#170A43#170A43

#170A43 is a very dark, moderate violet. Relative luminance 0.008; OKLCH L 21.1% C 0.099 H 284.5°. Best body text is #FFFFFF at 18.09:1 contrast (WCAG AA passes).

Color values

HEX	#170A43
RGB	rgb(23, 10, 67)
HSL	hsl(254, 74%, 15%)
HSV	hsv(254, 85%, 26%)
CMYK	cmyk(65.7%, 85.1%, 0%, 73.7%)
CIE-LAB	lab(7.27, 24.42, -33.31)
CIE-LCH	lch(7.27, 41.30, 306.25°)
OKLab	oklab(21.13% 0.0248 -0.0961)
OKLCH	oklch(21.13% 0.099 284.5)
XYZ	xyz(1.4747, 0.8044, 5.3867)
Luminance	0.0080 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#170A43 #36430A

analogous

#0A1A43 #170A43 #330A43

triadic

#170A43 #43170A #0A4317

tetradic

#170A43 #430A1A #36430A #0A4333

square

#170A43 #430A1A #36430A #0A4333

split-complementary

#170A43 #43330A #1A430A

monochromatic

#09041B #09041B #170A43 #291278 #3C1AAE

Accessibility & contrast

On white

18.09

#170A43 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.16

#170A43 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #170A43

18.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##170A43	#FFFFFF	#000000	##FFFFFF
##170A43	1.00	18.09	1.16	18.09
#FFFFFF	18.09	1.00	21.00	1.00
#000000	1.16	21.00	1.00	21.00
##FFFFFF	18.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001845

Deuteranopia (green-blind)

#001442

Tritanopia (blue-blind)

#021A26

Achromatopsia (no color)

#161616

Design tokens & code

CSS

--color: #170a43;
/* rgb */ color: rgb(23, 10, 67);
/* oklch */ color: oklch(21.1% 0.099 284.5);

Tailwind

colors: {
  custom: {
    50: '#5b4b78',
    500: '#170a43',
    950: '#000000',
  },
}

SCSS

$custom: #170a43;
$custom-light: #5b4b78;
$custom-dark: #000000;

JSON

{
  "hex": "#170a43",
  "rgb": {
    "r": 23,
    "g": 10,
    "b": 67
  },
  "hsl": {
    "h": 253.684,
    "s": 74.026,
    "l": 15.098
  },
  "oklch": {
    "l": 0.21128,
    "c": 0.09923,
    "h": 284.5
  },
  "luminance": 0.00804
}

Semantic roles & 50–950 ramp

primary

#170A43

secondary

#6C8029

accent

#F137C6

background

#F5F4F7

surface

#E9E7ED

border

#C5C3C8

text

#040109

muted

#79777B

Preview Lab

Preview with #170A43

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

Preview Lab → · Contrast checker → · Palette generator →