#6A181C#6A181C

#6A181C is a dark, moderate red. Relative luminance 0.038; OKLCH L 35.0% C 0.115 H 23.0°. Best body text is #FFFFFF at 11.93:1 contrast (WCAG AA passes).

Color values

HEX	#6A181C
RGB	rgb(106, 24, 28)
HSL	hsl(357, 63%, 25%)
HSV	hsv(357, 77%, 42%)
CMYK	cmyk(0%, 77.4%, 73.6%, 58.4%)
CIE-LAB	lab(23.01, 36.14, 19.40)
CIE-LCH	lch(23.01, 41.02, 28.24°)
OKLab	oklab(35.03% 0.1058 0.0449)
OKLCH	oklch(35.03% 0.115 23)
XYZ	xyz(6.4808, 3.8023, 1.4910)
Luminance	0.0380 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6A181C #186A66

analogous

#6A1845 #6A181C #6A3D18

triadic

#6A181C #1C6A18 #181C6A

tetradic

#6A181C #456A18 #186A66 #3D186A

square

#6A181C #456A18 #186A66 #3D186A

split-complementary

#6A181C #186A3D #18456A

monochromatic

#190607 #380D0F #6A181C #9C2329 #CE2F36

Accessibility & contrast

On white

11.93

#6A181C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.76

#6A181C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #6A181C

11.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6A181C	#FFFFFF	#000000	##FFFFFF
##6A181C	1.00	11.93	1.76	11.93
#FFFFFF	11.93	1.00	21.00	1.00
#000000	1.76	21.00	1.00	21.00
##FFFFFF	11.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#302C1B

Deuteranopia (green-blind)

#443D19

Tritanopia (blue-blind)

#75001A

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #6a181c;
/* rgb */ color: rgb(106, 24, 28);
/* oklch */ color: oklch(35.0% 0.115 23.0);

Tailwind

colors: {
  custom: {
    50: '#9b5c58',
    500: '#6a181c',
    950: '#000000',
  },
}

SCSS

$custom: #6a181c;
$custom-light: #9b5c58;
$custom-dark: #000000;

JSON

{
  "hex": "#6a181c",
  "rgb": {
    "r": 106,
    "g": 24,
    "b": 28
  },
  "hsl": {
    "h": 357.073,
    "s": 63.077,
    "l": 25.49
  },
  "oklch": {
    "l": 0.35025,
    "c": 0.11495,
    "h": 23
  },
  "luminance": 0.03801
}

Semantic roles & 50–950 ramp

primary

#6A181C

secondary

#3EA09B

accent

#E6DE42

background

#FAF5F5

surface

#F4E9E9

border

#CEC5C5

text

#0F0403

muted

#7F7978

Preview Lab

Preview with #6A181C

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

Preview Lab → · Contrast checker → · Palette generator →