#6B1517#6B1517

#6B1517 is a dark, moderate red. Relative luminance 0.037; OKLCH L 34.8% C 0.119 H 24.9°. Best body text is #FFFFFF at 12.04:1 contrast (WCAG AA passes).

Color values

HEX	#6B1517
RGB	rgb(107, 21, 23)
HSL	hsl(359, 67%, 25%)
HSV	hsv(359, 80%, 42%)
CMYK	cmyk(0%, 80.4%, 78.5%, 58%)
CIE-LAB	lab(22.74, 37.35, 22.44)
CIE-LCH	lch(22.74, 43.57, 31.00°)
OKLab	oklab(34.84% 0.1083 0.0504)
OKLCH	oklch(34.84% 0.119 24.9)
XYZ	xyz(6.4870, 3.7250, 1.1879)
Luminance	0.0372 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6B1517 #156B69

analogous

#6B1542 #6B1517 #6B3E15

triadic

#6B1517 #176B15 #15176B

tetradic

#6B1517 #426B15 #156B69 #3E156B

square

#6B1517 #426B15 #156B69 #3E156B

split-complementary

#6B1517 #156B3E #15426B

monochromatic

#1A0505 #380B0C #6B1517 #9E1F22 #D1292D

Accessibility & contrast

On white

12.04

#6B1517 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.74

#6B1517 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #6B1517

12.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6B1517	#FFFFFF	#000000	##FFFFFF
##6B1517	1.00	12.04	1.74	12.04
#FFFFFF	12.04	1.00	21.00	1.00
#000000	1.74	21.00	1.00	21.00
##FFFFFF	12.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2F2A16

Deuteranopia (green-blind)

#443D14

Tritanopia (blue-blind)

#760017

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #6b1517;
/* rgb */ color: rgb(107, 21, 23);
/* oklch */ color: oklch(34.8% 0.119 24.9);

Tailwind

colors: {
  custom: {
    50: '#9d5b54',
    500: '#6b1517',
    950: '#000000',
  },
}

SCSS

$custom: #6b1517;
$custom-light: #9d5b54;
$custom-dark: #000000;

JSON

{
  "hex": "#6b1517",
  "rgb": {
    "r": 107,
    "g": 21,
    "b": 23
  },
  "hsl": {
    "h": 358.605,
    "s": 67.188,
    "l": 25.098
  },
  "oklch": {
    "l": 0.34841,
    "c": 0.11946,
    "h": 24.9
  },
  "luminance": 0.03724
}

Semantic roles & 50–950 ramp

primary

#6B1517

secondary

#3AA29F

accent

#EAE63E

background

#FAF5F4

surface

#F4E9E7

border

#CEC5C3

text

#100402

muted

#7F7978

Preview Lab

Preview with #6B1517

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

Preview Lab → · Contrast checker → · Palette generator →