#6B201B#6B201B

#6B201B is a dark, moderate red. Relative luminance 0.042; OKLCH L 36.1% C 0.108 H 27.6°. Best body text is #FFFFFF at 11.37:1 contrast (WCAG AA passes).

Color values

HEX	#6B201B
RGB	rgb(107, 32, 27)
HSL	hsl(4, 60%, 26%)
HSV	hsv(4, 75%, 42%)
CMYK	cmyk(0%, 70.1%, 74.8%, 58%)
CIE-LAB	lab(24.45, 33.01, 21.81)
CIE-LCH	lch(24.45, 39.57, 33.45°)
OKLab	oklab(36.13% 0.0956 0.05)
OKLCH	oklch(36.13% 0.108 27.6)
XYZ	xyz(6.7785, 4.2389, 1.4980)
Luminance	0.0424 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6B201B #1B666B

analogous

#6B1B3E #6B201B #6B481B

triadic

#6B201B #1B6B20 #201B6B

tetradic

#6B201B #3E6B1B #1B666B #481B6B

square

#6B201B #3E6B1B #1B666B #481B6B

split-complementary

#6B201B #1B6B48 #1B3E6B

monochromatic

#180706 #3A110F #6B201B #9C2F27 #CC3E35

Accessibility & contrast

On white

11.37

#6B201B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.85

#6B201B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #6B201B

11.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6B201B	#FFFFFF	#000000	##FFFFFF
##6B201B	1.00	11.37	1.85	11.37
#FFFFFF	11.37	1.00	21.00	1.00
#000000	1.85	21.00	1.00	21.00
##FFFFFF	11.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#35301A

Deuteranopia (green-blind)

#484019

Tritanopia (blue-blind)

#760C1F

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #6b201b;
/* rgb */ color: rgb(107, 32, 27);
/* oklch */ color: oklch(36.1% 0.108 27.6);

Tailwind

colors: {
  custom: {
    50: '#9c6057',
    500: '#6b201b',
    950: '#000000',
  },
}

SCSS

$custom: #6b201b;
$custom-light: #9c6057;
$custom-dark: #000000;

JSON

{
  "hex": "#6b201b",
  "rgb": {
    "r": 107,
    "g": 32,
    "b": 27
  },
  "hsl": {
    "h": 3.75,
    "s": 59.701,
    "l": 26.275
  },
  "oklch": {
    "l": 0.36133,
    "c": 0.10784,
    "h": 27.6
  },
  "luminance": 0.04238
}

Semantic roles & 50–950 ramp

primary

#6B201B

secondary

#429AA0

accent

#D9E345

background

#FAF5F5

surface

#F4EAE9

border

#CEC6C5

text

#0F0503

muted

#7F7978

Preview Lab

Preview with #6B201B

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

Preview Lab → · Contrast checker → · Palette generator →