#B5C73A#B5C73A

#B5C73A is a light, vivid yellow. Relative luminance 0.510; OKLCH L 79.1% C 0.161 H 116.6°. Best body text is #000000 at 11.20:1 contrast (WCAG AA passes).

Color values

HEX	#B5C73A
RGB	rgb(181, 199, 58)
HSL	hsl(68, 56%, 50%)
HSV	hsv(68, 71%, 78%)
CMYK	cmyk(9%, 0%, 70.9%, 22%)
CIE-LAB	lab(76.66, -23.96, 64.63)
CIE-LCH	lch(76.66, 68.92, 110.34°)
OKLab	oklab(79.06% -0.072 0.1439)
OKLCH	oklch(79.06% 0.161 116.6)
XYZ	xyz(40.2442, 50.9766, 11.7216)
Luminance	0.5098 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B5C73A #4C3AC7

analogous

#C7933A #B5C73A #6EC73A

triadic

#B5C73A #3AB5C7 #C73AB5

tetradic

#B5C73A #3AC793 #4C3AC7 #C73A6E

square

#B5C73A #3AC793 #4C3AC7 #C73A6E

split-complementary

#B5C73A #3A6EC7 #933AC7

monochromatic

#5F691E #8B982B #B5C73A #C7D56A #D9E299

Accessibility & contrast

On white

1.88

#B5C73A on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.20

#B5C73A on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B5C73A

11.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B5C73A	#FFFFFF	#000000	##000000
##B5C73A	1.00	1.88	11.20	11.20
#FFFFFF	1.88	1.00	21.00	21.00
#000000	11.20	21.00	1.00	1.00
##000000	11.20	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D5BD21

Deuteranopia (green-blind)

#D3BE45

Tritanopia (blue-blind)

#C0BCAC

Achromatopsia (no color)

#BDBDBD

Design tokens & code

CSS

--color: #b5c73a;
/* rgb */ color: rgb(181, 199, 58);
/* oklch */ color: oklch(79.1% 0.161 116.6);

Tailwind

colors: {
  custom: {
    50: '#cfd779',
    500: '#b5c73a',
    950: '#000000',
  },
}

SCSS

$custom: #b5c73a;
$custom-light: #cfd779;
$custom-dark: #000000;

JSON

{
  "hex": "#b5c73a",
  "rgb": {
    "r": 181,
    "g": 199,
    "b": 58
  },
  "hsl": {
    "h": 67.66,
    "s": 55.731,
    "l": 50.392
  },
  "oklch": {
    "l": 0.79062,
    "c": 0.16088,
    "h": 116.6
  },
  "luminance": 0.50976
}

Semantic roles & 50–950 ramp

primary

#B5C73A

secondary

#3B3273

accent

#49DF5C

background

#FEFEFB

surface

#FBFBF2

border

#D4D4CC

text

#14140A

muted

#83837D

Preview Lab

Preview with #B5C73A

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

Preview Lab → · Contrast checker → · Palette generator →