#170D41#170D41

#170D41 is a very dark, moderate violet. Relative luminance 0.009; OKLCH L 21.4% C 0.093 H 284.2°. Best body text is #FFFFFF at 17.94:1 contrast (WCAG AA passes).

Color values

HEX	#170D41
RGB	rgb(23, 13, 65)
HSL	hsl(252, 67%, 15%)
HSV	hsv(252, 80%, 25%)
CMYK	cmyk(64.6%, 80%, 0%, 74.5%)
CIE-LAB	lab(7.69, 21.92, -31.19)
CIE-LCH	lch(7.69, 38.12, 305.10°)
OKLab	oklab(21.38% 0.0227 -0.0898)
OKLCH	oklch(21.38% 0.093 284.2)
XYZ	xyz(1.4511, 0.8516, 5.0879)
Luminance	0.0085 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#170D41 #37410D

analogous

#0D1D41 #170D41 #310D41

triadic

#170D41 #41170D #0D4117

tetradic

#170D41 #410D1D #37410D #0D4131

square

#170D41 #410D1D #37410D #0D4131

split-complementary

#170D41 #41310D #1D410D

monochromatic

#09051A #09051A #170D41 #291774 #3B21A7

Accessibility & contrast

On white

17.94

#170D41 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.17

#170D41 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #170D41

17.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##170D41	#FFFFFF	#000000	##FFFFFF
##170D41	1.00	17.94	1.17	17.94
#FFFFFF	17.94	1.00	21.00	1.00
#000000	1.17	21.00	1.00	21.00
##FFFFFF	17.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001843

Deuteranopia (green-blind)

#001540

Tritanopia (blue-blind)

#031B25

Achromatopsia (no color)

#171717

Design tokens & code

CSS

--color: #170d41;
/* rgb */ color: rgb(23, 13, 65);
/* oklch */ color: oklch(21.4% 0.093 284.2);

Tailwind

colors: {
  custom: {
    50: '#5a4c76',
    500: '#170d41',
    950: '#000000',
  },
}

SCSS

$custom: #170d41;
$custom-light: #5a4c76;
$custom-dark: #000000;

JSON

{
  "hex": "#170d41",
  "rgb": {
    "r": 23,
    "g": 13,
    "b": 65
  },
  "hsl": {
    "h": 251.538,
    "s": 66.667,
    "l": 15.294
  },
  "oklch": {
    "l": 0.21376,
    "c": 0.09261,
    "h": 284.2
  },
  "luminance": 0.00852
}

Semantic roles & 50–950 ramp

primary

#170D41

secondary

#6D7D2D

accent

#EA3EC9

background

#F5F4F7

surface

#E9E7ED

border

#C5C3C8

text

#040108

muted

#79777B

Preview Lab

Preview with #170D41

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

Preview Lab → · Contrast checker → · Palette generator →