#B5D53D#B5D53D

#B5D53D is a very light, vivid yellow-green. Relative luminance 0.577; OKLCH L 82.2% C 0.175 H 120.8°. Best body text is #000000 at 12.55:1 contrast (WCAG AA passes).

Color values

HEX	#B5D53D
RGB	rgb(181, 213, 61)
HSL	hsl(73, 64%, 54%)
HSV	hsv(73, 71%, 84%)
CMYK	cmyk(15%, 0%, 71.4%, 16.5%)
CIE-LAB	lab(80.60, -30.49, 67.42)
CIE-LCH	lch(80.60, 73.99, 114.33°)
OKLab	oklab(82.23% -0.0897 0.1503)
OKLCH	oklch(82.23% 0.175 120.8)
XYZ	xyz(43.6933, 57.7492, 13.2589)
Luminance	0.5775 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B5D53D #5D3DD5

analogous

#D5A93D #B5D53D #69D53D

triadic

#B5D53D #3DB5D5 #D53DB5

tetradic

#B5D53D #3DD5A9 #5D3DD5 #D53D69

square

#B5D53D #3DD5A9 #5D3DD5 #D53D69

split-complementary

#B5D53D #3D69D5 #A93DD5

monochromatic

#687D1B #92AF26 #B5D53D #C8E06F #DBEBA2

Accessibility & contrast

On white

1.67

#B5D53D on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.55

#B5D53D on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B5D53D

12.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B5D53D	#FFFFFF	#000000	##000000
##B5D53D	1.00	1.67	12.55	12.55
#FFFFFF	1.67	1.00	21.00	21.00
#000000	12.55	21.00	1.00	1.00
##000000	12.55	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E2C821

Deuteranopia (green-blind)

#DEC84A

Tritanopia (blue-blind)

#BFCAB7

Achromatopsia (no color)

#C8C8C8

Design tokens & code

CSS

--color: #b5d53d;
/* rgb */ color: rgb(181, 213, 61);
/* oklch */ color: oklch(82.2% 0.175 120.8);

Tailwind

colors: {
  custom: {
    50: '#cfe27c',
    500: '#b5d53d',
    950: '#000000',
  },
}

SCSS

$custom: #b5d53d;
$custom-light: #cfe27c;
$custom-dark: #000000;

JSON

{
  "hex": "#b5d53d",
  "rgb": {
    "r": 181,
    "g": 213,
    "b": 61
  },
  "hsl": {
    "h": 72.632,
    "s": 64.407,
    "l": 53.725
  },
  "oklch": {
    "l": 0.82234,
    "c": 0.17501,
    "h": 120.8
  },
  "luminance": 0.57749
}

Semantic roles & 50–950 ramp

primary

#B5D53D

secondary

#433284

accent

#40E764

background

#FEFEFB

surface

#FBFCF2

border

#D4D5CC

text

#14150A

muted

#83847D

Preview Lab

Preview with #B5D53D

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

Preview Lab → · Contrast checker → · Palette generator →