#170128#170128

#170128 is a very dark, moderate violet. Relative luminance 0.004; OKLCH L 16.4% C 0.080 H 306.5°. Best body text is #FFFFFF at 19.60:1 contrast (WCAG AA passes).

Color values

HEX	#170128
RGB	rgb(23, 1, 40)
HSL	hsl(274, 95%, 8%)
HSV	hsv(274, 98%, 16%)
CMYK	cmyk(42.5%, 97.5%, 0%, 84.3%)
CIE-LAB	lab(3.23, 16.70, -19.94)
CIE-LCH	lch(3.23, 26.01, 309.94°)
OKLab	oklab(16.35% 0.0475 -0.0642)
OKLCH	oklch(16.35% 0.08 306.5)
XYZ	xyz(0.7471, 0.3571, 2.0366)
Luminance	0.0036 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#170128 #122801

analogous

#030128 #170128 #280125

triadic

#170128 #281701 #012817

tetradic

#170128 #280301 #122801 #012528

square

#170128 #280301 #122801 #012528

split-complementary

#170128 #252801 #012803

monochromatic

#11011E #11011E #170128 #390264 #5C049F

Accessibility & contrast

On white

19.60

#170128 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.07

#170128 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #170128

19.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##170128	#FFFFFF	#000000	##FFFFFF
##170128	1.00	19.60	1.07	19.60
#FFFFFF	19.60	1.00	21.00	1.00
#000000	1.07	21.00	1.00	21.00
##FFFFFF	19.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#000B29

Deuteranopia (green-blind)

#000C27

Tritanopia (blue-blind)

#140913

Achromatopsia (no color)

#0C0C0C

Design tokens & code

CSS

--color: #170128;
/* rgb */ color: rgb(23, 1, 40);
/* oklch */ color: oklch(16.4% 0.080 306.5);

Tailwind

colors: {
  custom: {
    50: '#544662',
    500: '#170128',
    950: '#000000',
  },
}

SCSS

$custom: #170128;
$custom-light: #544662;
$custom-dark: #000000;

JSON

{
  "hex": "#170128",
  "rgb": {
    "r": 23,
    "g": 1,
    "b": 40
  },
  "hsl": {
    "h": 273.846,
    "s": 95.122,
    "l": 8.039
  },
  "oklch": {
    "l": 0.16354,
    "c": 0.07988,
    "h": 306.5
  },
  "luminance": 0.00357
}

Semantic roles & 50–950 ramp

primary

#170128

secondary

#3D6F16

accent

#FF2986

background

#F4F3F5

surface

#E8E5EA

border

#C4C1C6

text

#030005

muted

#787779

Preview Lab

Preview with #170128

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

Preview Lab → · Contrast checker → · Palette generator →