#B1E558#B1E558

#B1E558 is a very light, vivid yellow-green. Relative luminance 0.661; OKLCH L 85.8% C 0.177 H 127.0°. Best body text is #000000 at 14.22:1 contrast (WCAG AA passes).

Color values

HEX	#B1E558
RGB	rgb(177, 229, 88)
HSL	hsl(82, 73%, 62%)
HSV	hsv(82, 62%, 90%)
CMYK	cmyk(22.7%, 0%, 61.6%, 10.2%)
CIE-LAB	lab(85.04, -37.60, 61.55)
CIE-LCH	lch(85.04, 72.12, 121.42°)
OKLab	oklab(85.82% -0.1068 0.1417)
OKLCH	oklch(85.82% 0.177 127)
XYZ	xyz(47.9122, 66.0895, 19.4629)
Luminance	0.6609 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B1E558 #8C58E5

analogous

#E5D358 #B1E558 #6AE558

triadic

#B1E558 #58B1E5 #E558B1

tetradic

#B1E558 #58E5D3 #8C58E5 #E5586A

square

#B1E558 #58E5D3 #8C58E5 #E5586A

split-complementary

#B1E558 #586AE5 #D358E5

monochromatic

#74A81A #98DD23 #B1E558 #CAED8D #E2F5C2

Accessibility & contrast

On white

1.48

#B1E558 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.22

#B1E558 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B1E558

14.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B1E558	#FFFFFF	#000000	##000000
##B1E558	1.00	1.48	14.22	14.22
#FFFFFF	1.48	1.00	21.00	21.00
#000000	14.22	21.00	1.00	1.00
##000000	14.22	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F0D747

Deuteranopia (green-blind)

#E9D362

Tritanopia (blue-blind)

#B7DBC7

Achromatopsia (no color)

#D4D4D4

Design tokens & code

CSS

--color: #b1e558;
/* rgb */ color: rgb(177, 229, 88);
/* oklch */ color: oklch(85.8% 0.177 127.0);

Tailwind

colors: {
  custom: {
    50: '#cbed8d',
    500: '#b1e558',
    950: '#000000',
  },
}

SCSS

$custom: #b1e558;
$custom-light: #cbed8d;
$custom-dark: #000000;

JSON

{
  "hex": "#b1e558",
  "rgb": {
    "r": 177,
    "g": 229,
    "b": 88
  },
  "hsl": {
    "h": 82.128,
    "s": 73.057,
    "l": 62.157
  },
  "oklch": {
    "l": 0.8582,
    "c": 0.17744,
    "h": 127
  },
  "luminance": 0.6609
}

Semantic roles & 50–950 ramp

primary

#B1E558

secondary

#6137AA

accent

#10D559

background

#FEFFFC

surface

#FBFEF4

border

#D4D6CE

text

#14160D

muted

#83857F

Preview Lab

Preview with #B1E558

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

Preview Lab → · Contrast checker → · Palette generator →