#B32717#B32717

#B32717 is a mid, vivid red. Relative luminance 0.111; OKLCH L 50.2% C 0.178 H 30.5°. Best body text is #FFFFFF at 6.52:1 contrast (WCAG AA passes).

Color values

HEX	#B32717
RGB	rgb(179, 39, 23)
HSL	hsl(6, 77%, 40%)
HSV	hsv(6, 87%, 70%)
CMYK	cmyk(0%, 78.2%, 87.2%, 29.8%)
CIE-LAB	lab(39.75, 54.47, 43.99)
CIE-LCH	lch(39.75, 70.01, 38.93°)
OKLab	oklab(50.15% 0.1537 0.0907)
OKLCH	oklch(50.15% 0.178 30.5)
XYZ	xyz(19.4730, 11.0998, 1.9276)
Luminance	0.1110 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B32717 #17A3B3

analogous

#B31755 #B32717 #B37517

triadic

#B32717 #17B327 #2717B3

tetradic

#B32717 #55B317 #17A3B3 #7517B3

square

#B32717 #55B317 #17A3B3 #7517B3

split-complementary

#B32717 #17B375 #1755B3

monochromatic

#470F09 #7D1B10 #B32717 #E33824 #EA695B

Accessibility & contrast

On white

6.52

#B32717 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.22

#B32717 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B32717

6.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B32717	#FFFFFF	#000000	##FFFFFF
##B32717	1.00	6.52	3.22	6.52
#FFFFFF	6.52	1.00	21.00	1.00
#000000	3.22	21.00	1.00	21.00
##FFFFFF	6.52	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#544A13

Deuteranopia (green-blind)

#76690C

Tritanopia (blue-blind)

#C60025

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #b32717;
/* rgb */ color: rgb(179, 39, 23);
/* oklch */ color: oklch(50.2% 0.178 30.5);

Tailwind

colors: {
  custom: {
    50: '#d46e57',
    500: '#b32717',
    950: '#000000',
  },
}

SCSS

$custom: #b32717;
$custom-light: #d46e57;
$custom-dark: #000000;

JSON

{
  "hex": "#b32717",
  "rgb": {
    "r": 179,
    "g": 39,
    "b": 23
  },
  "hsl": {
    "h": 6.154,
    "s": 77.228,
    "l": 39.608
  },
  "oklch": {
    "l": 0.50152,
    "c": 0.17845,
    "h": 30.5
  },
  "luminance": 0.11097
}

Semantic roles & 50–950 ramp

primary

#B32717

secondary

#58C1CD

accent

#E0F434

background

#FEF7F5

surface

#FDEDE9

border

#D5C8C5

text

#160803

muted

#847B78

Preview Lab

Preview with #B32717

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

Preview Lab → · Contrast checker → · Palette generator →