#6B3138#6B3138

#6B3138 is a dark, moderate red. Relative luminance 0.056; OKLCH L 39.3% C 0.083 H 14.1°. Best body text is #FFFFFF at 9.90:1 contrast (WCAG AA passes).

Color values

HEX	#6B3138
RGB	rgb(107, 49, 56)
HSL	hsl(353, 37%, 31%)
HSV	hsv(353, 54%, 42%)
CMYK	cmyk(0%, 54.2%, 47.7%, 58%)
CIE-LAB	lab(28.40, 26.59, 7.88)
CIE-LCH	lch(28.40, 27.73, 16.51°)
OKLab	oklab(39.31% 0.0804 0.0203)
OKLCH	oklch(39.31% 0.083 14.1)
XYZ	xyz(7.8760, 5.6088, 4.4084)
Luminance	0.0561 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6B3138 #316B64

analogous

#6B3155 #6B3138 #6B4731

triadic

#6B3138 #386B31 #31386B

tetradic

#6B3138 #556B31 #316B64 #47316B

square

#6B3138 #556B31 #316B64 #47316B

split-complementary

#6B3138 #316B47 #31556B

monochromatic

#170B0C #411E22 #6B3138 #95444E #B6606B

Accessibility & contrast

On white

9.90

#6B3138 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.12

#6B3138 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #6B3138

9.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6B3138	#FFFFFF	#000000	##FFFFFF
##6B3138	1.00	9.90	2.12	9.90
#FFFFFF	9.90	1.00	21.00	1.00
#000000	2.12	21.00	1.00	21.00
##FFFFFF	9.90	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3D3C38

Deuteranopia (green-blind)

#4C4737

Tritanopia (blue-blind)

#742A34

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #6b3138;
/* rgb */ color: rgb(107, 49, 56);
/* oklch */ color: oklch(39.3% 0.083 14.1);

Tailwind

colors: {
  custom: {
    50: '#986b6e',
    500: '#6b3138',
    950: '#000000',
  },
}

SCSS

$custom: #6b3138;
$custom-light: #986b6e;
$custom-dark: #000000;

JSON

{
  "hex": "#6b3138",
  "rgb": {
    "r": 107,
    "g": 49,
    "b": 56
  },
  "hsl": {
    "h": 352.759,
    "s": 37.179,
    "l": 30.588
  },
  "oklch": {
    "l": 0.39307,
    "c": 0.08288,
    "h": 14.1
  },
  "luminance": 0.05608
}

Semantic roles & 50–950 ramp

primary

#6B3138

secondary

#5C9C94

accent

#CDBF5B

background

#F9F6F6

surface

#F2EBEB

border

#CCC6C6

text

#0E0707

muted

#7E7A7A

Preview Lab

Preview with #6B3138

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

Preview Lab → · Contrast checker → · Palette generator →