#B5D53A#B5D53A

#B5D53A is a very light, vivid yellow-green. Relative luminance 0.577; OKLCH L 82.2% C 0.177 H 120.8°. Best body text is #000000 at 12.54:1 contrast (WCAG AA passes).

Color values

HEX	#B5D53A
RGB	rgb(181, 213, 58)
HSL	hsl(72, 65%, 53%)
HSV	hsv(72, 73%, 84%)
CMYK	cmyk(15%, 0%, 72.8%, 16.5%)
CIE-LAB	lab(80.58, -30.64, 68.43)
CIE-LCH	lch(80.58, 74.98, 114.12°)
OKLab	oklab(82.21% -0.0904 0.1519)
OKLCH	oklch(82.21% 0.177 120.8)
XYZ	xyz(43.6148, 57.7178, 12.8451)
Luminance	0.5772 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B5D53A #5A3AD5

analogous

#D5A73A #B5D53A #67D53A

triadic

#B5D53A #3AB5D5 #D53AB5

tetradic

#B5D53A #3AD5A7 #5A3AD5 #D53A67

square

#B5D53A #3AD5A7 #5A3AD5 #D53A67

split-complementary

#B5D53A #3A67D5 #A73AD5

monochromatic

#677A1A #91AD25 #B5D53A #C8E06C #DBEB9F

Accessibility & contrast

On white

1.67

#B5D53A on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.54

#B5D53A on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B5D53A

12.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B5D53A	#FFFFFF	#000000	##000000
##B5D53A	1.00	1.67	12.54	12.54
#FFFFFF	1.67	1.00	21.00	21.00
#000000	12.54	21.00	1.00	1.00
##000000	12.54	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E2C81B

Deuteranopia (green-blind)

#DEC848

Tritanopia (blue-blind)

#BFCAB7

Achromatopsia (no color)

#C8C8C8

Design tokens & code

CSS

--color: #b5d53a;
/* rgb */ color: rgb(181, 213, 58);
/* oklch */ color: oklch(82.2% 0.177 120.8);

Tailwind

colors: {
  custom: {
    50: '#cfe27b',
    500: '#b5d53a',
    950: '#000000',
  },
}

SCSS

$custom: #b5d53a;
$custom-light: #cfe27b;
$custom-dark: #000000;

JSON

{
  "hex": "#b5d53a",
  "rgb": {
    "r": 181,
    "g": 213,
    "b": 58
  },
  "hsl": {
    "h": 72.387,
    "s": 64.854,
    "l": 53.137
  },
  "oklch": {
    "l": 0.82214,
    "c": 0.17677,
    "h": 120.8
  },
  "luminance": 0.57718
}

Semantic roles & 50–950 ramp

primary

#B5D53A

secondary

#423182

accent

#40E863

background

#FEFEFB

surface

#FBFCF2

border

#D4D5CC

text

#14150A

muted

#83847D

Preview Lab

Preview with #B5D53A

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

Preview Lab → · Contrast checker → · Palette generator →