#170604#170604

#170604 is a very dark, muted red. Relative luminance 0.003; OKLCH L 15.1% C 0.033 H 31.3°. Best body text is #FFFFFF at 19.73:1 contrast (WCAG AA passes).

Color values

HEX	#170604
RGB	rgb(23, 6, 4)
HSL	hsl(6, 70%, 5%)
HSV	hsv(6, 83%, 9%)
CMYK	cmyk(0%, 73.9%, 82.6%, 91%)
CIE-LAB	lab(2.90, 5.53, 2.81)
CIE-LCH	lch(2.90, 6.21, 26.88°)
OKLab	oklab(15.12% 0.028 0.017)
OKLCH	oklch(15.12% 0.033 31.3)
XYZ	xyz(0.4404, 0.3212, 0.1536)
Luminance	0.0032 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#170604 #041517

analogous

#17040B #170604 #170F04

triadic

#170604 #041706 #060417

tetradic

#170604 #0B1704 #041517 #0F0417

square

#170604 #0B1704 #041517 #0F0417

split-complementary

#170604 #04170F #040B17

monochromatic

#1A0705 #1A0705 #1A0705 #4B140D #7F2116

Accessibility & contrast

On white

19.73

#170604 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.06

#170604 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #170604

19.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##170604	#FFFFFF	#000000	##FFFFFF
##170604	1.00	19.73	1.06	19.73
#FFFFFF	19.73	1.00	21.00	1.00
#000000	1.06	21.00	1.00	21.00
##FFFFFF	19.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0A0804

Deuteranopia (green-blind)

#0E0C04

Tritanopia (blue-blind)

#1A0405

Achromatopsia (no color)

#0B0B0B

Design tokens & code

CSS

--color: #170604;
/* rgb */ color: rgb(23, 6, 4);
/* oklch */ color: oklch(15.1% 0.033 31.3);

Tailwind

colors: {
  custom: {
    50: '#534948',
    500: '#170604',
    950: '#000000',
  },
}

SCSS

$custom: #170604;
$custom-light: #534948;
$custom-dark: #000000;

JSON

{
  "hex": "#170604",
  "rgb": {
    "r": 23,
    "g": 6,
    "b": 4
  },
  "hsl": {
    "h": 6.316,
    "s": 70.37,
    "l": 5.294
  },
  "oklch": {
    "l": 0.15119,
    "c": 0.03278,
    "h": 31.3
  },
  "luminance": 0.00321
}

Semantic roles & 50–950 ramp

primary

#170604

secondary

#1E5259

accent

#DAED3B

background

#F4F4F4

surface

#E7E6E6

border

#C3C2C2

text

#020000

muted

#787777

Preview Lab

Preview with #170604

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

Preview Lab → · Contrast checker → · Palette generator →