#170123#170123

#170123 is a very dark, moderate violet. Relative luminance 0.003; OKLCH L 15.8% C 0.074 H 311.8°. Best body text is #FFFFFF at 19.72:1 contrast (WCAG AA passes).

Color values

HEX	#170123
RGB	rgb(23, 1, 35)
HSL	hsl(279, 94%, 7%)
HSV	hsv(279, 97%, 14%)
CMYK	cmyk(34.3%, 97.1%, 0%, 86.3%)
CIE-LAB	lab(2.94, 14.68, -16.51)
CIE-LCH	lch(2.94, 22.10, 311.64°)
OKLab	oklab(15.81% 0.0496 -0.0554)
OKLCH	oklch(15.81% 0.074 311.8)
XYZ	xyz(0.6675, 0.3252, 1.6174)
Luminance	0.0032 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Midnight Blue (survey)

#020035

ΔE00 8.42

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#170123 #0D2301

analogous

#060123 #170123 #23011E

triadic

#170123 #231701 #012317

tetradic

#170123 #230601 #0D2301 #011E23

square

#170123 #230601 #0D2301 #011E23

split-complementary

#170123 #1E2301 #012306

monochromatic

#14011E #14011E #170123 #3E035F #65049A

Accessibility & contrast

On white

19.72

#170123 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.07

#170123 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #170123

19.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##170123	#FFFFFF	#000000	##FFFFFF
##170123	1.00	19.72	1.07	19.72
#FFFFFF	19.72	1.00	21.00	1.00
#000000	1.07	21.00	1.00	21.00
##FFFFFF	19.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#000A24

Deuteranopia (green-blind)

#000B22

Tritanopia (blue-blind)

#150710

Achromatopsia (no color)

#0B0B0B

Design tokens & code

CSS

--color: #170123;
/* rgb */ color: rgb(23, 1, 35);
/* oklch */ color: oklch(15.8% 0.074 311.8);

Tailwind

colors: {
  custom: {
    50: '#53475e',
    500: '#170123',
    950: '#000000',
  },
}

SCSS

$custom: #170123;
$custom-light: #53475e;
$custom-dark: #000000;

JSON

{
  "hex": "#170123",
  "rgb": {
    "r": 23,
    "g": 1,
    "b": 35
  },
  "hsl": {
    "h": 278.824,
    "s": 94.444,
    "l": 7.059
  },
  "oklch": {
    "l": 0.15812,
    "c": 0.07439,
    "h": 311.8
  },
  "luminance": 0.00325
}

Semantic roles & 50–950 ramp

primary

#170123

secondary

#336A16

accent

#FF2974

background

#F4F3F5

surface

#E7E5E9

border

#C3C1C5

text

#020004

muted

#787779

Preview Lab

Preview with #170123

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

Preview Lab → · Contrast checker → · Palette generator →