#B3BF3B#B3BF3B

#B3BF3B is a light, vivid yellow. Relative luminance 0.472; OKLCH L 77.1% C 0.152 H 114.5°. Best body text is #000000 at 10.43:1 contrast (WCAG AA passes).

Color values

HEX	#B3BF3B
RGB	rgb(179, 191, 59)
HSL	hsl(65, 53%, 49%)
HSV	hsv(65, 69%, 75%)
CMYK	cmyk(6.3%, 0%, 69.1%, 25.1%)
CIE-LAB	lab(74.29, -20.81, 61.86)
CIE-LCH	lch(74.29, 65.27, 108.60°)
OKLab	oklab(77.12% -0.063 0.1383)
OKLCH	oklch(77.12% 0.152 114.5)
XYZ	xyz(38.0116, 47.1618, 11.2376)
Luminance	0.4716 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B3BF3B #473BBF

analogous

#BF893B #B3BF3B #71BF3B

triadic

#B3BF3B #3BB3BF #BF3BB3

tetradic

#B3BF3B #3BBF89 #473BBF #BF3B71

square

#B3BF3B #3BBF89 #473BBF #BF3B71

split-complementary

#B3BF3B #3B71BF #893BBF

monochromatic

#5B611E #87902D #B3BF3B #C7D067 #D8DF96

Accessibility & contrast

On white

2.01

#B3BF3B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.43

#B3BF3B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B3BF3B

10.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B3BF3B	#FFFFFF	#000000	##000000
##B3BF3B	1.00	2.01	10.43	10.43
#FFFFFF	2.01	1.00	21.00	21.00
#000000	10.43	21.00	1.00	1.00
##000000	10.43	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CDB626

Deuteranopia (green-blind)

#CCB845

Tritanopia (blue-blind)

#BFB4A5

Achromatopsia (no color)

#B7B7B7

Design tokens & code

CSS

--color: #b3bf3b;
/* rgb */ color: rgb(179, 191, 59);
/* oklch */ color: oklch(77.1% 0.152 114.5);

Tailwind

colors: {
  custom: {
    50: '#cdd279',
    500: '#b3bf3b',
    950: '#000000',
  },
}

SCSS

$custom: #b3bf3b;
$custom-light: #cdd279;
$custom-dark: #000000;

JSON

{
  "hex": "#b3bf3b",
  "rgb": {
    "r": 179,
    "g": 191,
    "b": 59
  },
  "hsl": {
    "h": 65.455,
    "s": 52.8,
    "l": 49.02
  },
  "oklch": {
    "l": 0.77124,
    "c": 0.15197,
    "h": 114.5
  },
  "luminance": 0.47161
}

Semantic roles & 50–950 ramp

primary

#B3BF3B

secondary

#918CCA

accent

#4CDC59

background

#FDFCF7

surface

#FAF9EE

border

#D3D2C9

text

#14140A

muted

#83827C

Preview Lab

Preview with #B3BF3B

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

Preview Lab → · Contrast checker → · Palette generator →