#170B44#170B44

#170B44 is a very dark, moderate violet. Relative luminance 0.008; OKLCH L 21.4% C 0.099 H 283.8°. Best body text is #FFFFFF at 17.98:1 contrast (WCAG AA passes).

Color values

HEX	#170B44
RGB	rgb(23, 11, 68)
HSL	hsl(253, 72%, 15%)
HSV	hsv(253, 84%, 27%)
CMYK	cmyk(66.2%, 83.8%, 0%, 73.3%)
CIE-LAB	lab(7.58, 24.24, -33.50)
CIE-LCH	lch(7.58, 41.35, 305.88°)
OKLab	oklab(21.39% 0.0237 -0.0966)
OKLCH	oklch(21.39% 0.099 283.8)
XYZ	xyz(1.5161, 0.8388, 5.5497)
Luminance	0.0084 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#170B44 #38440B

analogous

#0B1B44 #170B44 #330B44

triadic

#170B44 #44170B #0B4417

tetradic

#170B44 #440B1B #38440B #0B4433

square

#170B44 #440B1B #38440B #0B4433

split-complementary

#170B44 #44330B #1B440B

monochromatic

#09041A #09041A #170B44 #291479 #3B1CAD

Accessibility & contrast

On white

17.98

#170B44 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.17

#170B44 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #170B44

17.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##170B44	#FFFFFF	#000000	##FFFFFF
##170B44	1.00	17.98	1.17	17.98
#FFFFFF	17.98	1.00	21.00	1.00
#000000	1.17	21.00	1.00	21.00
##FFFFFF	17.98	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001846

Deuteranopia (green-blind)

#001543

Tritanopia (blue-blind)

#011B27

Achromatopsia (no color)

#171717

Design tokens & code

CSS

--color: #170b44;
/* rgb */ color: rgb(23, 11, 68);
/* oklch */ color: oklch(21.4% 0.099 283.8);

Tailwind

colors: {
  custom: {
    50: '#5b4b79',
    500: '#170b44',
    950: '#000000',
  },
}

SCSS

$custom: #170b44;
$custom-light: #5b4b79;
$custom-dark: #000000;

JSON

{
  "hex": "#170b44",
  "rgb": {
    "r": 23,
    "g": 11,
    "b": 68
  },
  "hsl": {
    "h": 252.632,
    "s": 72.152,
    "l": 15.49
  },
  "oklch": {
    "l": 0.21392,
    "c": 0.09945,
    "h": 283.8
  },
  "luminance": 0.00839
}

Semantic roles & 50–950 ramp

primary

#170B44

secondary

#6E812A

accent

#EF39C9

background

#F5F4F7

surface

#E9E7ED

border

#C5C3C8

text

#040109

muted

#79777B

Preview Lab

Preview with #170B44

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

Preview Lab → · Contrast checker → · Palette generator →