#170023#170023

#170023 is a very dark, moderate violet. Relative luminance 0.003; OKLCH L 15.5% C 0.078 H 312.4°. Best body text is #FFFFFF at 19.80:1 contrast (WCAG AA passes).

Color values

HEX	#170023
RGB	rgb(23, 0, 35)
HSL	hsl(279, 100%, 7%)
HSV	hsv(279, 100%, 14%)
CMYK	cmyk(34.3%, 100%, 0%, 86.3%)
CIE-LAB	lab(2.74, 15.08, -16.81)
CIE-LCH	lch(2.74, 22.59, 311.89°)
OKLab	oklab(15.54% 0.0524 -0.0573)
OKLCH	oklch(15.54% 0.078 312.4)
XYZ	xyz(0.6567, 0.3035, 1.6138)
Luminance	0.0030 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Midnight Blue (survey)

#020035

ΔE00 8.34

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#170023 #0C2300

analogous

#060023 #170023 #23001E

triadic

#170023 #231700 #002317

tetradic

#170023 #230600 #0C2300 #001E23

square

#170023 #230600 #0C2300 #001E23

split-complementary

#170023 #1E2300 #002306

monochromatic

#14001F #14001F #170023 #3F0060 #67009D

Accessibility & contrast

On white

19.80

#170023 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.06

#170023 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #170023

19.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##170023	#FFFFFF	#000000	##FFFFFF
##170023	1.00	19.80	1.06	19.80
#FFFFFF	19.80	1.00	21.00	1.00
#000000	1.06	21.00	1.00	21.00
##FFFFFF	19.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#000924

Deuteranopia (green-blind)

#000B22

Tritanopia (blue-blind)

#150610

Achromatopsia (no color)

#0A0A0A

Design tokens & code

CSS

--color: #170023;
/* rgb */ color: rgb(23, 0, 35);
/* oklch */ color: oklch(15.5% 0.078 312.4);

Tailwind

colors: {
  custom: {
    50: '#53465e',
    500: '#170023',
    950: '#000000',
  },
}

SCSS

$custom: #170023;
$custom-light: #53465e;
$custom-dark: #000000;

JSON

{
  "hex": "#170023",
  "rgb": {
    "r": 23,
    "g": 0,
    "b": 35
  },
  "hsl": {
    "h": 279.429,
    "s": 100,
    "l": 6.863
  },
  "oklch": {
    "l": 0.15543,
    "c": 0.0776,
    "h": 312.4
  },
  "luminance": 0.00304
}

Semantic roles & 50–950 ramp

primary

#170023

secondary

#316C13

accent

#FF2972

background

#F4F3F5

surface

#E7E5E9

border

#C3C1C5

text

#020004

muted

#787779

Preview Lab

Preview with #170023

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

Preview Lab → · Contrast checker → · Palette generator →