#170B49#170B49

#170B49 is a very dark, moderate violet. Relative luminance 0.009; OKLCH L 22.0% C 0.106 H 282.0°. Best body text is #FFFFFF at 17.79:1 contrast (WCAG AA passes).

Color values

HEX	#170B49
RGB	rgb(23, 11, 73)
HSL	hsl(252, 74%, 16%)
HSV	hsv(252, 85%, 29%)
CMYK	cmyk(68.5%, 84.9%, 0%, 71.4%)
CIE-LAB	lab(8.15, 26.02, -36.07)
CIE-LCH	lch(8.15, 44.48, 305.81°)
OKLab	oklab(21.98% 0.0222 -0.104)
OKLCH	oklch(21.98% 0.106 282)
XYZ	xyz(1.6752, 0.9024, 6.3879)
Luminance	0.0090 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#170B49 #3D490B

analogous

#0B1E49 #170B49 #360B49

triadic

#170B49 #49170B #0B4917

tetradic

#170B49 #490B1E #3D490B #0B4936

square

#170B49 #490B1E #3D490B #0B4936

split-complementary

#170B49 #49360B #1E490B

monochromatic

#08041B #08041B #170B49 #28137E #391BB3

Accessibility & contrast

On white

17.79

#170B49 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.18

#170B49 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #170B49

17.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##170B49	#FFFFFF	#000000	##FFFFFF
##170B49	1.00	17.79	1.18	17.79
#FFFFFF	17.79	1.00	21.00	1.00
#000000	1.18	21.00	1.00	21.00
##FFFFFF	17.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001A4B

Deuteranopia (green-blind)

#001648

Tritanopia (blue-blind)

#001D29

Achromatopsia (no color)

#181818

Design tokens & code

CSS

--color: #170b49;
/* rgb */ color: rgb(23, 11, 73);
/* oklch */ color: oklch(22.0% 0.106 282.0);

Tailwind

colors: {
  custom: {
    50: '#5c4c7c',
    500: '#170b49',
    950: '#000000',
  },
}

SCSS

$custom: #170b49;
$custom-light: #5c4c7c;
$custom-dark: #000000;

JSON

{
  "hex": "#170b49",
  "rgb": {
    "r": 23,
    "g": 11,
    "b": 73
  },
  "hsl": {
    "h": 251.613,
    "s": 73.81,
    "l": 16.471
  },
  "oklch": {
    "l": 0.21976,
    "c": 0.10639,
    "h": 282
  },
  "luminance": 0.00903
}

Semantic roles & 50–950 ramp

primary

#170B49

secondary

#74852A

accent

#F037CD

background

#F5F4F7

surface

#E9E7EE

border

#C5C3C9

text

#04010A

muted

#79777C

Preview Lab

Preview with #170B49

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

Preview Lab → · Contrast checker → · Palette generator →