#6B1617#6B1617

#6B1617 is a dark, moderate red. Relative luminance 0.038; OKLCH L 34.9% C 0.119 H 25.3°. Best body text is #FFFFFF at 11.98:1 contrast (WCAG AA passes).

Color values

HEX	#6B1617
RGB	rgb(107, 22, 23)
HSL	hsl(359, 66%, 25%)
HSV	hsv(359, 79%, 42%)
CMYK	cmyk(0%, 79.4%, 78.5%, 58%)
CIE-LAB	lab(22.87, 36.99, 22.58)
CIE-LCH	lch(22.87, 43.33, 31.41°)
OKLab	oklab(34.94% 0.1072 0.0507)
OKLCH	oklch(34.94% 0.119 25.3)
XYZ	xyz(6.5057, 3.7625, 1.1941)
Luminance	0.0376 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6B1617 #166B6A

analogous

#6B1641 #6B1617 #6B3F16

triadic

#6B1617 #176B16 #16176B

tetradic

#6B1617 #416B16 #166B6A #3F166B

square

#6B1617 #416B16 #166B6A #3F166B

split-complementary

#6B1617 #166B3F #16416B

monochromatic

#190505 #380C0C #6B1617 #9E2022 #D12B2D

Accessibility & contrast

On white

11.98

#6B1617 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.75

#6B1617 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #6B1617

11.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6B1617	#FFFFFF	#000000	##FFFFFF
##6B1617	1.00	11.98	1.75	11.98
#FFFFFF	11.98	1.00	21.00	1.00
#000000	1.75	21.00	1.00	21.00
##FFFFFF	11.98	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#302B16

Deuteranopia (green-blind)

#453D14

Tritanopia (blue-blind)

#760017

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #6b1617;
/* rgb */ color: rgb(107, 22, 23);
/* oklch */ color: oklch(34.9% 0.119 25.3);

Tailwind

colors: {
  custom: {
    50: '#9c5b54',
    500: '#6b1617',
    950: '#000000',
  },
}

SCSS

$custom: #6b1617;
$custom-light: #9c5b54;
$custom-dark: #000000;

JSON

{
  "hex": "#6b1617",
  "rgb": {
    "r": 107,
    "g": 22,
    "b": 23
  },
  "hsl": {
    "h": 359.294,
    "s": 65.891,
    "l": 25.294
  },
  "oklch": {
    "l": 0.34938,
    "c": 0.11857,
    "h": 25.3
  },
  "luminance": 0.03761
}

Semantic roles & 50–950 ramp

primary

#6B1617

secondary

#3BA1A0

accent

#E9E73F

background

#FAF5F4

surface

#F4E9E7

border

#CEC5C3

text

#100402

muted

#7F7978

Preview Lab

Preview with #6B1617

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

Preview Lab → · Contrast checker → · Palette generator →