#B1E354#B1E354

#B1E354 is a very light, vivid yellow-green. Relative luminance 0.649; OKLCH L 85.3% C 0.178 H 126.3°. Best body text is #000000 at 13.99:1 contrast (WCAG AA passes).

Color values

HEX	#B1E354
RGB	rgb(177, 227, 84)
HSL	hsl(81, 72%, 61%)
HSV	hsv(81, 63%, 89%)
CMYK	cmyk(22%, 0%, 63%, 11%)
CIE-LAB	lab(84.44, -37.00, 62.55)
CIE-LCH	lch(84.44, 72.67, 120.61°)
OKLab	oklab(85.33% -0.1055 0.1434)
OKLCH	oklch(85.33% 0.178 126.3)
XYZ	xyz(47.2009, 64.9247, 18.4308)
Luminance	0.6492 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B1E354 #8654E3

analogous

#E3CD54 #B1E354 #69E354

triadic

#B1E354 #54B1E3 #E354B1

tetradic

#B1E354 #54E3CD #8654E3 #E35469

square

#B1E354 #54E3CD #8654E3 #E35469

split-complementary

#B1E354 #5469E3 #CD54E3

monochromatic

#73A21B #98D723 #B1E354 #C9EC89 #E1F4BD

Accessibility & contrast

On white

1.50

#B1E354 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.99

#B1E354 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B1E354

13.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B1E354	#FFFFFF	#000000	##000000
##B1E354	1.00	1.50	13.99	13.99
#FFFFFF	1.50	1.00	21.00	21.00
#000000	13.99	21.00	1.00	1.00
##000000	13.99	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#EED542

Deuteranopia (green-blind)

#E7D25F

Tritanopia (blue-blind)

#B8D9C5

Achromatopsia (no color)

#D3D3D3

Design tokens & code

CSS

--color: #b1e354;
/* rgb */ color: rgb(177, 227, 84);
/* oklch */ color: oklch(85.3% 0.178 126.3);

Tailwind

colors: {
  custom: {
    50: '#ccec8a',
    500: '#b1e354',
    950: '#000000',
  },
}

SCSS

$custom: #b1e354;
$custom-light: #ccec8a;
$custom-dark: #000000;

JSON

{
  "hex": "#b1e354",
  "rgb": {
    "r": 177,
    "g": 227,
    "b": 84
  },
  "hsl": {
    "h": 80.979,
    "s": 71.859,
    "l": 60.98
  },
  "oklch": {
    "l": 0.85326,
    "c": 0.17798,
    "h": 126.3
  },
  "luminance": 0.64925
}

Semantic roles & 50–950 ramp

primary

#B1E354

secondary

#5D36A5

accent

#12D456

background

#FEFEFC

surface

#FBFDF4

border

#D4D5CE

text

#14160C

muted

#83847F

Preview Lab

Preview with #B1E354

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

Preview Lab → · Contrast checker → · Palette generator →