#B43617#B43617

#B43617 is a mid, vivid red. Relative luminance 0.124; OKLCH L 51.8% C 0.168 H 34.5°. Best body text is #FFFFFF at 6.03:1 contrast (WCAG AA passes).

Color values

HEX	#B43617
RGB	rgb(180, 54, 23)
HSL	hsl(12, 77%, 40%)
HSV	hsv(12, 87%, 71%)
CMYK	cmyk(0%, 70%, 87.2%, 29.4%)
CIE-LAB	lab(41.86, 49.49, 45.81)
CIE-LCH	lch(41.86, 67.44, 42.79°)
OKLab	oklab(51.76% 0.1382 0.0948)
OKLCH	oklch(51.76% 0.168 34.5)
XYZ	xyz(20.2986, 12.4066, 2.1363)
Luminance	0.1240 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B43617 #1795B4

analogous

#B41747 #B43617 #B48417

triadic

#B43617 #17B436 #3617B4

tetradic

#B43617 #47B417 #1795B4 #8417B4

square

#B43617 #47B417 #1795B4 #8417B4

split-complementary

#B43617 #17B484 #1747B4

monochromatic

#471509 #7E2610 #B43617 #E34B25 #EA785B

Accessibility & contrast

On white

6.03

#B43617 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.48

#B43617 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B43617

6.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B43617	#FFFFFF	#000000	##FFFFFF
##B43617	1.00	6.03	3.48	6.03
#FFFFFF	6.03	1.00	21.00	1.00
#000000	3.48	21.00	1.00	21.00
##FFFFFF	6.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5C5111

Deuteranopia (green-blind)

#7B6D0E

Tritanopia (blue-blind)

#C70031

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #b43617;
/* rgb */ color: rgb(180, 54, 23);
/* oklch */ color: oklch(51.8% 0.168 34.5);

Tailwind

colors: {
  custom: {
    50: '#d47558',
    500: '#b43617',
    950: '#000000',
  },
}

SCSS

$custom: #b43617;
$custom-light: #d47558;
$custom-dark: #000000;

JSON

{
  "hex": "#b43617",
  "rgb": {
    "r": 180,
    "g": 54,
    "b": 23
  },
  "hsl": {
    "h": 11.847,
    "s": 77.34,
    "l": 39.804
  },
  "oklch": {
    "l": 0.51762,
    "c": 0.16759,
    "h": 34.5
  },
  "luminance": 0.12403
}

Semantic roles & 50–950 ramp

primary

#B43617

secondary

#59B7CE

accent

#CEF434

background

#FEF7F5

surface

#FCEDE9

border

#D5C8C5

text

#160903

muted

#847B78

Preview Lab

Preview with #B43617

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

Preview Lab → · Contrast checker → · Palette generator →