#170300#170300

#170300 is a very dark, muted red. Relative luminance 0.002; OKLCH L 14.0% C 0.043 H 40.5°. Best body text is #FFFFFF at 20.01:1 contrast (WCAG AA passes).

Color values

HEX	#170300
RGB	rgb(23, 3, 0)
HSL	hsl(8, 100%, 5%)
HSV	hsv(8, 100%, 9%)
CMYK	cmyk(0%, 87%, 100%, 91%)
CIE-LAB	lab(2.23, 6.18, 3.46)
CIE-LCH	lch(2.23, 7.09, 29.23°)
OKLab	oklab(13.98% 0.033 0.0282)
OKLCH	oklch(13.98% 0.043 40.5)
XYZ	xyz(0.3860, 0.2473, 0.0274)
Luminance	0.0025 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#170300 #001417

analogous

#170009 #170300 #170F00

triadic

#170300 #001703 #030017

tetradic

#170300 #091700 #001417 #0F0017

square

#170300 #091700 #001417 #0F0017

split-complementary

#170300 #00170F #000917

monochromatic

#1F0400 #1F0400 #1F0400 #540B00 #911300

Accessibility & contrast

On white

20.01

#170300 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.05

#170300 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #170300

20.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##170300	#FFFFFF	#000000	##FFFFFF
##170300	1.00	20.01	1.05	20.01
#FFFFFF	20.01	1.00	21.00	1.00
#000000	1.05	21.00	1.00	21.00
##FFFFFF	20.01	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#070600

Deuteranopia (green-blind)

#0D0A00

Tritanopia (blue-blind)

#1B0102

Achromatopsia (no color)

#080808

Design tokens & code

CSS

--color: #170300;
/* rgb */ color: rgb(23, 3, 0);
/* oklch */ color: oklch(14.0% 0.043 40.5);

Tailwind

colors: {
  custom: {
    50: '#534847',
    500: '#170300',
    950: '#000000',
  },
}

SCSS

$custom: #170300;
$custom-light: #534847;
$custom-dark: #000000;

JSON

{
  "hex": "#170300",
  "rgb": {
    "r": 23,
    "g": 3,
    "b": 0
  },
  "hsl": {
    "h": 7.826,
    "s": 100,
    "l": 4.51
  },
  "oklch": {
    "l": 0.13983,
    "c": 0.04344,
    "h": 40.5
  },
  "luminance": 0.00247
}

Semantic roles & 50–950 ramp

primary

#170300

secondary

#115762

accent

#E3FF29

background

#F4F4F3

surface

#E7E6E5

border

#C3C2C1

text

#020000

muted

#787777

Preview Lab

Preview with #170300

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

Preview Lab → · Contrast checker → · Palette generator →