#B64F31#B64F31

#B64F31 is a mid, vivid red. Relative luminance 0.158; OKLCH L 55.5% C 0.141 H 36.9°. Best body text is #FFFFFF at 5.06:1 contrast (WCAG AA passes).

Color values

HEX	#B64F31
RGB	rgb(182, 79, 49)
HSL	hsl(14, 58%, 45%)
HSV	hsv(14, 73%, 71%)
CMYK	cmyk(0%, 56.6%, 73.1%, 28.6%)
CIE-LAB	lab(46.66, 39.87, 37.60)
CIE-LCH	lch(46.66, 54.81, 43.32°)
OKLab	oklab(55.52% 0.1129 0.0848)
OKLCH	oklch(55.52% 0.141 36.9)
XYZ	xyz(22.6440, 15.7618, 4.7551)
Luminance	0.1576 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B64F31 #3198B6

analogous

#B63155 #B64F31 #B69231

triadic

#B64F31 #31B64F #4F31B6

tetradic

#B64F31 #55B631 #3198B6 #9231B6

square

#B64F31 #55B631 #3198B6 #9231B6

split-complementary

#B64F31 #31B692 #3155B6

monochromatic

#562517 #863A24 #B64F31 #D17053 #DE9884

Accessibility & contrast

On white

5.06

#B64F31 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.15

#B64F31 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B64F31

5.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B64F31	#FFFFFF	#000000	##FFFFFF
##B64F31	1.00	5.06	4.15	5.06
#FFFFFF	5.06	1.00	21.00	1.00
#000000	4.15	21.00	1.00	21.00
##FFFFFF	5.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6B602D

Deuteranopia (green-blind)

#84772E

Tritanopia (blue-blind)

#C83948

Achromatopsia (no color)

#6F6F6F

Design tokens & code

CSS

--color: #b64f31;
/* rgb */ color: rgb(182, 79, 49);
/* oklch */ color: oklch(55.5% 0.141 36.9);

Tailwind

colors: {
  custom: {
    50: '#d3836a',
    500: '#b64f31',
    950: '#000000',
  },
}

SCSS

$custom: #b64f31;
$custom-light: #d3836a;
$custom-dark: #000000;

JSON

{
  "hex": "#b64f31",
  "rgb": {
    "r": 182,
    "g": 79,
    "b": 49
  },
  "hsl": {
    "h": 13.534,
    "s": 57.576,
    "l": 45.294
  },
  "oklch": {
    "l": 0.55524,
    "c": 0.14117,
    "h": 36.9
  },
  "luminance": 0.15759
}

Semantic roles & 50–950 ramp

primary

#B64F31

secondary

#7CB6C7

accent

#BEE147

background

#FDF8F6

surface

#FBEFEB

border

#D4CAC6

text

#150B06

muted

#837C7A

Preview Lab

Preview with #B64F31

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

Preview Lab → · Contrast checker → · Palette generator →