#170B25#170B25

#170B25 is a very dark, muted violet. Relative luminance 0.006; OKLCH L 18.3% C 0.053 H 302.8°. Best body text is #FFFFFF at 18.90:1 contrast (WCAG AA passes).

Color values

HEX	#170B25
RGB	rgb(23, 11, 37)
HSL	hsl(268, 54%, 9%)
HSV	hsv(268, 70%, 15%)
CMYK	cmyk(37.8%, 70.3%, 0%, 85.5%)
CIE-LAB	lab(5.01, 11.44, -14.85)
CIE-LCH	lch(5.01, 18.75, 307.60°)
OKLab	oklab(18.27% 0.0285 -0.0442)
OKLCH	oklch(18.27% 0.053 302.8)
XYZ	xyz(0.8069, 0.5551, 1.8145)
Luminance	0.0056 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#170B25 #19250B

analogous

#0B0C25 #170B25 #240B25

triadic

#170B25 #25170B #0B2517

tetradic

#170B25 #250B0C #19250B #0B2524

square

#170B25 #250B0C #19250B #0B2524

split-complementary

#170B25 #25240B #0C250B

monochromatic

#0F0718 #0F0718 #170B25 #341954 #522783

Accessibility & contrast

On white

18.90

#170B25 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.11

#170B25 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #170B25

18.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##170B25	#FFFFFF	#000000	##FFFFFF
##170B25	1.00	18.90	1.11	18.90
#FFFFFF	18.90	1.00	21.00	1.00
#000000	1.11	21.00	1.00	21.00
##FFFFFF	18.90	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#031126

Deuteranopia (green-blind)

#061124

Tritanopia (blue-blind)

#141016

Achromatopsia (no color)

#111111

Design tokens & code

CSS

--color: #170b25;
/* rgb */ color: rgb(23, 11, 37);
/* oklch */ color: oklch(18.3% 0.053 302.8);

Tailwind

colors: {
  custom: {
    50: '#544b5f',
    500: '#170b25',
    950: '#000000',
  },
}

SCSS

$custom: #170b25;
$custom-light: #544b5f;
$custom-dark: #000000;

JSON

{
  "hex": "#170b25",
  "rgb": {
    "r": 23,
    "g": 11,
    "b": 37
  },
  "hsl": {
    "h": 267.692,
    "s": 54.167,
    "l": 9.412
  },
  "oklch": {
    "l": 0.18271,
    "c": 0.05262,
    "h": 302.8
  },
  "luminance": 0.00555
}

Semantic roles & 50–950 ramp

primary

#170B25

secondary

#48602B

accent

#DE4A9A

background

#F4F4F5

surface

#E7E7E9

border

#C3C3C5

text

#020104

muted

#787779

Preview Lab

Preview with #170B25

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

Preview Lab → · Contrast checker → · Palette generator →