#B5D549#B5D549

#B5D549 is a very light, vivid yellow-green. Relative luminance 0.579; OKLCH L 82.3% C 0.167 H 121.3°. Best body text is #000000 at 12.58:1 contrast (WCAG AA passes).

Color values

HEX	#B5D549
RGB	rgb(181, 213, 73)
HSL	hsl(74, 63%, 56%)
HSV	hsv(74, 66%, 84%)
CMYK	cmyk(15%, 0%, 65.7%, 16.5%)
CIE-LAB	lab(80.68, -29.78, 63.04)
CIE-LCH	lch(80.68, 69.72, 115.28°)
OKLab	oklab(82.32% -0.0867 0.1429)
OKLCH	oklch(82.32% 0.167 121.3)
XYZ	xyz(44.0535, 57.8933, 15.1557)
Luminance	0.5789 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B5D549 #6949D5

analogous

#D5AF49 #B5D549 #6FD549

triadic

#B5D549 #49B5D5 #D549B5

tetradic

#B5D549 #49D5AF #6949D5 #D5496F

square

#B5D549 #49D5AF #6949D5 #D5496F

split-complementary

#B5D549 #496FD5 #AF49D5

monochromatic

#6E851F #97B72A #B5D549 #C9E07B #DDECAC

Accessibility & contrast

On white

1.67

#B5D549 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.58

#B5D549 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B5D549

12.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B5D549	#FFFFFF	#000000	##000000
##B5D549	1.00	1.67	12.58	12.58
#FFFFFF	1.67	1.00	21.00	21.00
#000000	12.58	21.00	1.00	1.00
##000000	12.58	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E2C936

Deuteranopia (green-blind)

#DEC854

Tritanopia (blue-blind)

#BECAB9

Achromatopsia (no color)

#C8C8C8

Design tokens & code

CSS

--color: #b5d549;
/* rgb */ color: rgb(181, 213, 73);
/* oklch */ color: oklch(82.3% 0.167 121.3);

Tailwind

colors: {
  custom: {
    50: '#cee283',
    500: '#b5d549',
    950: '#000000',
  },
}

SCSS

$custom: #b5d549;
$custom-light: #cee283;
$custom-dark: #000000;

JSON

{
  "hex": "#b5d549",
  "rgb": {
    "r": 181,
    "g": 213,
    "b": 73
  },
  "hsl": {
    "h": 73.714,
    "s": 62.5,
    "l": 56.078
  },
  "oklch": {
    "l": 0.82324,
    "c": 0.16711,
    "h": 121.3
  },
  "luminance": 0.57893
}

Semantic roles & 50–950 ramp

primary

#B5D549

secondary

#4A378C

accent

#42E668

background

#FEFEFB

surface

#FBFCF2

border

#D4D5CC

text

#14150B

muted

#83847E

Preview Lab

Preview with #B5D549

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

Preview Lab → · Contrast checker → · Palette generator →