#6B1623#6B1623

#6B1623 is a dark, moderate red. Relative luminance 0.038; OKLCH L 35.2% C 0.118 H 17.6°. Best body text is #FFFFFF at 11.90:1 contrast (WCAG AA passes).

Color values

HEX	#6B1623
RGB	rgb(107, 22, 35)
HSL	hsl(351, 66%, 25%)
HSV	hsv(351, 79%, 42%)
CMYK	cmyk(0%, 79.4%, 67.3%, 58%)
CIE-LAB	lab(23.07, 37.65, 14.80)
CIE-LCH	lch(23.07, 40.46, 21.46°)
OKLab	oklab(35.15% 0.1122 0.0355)
OKLCH	oklch(35.15% 0.118 17.6)
XYZ	xyz(6.6544, 3.8220, 1.9771)
Luminance	0.0382 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6B1623 #166B5E

analogous

#6B164D #6B1623 #6B3416

triadic

#6B1623 #236B16 #16236B

tetradic

#6B1623 #4D6B16 #166B5E #34166B

square

#6B1623 #4D6B16 #166B5E #34166B

split-complementary

#6B1623 #166B34 #164D6B

monochromatic

#190508 #380C12 #6B1623 #9E2034 #D12B44

Accessibility & contrast

On white

11.90

#6B1623 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.76

#6B1623 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #6B1623

11.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6B1623	#FFFFFF	#000000	##FFFFFF
##6B1623	1.00	11.90	1.76	11.90
#FFFFFF	11.90	1.00	21.00	1.00
#000000	1.76	21.00	1.00	21.00
##FFFFFF	11.90	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2E2C23

Deuteranopia (green-blind)

#443D21

Tritanopia (blue-blind)

#76001C

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #6b1623;
/* rgb */ color: rgb(107, 22, 35);
/* oklch */ color: oklch(35.2% 0.118 17.6);

Tailwind

colors: {
  custom: {
    50: '#9b5c5d',
    500: '#6b1623',
    950: '#000000',
  },
}

SCSS

$custom: #6b1623;
$custom-light: #9b5c5d;
$custom-dark: #000000;

JSON

{
  "hex": "#6b1623",
  "rgb": {
    "r": 107,
    "g": 22,
    "b": 35
  },
  "hsl": {
    "h": 350.824,
    "s": 65.891,
    "l": 25.294
  },
  "oklch": {
    "l": 0.35155,
    "c": 0.11765,
    "h": 17.6
  },
  "luminance": 0.03821
}

Semantic roles & 50–950 ramp

primary

#6B1623

secondary

#3BA192

accent

#E9CF3F

background

#FAF5F5

surface

#F4E9E9

border

#CEC5C5

text

#0F0404

muted

#7F7979

Preview Lab

Preview with #6B1623

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

Preview Lab → · Contrast checker → · Palette generator →