#6B1C19#6B1C19

#6B1C19 is a dark, moderate red. Relative luminance 0.040; OKLCH L 35.6% C 0.112 H 26.7°. Best body text is #FFFFFF at 11.63:1 contrast (WCAG AA passes).

Color values

HEX	#6B1C19
RGB	rgb(107, 28, 25)
HSL	hsl(2, 62%, 26%)
HSV	hsv(2, 77%, 42%)
CMYK	cmyk(0%, 73.8%, 76.6%, 58%)
CIE-LAB	lab(23.76, 34.69, 22.31)
CIE-LCH	lch(23.76, 41.24, 32.74°)
OKLab	oklab(35.61% 0.1004 0.0506)
OKLCH	oklch(35.61% 0.112 26.7)
XYZ	xyz(6.6549, 4.0275, 1.3465)
Luminance	0.0403 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6B1C19 #19686B

analogous

#6B193F #6B1C19 #6B4519

triadic

#6B1C19 #196B1C #1C196B

tetradic

#6B1C19 #3F6B19 #19686B #45196B

square

#6B1C19 #3F6B19 #19686B #45196B

split-complementary

#6B1C19 #196B45 #193F6B

monochromatic

#190606 #390F0D #6B1C19 #9D2925 #CE3630

Accessibility & contrast

On white

11.63

#6B1C19 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.81

#6B1C19 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #6B1C19

11.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6B1C19	#FFFFFF	#000000	##FFFFFF
##6B1C19	1.00	11.63	1.81	11.63
#FFFFFF	11.63	1.00	21.00	1.00
#000000	1.81	21.00	1.00	21.00
##FFFFFF	11.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#332E18

Deuteranopia (green-blind)

#463F16

Tritanopia (blue-blind)

#76021C

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #6b1c19;
/* rgb */ color: rgb(107, 28, 25);
/* oklch */ color: oklch(35.6% 0.112 26.7);

Tailwind

colors: {
  custom: {
    50: '#9c5e56',
    500: '#6b1c19',
    950: '#000000',
  },
}

SCSS

$custom: #6b1c19;
$custom-light: #9c5e56;
$custom-dark: #000000;

JSON

{
  "hex": "#6b1c19",
  "rgb": {
    "r": 107,
    "g": 28,
    "b": 25
  },
  "hsl": {
    "h": 2.195,
    "s": 62.121,
    "l": 25.882
  },
  "oklch": {
    "l": 0.35612,
    "c": 0.11243,
    "h": 26.7
  },
  "luminance": 0.04026
}

Semantic roles & 50–950 ramp

primary

#6B1C19

secondary

#3F9DA1

accent

#DFE543

background

#FAF5F5

surface

#F4E9E9

border

#CEC5C5

text

#0F0503

muted

#7F7978

Preview Lab

Preview with #6B1C19

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

Preview Lab → · Contrast checker → · Palette generator →