#BFB531#BFB531

#BFB531 is a light, vivid yellow. Relative luminance 0.443; OKLCH L 75.9% C 0.146 H 104.9°. Best body text is #000000 at 9.87:1 contrast (WCAG AA passes).

Color values

HEX	#BFB531
RGB	rgb(191, 181, 49)
HSL	hsl(56, 59%, 47%)
HSV	hsv(56, 74%, 75%)
CMYK	cmyk(0%, 5.2%, 74.3%, 25.1%)
CIE-LAB	lab(72.46, -11.13, 64.02)
CIE-LCH	lch(72.46, 64.98, 99.86°)
OKLab	oklab(75.88% -0.0375 0.1407)
OKLCH	oklch(75.88% 0.146 104.9)
XYZ	xyz(38.5658, 44.3474, 9.4336)
Luminance	0.4435 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#BFB531 #313BBF

analogous

#BF6E31 #BFB531 #82BF31

triadic

#BFB531 #31BFB5 #B531BF

tetradic

#BFB531 #31BF6E #313BBF #BF3182

square

#BFB531 #31BF6E #313BBF #BF3182

split-complementary

#BFB531 #3182BF #6E31BF

monochromatic

#5E5918 #8E8725 #BFB531 #D4CC59 #E1DB8A

Accessibility & contrast

On white

2.13

#BFB531 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.87

#BFB531 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #BFB531

9.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##BFB531	#FFFFFF	#000000	##000000
##BFB531	1.00	2.13	9.87	9.87
#FFFFFF	2.13	1.00	21.00	21.00
#000000	9.87	21.00	1.00	1.00
##000000	9.87	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C5AF16

Deuteranopia (green-blind)

#C9B43B

Tritanopia (blue-blind)

#CDA89C

Achromatopsia (no color)

#B2B2B2

Design tokens & code

CSS

--color: #bfb531;
/* rgb */ color: rgb(191, 181, 49);
/* oklch */ color: oklch(75.9% 0.146 104.9);

Tailwind

colors: {
  custom: {
    50: '#d6ca73',
    500: '#bfb531',
    950: '#000000',
  },
}

SCSS

$custom: #bfb531;
$custom-light: #d6ca73;
$custom-dark: #000000;

JSON

{
  "hex": "#bfb531",
  "rgb": {
    "r": 191,
    "g": 181,
    "b": 49
  },
  "hsl": {
    "h": 55.775,
    "s": 59.167,
    "l": 47.059
  },
  "oklch": {
    "l": 0.75877,
    "c": 0.14561,
    "h": 104.9
  },
  "luminance": 0.44346
}

Semantic roles & 50–950 ramp

primary

#BFB531

secondary

#8186CB

accent

#50E245

background

#FDFCF7

surface

#FBF8ED

border

#D4D1C8

text

#151309

muted

#83827B

Preview Lab

Preview with #BFB531

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

Preview Lab → · Contrast checker → · Palette generator →