Palette generator →