#17001F#17001F

#17001F is a very dark, moderate purple. Relative luminance 0.003; OKLCH L 15.1% C 0.074 H 317.2°. Best body text is #FFFFFF at 19.88:1 contrast (WCAG AA passes).

Color values

HEX	#17001F
RGB	rgb(23, 0, 31)
HSL	hsl(285, 100%, 6%)
HSV	hsv(285, 100%, 12%)
CMYK	cmyk(25.8%, 100%, 0%, 87.8%)
CIE-LAB	lab(2.54, 13.66, -13.97)
CIE-LCH	lch(2.54, 19.53, 314.36°)
OKLab	oklab(15.12% 0.054 -0.05)
OKLCH	oklch(15.12% 0.074 317.2)
XYZ	xyz(0.6006, 0.2811, 1.3187)
Luminance	0.0028 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Midnight Blue (survey)

#020035

ΔE00 9.78

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#17001F #081F00

analogous

#07001F #17001F #1F0017

triadic

#17001F #1F1700 #001F17

tetradic

#17001F #1F0700 #081F00 #00171F

square

#17001F #1F0700 #081F00 #00171F

split-complementary

#17001F #171F00 #001F07

monochromatic

#17001F #17001F #17001F #44005C #720099

Accessibility & contrast

On white

19.88

#17001F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.06

#17001F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #17001F

19.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##17001F	#FFFFFF	#000000	##FFFFFF
##17001F	1.00	19.88	1.06	19.88
#FFFFFF	19.88	1.00	21.00	1.00
#000000	1.06	21.00	1.00	21.00
##FFFFFF	19.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#000820

Deuteranopia (green-blind)

#000A1E

Tritanopia (blue-blind)

#17040D

Achromatopsia (no color)

#090909

Design tokens & code

CSS

--color: #17001f;
/* rgb */ color: rgb(23, 0, 31);
/* oklch */ color: oklch(15.1% 0.074 317.2);

Tailwind

colors: {
  custom: {
    50: '#53465a',
    500: '#17001f',
    950: '#000000',
  },
}

SCSS

$custom: #17001f;
$custom-light: #53465a;
$custom-dark: #000000;

JSON

{
  "hex": "#17001f",
  "rgb": {
    "r": 23,
    "g": 0,
    "b": 31
  },
  "hsl": {
    "h": 284.516,
    "s": 100,
    "l": 6.078
  },
  "oklch": {
    "l": 0.1512,
    "c": 0.07362,
    "h": 317.2
  },
  "luminance": 0.00281
}

Semantic roles & 50–950 ramp

primary

#17001F

secondary

#296812

accent

#FF2960

background

#F4F3F5

surface

#E7E5E9

border

#C3C1C5

text

#020004

muted

#787779

Preview Lab

Preview with #17001F

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

Preview Lab → · Contrast checker → · Palette generator →