#B3C73A#B3C73A

#B3C73A is a light, vivid yellow. Relative luminance 0.507; OKLCH L 78.9% C 0.162 H 117.3°. Best body text is #000000 at 11.15:1 contrast (WCAG AA passes).

Color values

HEX	#B3C73A
RGB	rgb(179, 199, 58)
HSL	hsl(69, 56%, 50%)
HSV	hsv(69, 71%, 78%)
CMYK	cmyk(10.1%, 0%, 70.9%, 22%)
CIE-LAB	lab(76.52, -24.79, 64.43)
CIE-LCH	lch(76.52, 69.04, 111.04°)
OKLab	oklab(78.91% -0.0741 0.1435)
OKLCH	oklch(78.91% 0.162 117.3)
XYZ	xyz(39.7785, 50.7365, 11.6998)
Luminance	0.5074 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B3C73A #4E3AC7

analogous

#C7953A #B3C73A #6CC73A

triadic

#B3C73A #3AB3C7 #C73AB3

tetradic

#B3C73A #3AC795 #4E3AC7 #C73A6C

square

#B3C73A #3AC795 #4E3AC7 #C73A6C

split-complementary

#B3C73A #3A6CC7 #953AC7

monochromatic

#5E691E #89982B #B3C73A #C5D56A #D8E299

Accessibility & contrast

On white

1.88

#B3C73A on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.15

#B3C73A on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B3C73A

11.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B3C73A	#FFFFFF	#000000	##000000
##B3C73A	1.00	1.88	11.15	11.15
#FFFFFF	1.88	1.00	21.00	21.00
#000000	11.15	21.00	1.00	1.00
##000000	11.15	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D4BC21

Deuteranopia (green-blind)

#D2BE45

Tritanopia (blue-blind)

#BEBCAB

Achromatopsia (no color)

#BDBDBD

Design tokens & code

CSS

--color: #b3c73a;
/* rgb */ color: rgb(179, 199, 58);
/* oklch */ color: oklch(78.9% 0.162 117.3);

Tailwind

colors: {
  custom: {
    50: '#cdd779',
    500: '#b3c73a',
    950: '#000000',
  },
}

SCSS

$custom: #b3c73a;
$custom-light: #cdd779;
$custom-dark: #000000;

JSON

{
  "hex": "#b3c73a",
  "rgb": {
    "r": 179,
    "g": 199,
    "b": 58
  },
  "hsl": {
    "h": 68.511,
    "s": 55.731,
    "l": 50.392
  },
  "oklch": {
    "l": 0.78909,
    "c": 0.16156,
    "h": 117.3
  },
  "luminance": 0.50736
}

Semantic roles & 50–950 ramp

primary

#B3C73A

secondary

#3C3273

accent

#49DF5E

background

#FEFEFB

surface

#FBFBF2

border

#D4D4CC

text

#14140A

muted

#83837D

Preview Lab

Preview with #B3C73A

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

Preview Lab → · Contrast checker → · Palette generator →