#B3C73F#B3C73F

#B3C73F is a light, vivid yellow. Relative luminance 0.508; OKLCH L 78.9% C 0.158 H 117.4°. Best body text is #000000 at 11.16:1 contrast (WCAG AA passes).

Color values

HEX	#B3C73F
RGB	rgb(179, 199, 63)
HSL	hsl(69, 55%, 51%)
HSV	hsv(69, 68%, 78%)
CMYK	cmyk(10.1%, 0%, 68.3%, 22%)
CIE-LAB	lab(76.55, -24.51, 62.62)
CIE-LCH	lch(76.55, 67.25, 111.38°)
OKLab	oklab(78.94% -0.0729 0.1405)
OKLCH	oklch(78.94% 0.158 117.4)
XYZ	xyz(39.9119, 50.7899, 12.4025)
Luminance	0.5079 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B3C73F #533FC7

analogous

#C7973F #B3C73F #6FC73F

triadic

#B3C73F #3FB3C7 #C73FB3

tetradic

#B3C73F #3FC797 #533FC7 #C73F6F

square

#B3C73F #3FC797 #533FC7 #C73F6F

split-complementary

#B3C73F #3F6FC7 #973FC7

monochromatic

#616C20 #8B9B2D #B3C73F #C6D56E #D9E39E

Accessibility & contrast

On white

1.88

#B3C73F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.16

#B3C73F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B3C73F

11.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B3C73F	#FFFFFF	#000000	##000000
##B3C73F	1.00	1.88	11.16	11.16
#FFFFFF	1.88	1.00	21.00	21.00
#000000	11.16	21.00	1.00	1.00
##000000	11.16	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D4BC2A

Deuteranopia (green-blind)

#D2BE49

Tritanopia (blue-blind)

#BEBCAC

Achromatopsia (no color)

#BDBDBD

Design tokens & code

CSS

--color: #b3c73f;
/* rgb */ color: rgb(179, 199, 63);
/* oklch */ color: oklch(78.9% 0.158 117.4);

Tailwind

colors: {
  custom: {
    50: '#cdd77c',
    500: '#b3c73f',
    950: '#000000',
  },
}

SCSS

$custom: #b3c73f;
$custom-light: #cdd77c;
$custom-dark: #000000;

JSON

{
  "hex": "#b3c73f",
  "rgb": {
    "r": 179,
    "g": 199,
    "b": 63
  },
  "hsl": {
    "h": 68.824,
    "s": 54.839,
    "l": 51.373
  },
  "oklch": {
    "l": 0.78945,
    "c": 0.15832,
    "h": 117.4
  },
  "luminance": 0.50789
}

Semantic roles & 50–950 ramp

primary

#B3C73F

secondary

#3E3476

accent

#4ADE5F

background

#FEFEFB

surface

#FBFBF2

border

#D4D4CC

text

#14140A

muted

#83837D

Preview Lab

Preview with #B3C73F

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

Preview Lab → · Contrast checker → · Palette generator →