#6B1616#6B1616

#6B1616 is a dark, moderate red. Relative luminance 0.038; OKLCH L 34.9% C 0.119 H 25.9°. Best body text is #FFFFFF at 11.99:1 contrast (WCAG AA passes).

Color values

HEX	#6B1616
RGB	rgb(107, 22, 22)
HSL	hsl(0, 66%, 25%)
HSV	hsv(0, 79%, 42%)
CMYK	cmyk(0%, 79.4%, 79.4%, 58%)
CIE-LAB	lab(22.86, 36.94, 23.21)
CIE-LCH	lch(22.86, 43.63, 32.14°)
OKLab	oklab(34.92% 0.1068 0.0518)
OKLCH	oklch(34.92% 0.119 25.9)
XYZ	xyz(6.4959, 3.7586, 1.1423)
Luminance	0.0376 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6B1616 #166B6B

analogous

#6B1640 #6B1616 #6B4016

triadic

#6B1616 #166B16 #16166B

tetradic

#6B1616 #406B16 #166B6B #40166B

square

#6B1616 #406B16 #166B6B #40166B

split-complementary

#6B1616 #166B40 #16406B

monochromatic

#190505 #380C0C #6B1616 #9E2020 #D12B2B

Accessibility & contrast

On white

11.99

#6B1616 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.75

#6B1616 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #6B1616

11.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6B1616	#FFFFFF	#000000	##FFFFFF
##6B1616	1.00	11.99	1.75	11.99
#FFFFFF	11.99	1.00	21.00	1.00
#000000	1.75	21.00	1.00	21.00
##FFFFFF	11.99	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#302B15

Deuteranopia (green-blind)

#453D13

Tritanopia (blue-blind)

#760017

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #6b1616;
/* rgb */ color: rgb(107, 22, 22);
/* oklch */ color: oklch(34.9% 0.119 25.9);

Tailwind

colors: {
  custom: {
    50: '#9d5b53',
    500: '#6b1616',
    950: '#000000',
  },
}

SCSS

$custom: #6b1616;
$custom-light: #9d5b53;
$custom-dark: #000000;

JSON

{
  "hex": "#6b1616",
  "rgb": {
    "r": 107,
    "g": 22,
    "b": 22
  },
  "hsl": {
    "h": 0,
    "s": 65.891,
    "l": 25.294
  },
  "oklch": {
    "l": 0.34923,
    "c": 0.11869,
    "h": 25.9
  },
  "luminance": 0.03758
}

Semantic roles & 50–950 ramp

primary

#6B1616

secondary

#3BA1A1

accent

#E9E93F

background

#FAF5F4

surface

#F4E9E7

border

#CEC5C3

text

#100402

muted

#7F7978

Preview Lab

Preview with #6B1616

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

Preview Lab → · Contrast checker → · Palette generator →