#B3BF3F#B3BF3F

#B3BF3F is a light, vivid yellow. Relative luminance 0.472; OKLCH L 77.2% C 0.149 H 114.5°. Best body text is #000000 at 10.44:1 contrast (WCAG AA passes).

Color values

HEX	#B3BF3F
RGB	rgb(179, 191, 63)
HSL	hsl(66, 50%, 50%)
HSV	hsv(66, 67%, 75%)
CMYK	cmyk(6.3%, 0%, 67%, 25.1%)
CIE-LAB	lab(74.32, -20.59, 60.36)
CIE-LCH	lch(74.32, 63.77, 108.83°)
OKLab	oklab(77.16% -0.062 0.1358)
OKLCH	oklch(77.16% 0.149 114.5)
XYZ	xyz(38.1194, 47.2049, 11.8050)
Luminance	0.4720 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B3BF3F #4B3FBF

analogous

#BF8B3F #B3BF3F #73BF3F

triadic

#B3BF3F #3FB3BF #BF3FB3

tetradic

#B3BF3F #3FBF8B #4B3FBF #BF3F73

square

#B3BF3F #3FBF8B #4B3FBF #BF3F73

split-complementary

#B3BF3F #3F73BF #8B3FBF

monochromatic

#5D6321 #889130 #B3BF3F #C5CF6D #D8DE9B

Accessibility & contrast

On white

2.01

#B3BF3F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.44

#B3BF3F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B3BF3F

10.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B3BF3F	#FFFFFF	#000000	##000000
##B3BF3F	1.00	2.01	10.44	10.44
#FFFFFF	2.01	1.00	21.00	21.00
#000000	10.44	21.00	1.00	1.00
##000000	10.44	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CCB62C

Deuteranopia (green-blind)

#CCB848

Tritanopia (blue-blind)

#BEB4A5

Achromatopsia (no color)

#B7B7B7

Design tokens & code

CSS

--color: #b3bf3f;
/* rgb */ color: rgb(179, 191, 63);
/* oklch */ color: oklch(77.2% 0.149 114.5);

Tailwind

colors: {
  custom: {
    50: '#cdd27b',
    500: '#b3bf3f',
    950: '#000000',
  },
}

SCSS

$custom: #b3bf3f;
$custom-light: #cdd27b;
$custom-dark: #000000;

JSON

{
  "hex": "#b3bf3f",
  "rgb": {
    "r": 179,
    "g": 191,
    "b": 63
  },
  "hsl": {
    "h": 65.625,
    "s": 50.394,
    "l": 49.804
  },
  "oklch": {
    "l": 0.77155,
    "c": 0.14924,
    "h": 114.5
  },
  "luminance": 0.47204
}

Semantic roles & 50–950 ramp

primary

#B3BF3F

secondary

#9590CA

accent

#4EDA5B

background

#FCFCF7

surface

#F9F9EE

border

#D2D2C9

text

#14140A

muted

#82827C

Preview Lab

Preview with #B3BF3F

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

Preview Lab → · Contrast checker → · Palette generator →