#6A151B#6A151B

#6A151B is a dark, moderate red. Relative luminance 0.037; OKLCH L 34.7% C 0.118 H 22.5°. Best body text is #FFFFFF at 12.10:1 contrast (WCAG AA passes).

Color values

HEX	#6A151B
RGB	rgb(106, 21, 27)
HSL	hsl(356, 67%, 25%)
HSV	hsv(356, 80%, 42%)
CMYK	cmyk(0%, 80.2%, 74.5%, 58.4%)
CIE-LAB	lab(22.59, 37.21, 19.57)
CIE-LCH	lch(22.59, 42.04, 27.74°)
OKLab	oklab(34.71% 0.109 0.0451)
OKLCH	oklch(34.71% 0.118 22.5)
XYZ	xyz(6.4106, 3.6806, 1.4096)
Luminance	0.0368 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6A151B #156A64

analogous

#6A1545 #6A151B #6A3A15

triadic

#6A151B #1B6A15 #151B6A

tetradic

#6A151B #456A15 #156A64 #3A156A

square

#6A151B #456A15 #156A64 #3A156A

split-complementary

#6A151B #156A3A #15456A

monochromatic

#1A0507 #370B0E #6A151B #9D1F28 #D02935

Accessibility & contrast

On white

12.10

#6A151B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.74

#6A151B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #6A151B

12.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6A151B	#FFFFFF	#000000	##FFFFFF
##6A151B	1.00	12.10	1.74	12.10
#FFFFFF	12.10	1.00	21.00	1.00
#000000	1.74	21.00	1.00	21.00
##FFFFFF	12.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2E2A1A

Deuteranopia (green-blind)

#433D18

Tritanopia (blue-blind)

#750018

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #6a151b;
/* rgb */ color: rgb(106, 21, 27);
/* oklch */ color: oklch(34.7% 0.118 22.5);

Tailwind

colors: {
  custom: {
    50: '#9b5b57',
    500: '#6a151b',
    950: '#000000',
  },
}

SCSS

$custom: #6a151b;
$custom-light: #9b5b57;
$custom-dark: #000000;

JSON

{
  "hex": "#6a151b",
  "rgb": {
    "r": 106,
    "g": 21,
    "b": 27
  },
  "hsl": {
    "h": 355.765,
    "s": 66.929,
    "l": 24.902
  },
  "oklch": {
    "l": 0.34707,
    "c": 0.11794,
    "h": 22.5
  },
  "luminance": 0.0368
}

Semantic roles & 50–950 ramp

primary

#6A151B

secondary

#3AA199

accent

#EADE3E

background

#FAF5F5

surface

#F4E9E9

border

#CEC5C5

text

#0F0403

muted

#7F7978

Preview Lab

Preview with #6A151B

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

Preview Lab → · Contrast checker → · Palette generator →