#6B1713#6B1713

#6B1713 is a dark, moderate red. Relative luminance 0.038; OKLCH L 35.0% C 0.118 H 27.9°. Best body text is #FFFFFF at 11.95:1 contrast (WCAG AA passes).

Color values

HEX	#6B1713
RGB	rgb(107, 23, 19)
HSL	hsl(3, 70%, 25%)
HSV	hsv(3, 82%, 42%)
CMYK	cmyk(0%, 78.5%, 82.2%, 58%)
CIE-LAB	lab(22.95, 36.44, 25.20)
CIE-LCH	lch(22.95, 44.31, 34.67°)
OKLab	oklab(34.98% 0.1045 0.0552)
OKLCH	oklch(34.98% 0.118 27.9)
XYZ	xyz(6.4881, 3.7866, 1.0052)
Luminance	0.0379 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6B1713 #13676B

analogous

#6B133B #6B1713 #6B4313

triadic

#6B1713 #136B17 #17136B

tetradic

#6B1713 #3B6B13 #13676B #43136B

square

#6B1713 #3B6B13 #13676B #43136B

split-complementary

#6B1713 #136B43 #133B6B

monochromatic

#1A0605 #370C0A #6B1713 #9F221C #D32D25

Accessibility & contrast

On white

11.95

#6B1713 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.76

#6B1713 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #6B1713

11.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6B1713	#FFFFFF	#000000	##FFFFFF
##6B1713	1.00	11.95	1.76	11.95
#FFFFFF	11.95	1.00	21.00	1.00
#000000	1.76	21.00	1.00	21.00
##FFFFFF	11.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#302B12

Deuteranopia (green-blind)

#453D0F

Tritanopia (blue-blind)

#760017

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #6b1713;
/* rgb */ color: rgb(107, 23, 19);
/* oklch */ color: oklch(35.0% 0.118 27.9);

Tailwind

colors: {
  custom: {
    50: '#9d5c51',
    500: '#6b1713',
    950: '#000000',
  },
}

SCSS

$custom: #6b1713;
$custom-light: #9d5c51;
$custom-dark: #000000;

JSON

{
  "hex": "#6b1713",
  "rgb": {
    "r": 107,
    "g": 23,
    "b": 19
  },
  "hsl": {
    "h": 2.727,
    "s": 69.841,
    "l": 24.706
  },
  "oklch": {
    "l": 0.34983,
    "c": 0.11822,
    "h": 27.9
  },
  "luminance": 0.03786
}

Semantic roles & 50–950 ramp

primary

#6B1713

secondary

#389DA2

accent

#E5ED3B

background

#FAF5F4

surface

#F4E9E7

border

#CEC5C3

text

#100402

muted

#7F7978

Preview Lab

Preview with #6B1713

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

Preview Lab → · Contrast checker → · Palette generator →