#B3C040#B3C040

#B3C040 is a light, vivid yellow. Relative luminance 0.477; OKLCH L 77.4% C 0.150 H 114.9°. Best body text is #000000 at 10.53:1 contrast (WCAG AA passes).

Color values

HEX	#B3C040
RGB	rgb(179, 192, 64)
HSL	hsl(66, 50%, 50%)
HSV	hsv(66, 67%, 75%)
CMYK	cmyk(6.8%, 0%, 66.7%, 24.7%)
CIE-LAB	lab(74.61, -21.02, 60.26)
CIE-LCH	lch(74.61, 63.82, 109.23°)
OKLab	oklab(77.39% -0.0631 0.1357)
OKLCH	oklch(77.39% 0.15 114.9)
XYZ	xyz(38.3664, 47.6538, 12.0265)
Luminance	0.4765 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B3C040 #4D40C0

analogous

#C08D40 #B3C040 #73C040

triadic

#B3C040 #40B3C0 #C040B3

tetradic

#B3C040 #40C08D #4D40C0 #C04073

square

#B3C040 #40C08D #4D40C0 #C04073

split-complementary

#B3C040 #4073C0 #8D40C0

monochromatic

#5E6421 #899230 #B3C040 #C5CF6E #D8DE9C

Accessibility & contrast

On white

1.99

#B3C040 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.53

#B3C040 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B3C040

10.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B3C040	#FFFFFF	#000000	##000000
##B3C040	1.00	1.99	10.53	10.53
#FFFFFF	1.99	1.00	21.00	21.00
#000000	10.53	21.00	1.00	1.00
##000000	10.53	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CDB72E

Deuteranopia (green-blind)

#CDB949

Tritanopia (blue-blind)

#BEB5A6

Achromatopsia (no color)

#B8B8B8

Design tokens & code

CSS

--color: #b3c040;
/* rgb */ color: rgb(179, 192, 64);
/* oklch */ color: oklch(77.4% 0.150 114.9);

Tailwind

colors: {
  custom: {
    50: '#cdd27c',
    500: '#b3c040',
    950: '#000000',
  },
}

SCSS

$custom: #b3c040;
$custom-light: #cdd27c;
$custom-dark: #000000;

JSON

{
  "hex": "#b3c040",
  "rgb": {
    "r": 179,
    "g": 192,
    "b": 64
  },
  "hsl": {
    "h": 66.094,
    "s": 50.394,
    "l": 50.196
  },
  "oklch": {
    "l": 0.77386,
    "c": 0.14966,
    "h": 114.9
  },
  "luminance": 0.47653
}

Semantic roles & 50–950 ramp

primary

#B3C040

secondary

#9791CB

accent

#4EDA5C

background

#FCFCF7

surface

#F9F9EE

border

#D2D2C9

text

#14140A

muted

#82827C

Preview Lab

Preview with #B3C040

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

Preview Lab → · Contrast checker → · Palette generator →