#170D38#170D38

#170D38 is a very dark, moderate violet. Relative luminance 0.008; OKLCH L 20.4% C 0.079 H 288.0°. Best body text is #FFFFFF at 18.24:1 contrast (WCAG AA passes).

Color values

HEX	#170D38
RGB	rgb(23, 13, 56)
HSL	hsl(254, 62%, 14%)
HSV	hsv(254, 77%, 22%)
CMYK	cmyk(58.9%, 76.8%, 0%, 78%)
CIE-LAB	lab(6.82, 18.40, -26.14)
CIE-LCH	lch(6.82, 31.96, 305.14°)
OKLab	oklab(20.42% 0.0244 -0.0753)
OKLCH	oklch(20.42% 0.079 288)
XYZ	xyz(1.2109, 0.7555, 3.8226)
Luminance	0.0076 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#170D38 #2E380D

analogous

#0D1838 #170D38 #2C0D38

triadic

#170D38 #38170D #0D3817

tetradic

#170D38 #380D18 #2E380D #0D382C

square

#170D38 #380D18 #2E380D #0D382C

split-complementary

#170D38 #382C0D #18380D

monochromatic

#0A0619 #0A0619 #170D38 #2B196A #40249B

Accessibility & contrast

On white

18.24

#170D38 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.15

#170D38 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #170D38

18.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##170D38	#FFFFFF	#000000	##FFFFFF
##170D38	1.00	18.24	1.15	18.24
#FFFFFF	18.24	1.00	21.00	1.00
#000000	1.15	21.00	1.00	21.00
##FFFFFF	18.24	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001639

Deuteranopia (green-blind)

#001437

Tritanopia (blue-blind)

#0B1821

Achromatopsia (no color)

#151515

Design tokens & code

CSS

--color: #170d38;
/* rgb */ color: rgb(23, 13, 56);
/* oklch */ color: oklch(20.4% 0.079 288.0);

Tailwind

colors: {
  custom: {
    50: '#584c6f',
    500: '#170d38',
    950: '#000000',
  },
}

SCSS

$custom: #170d38;
$custom-light: #584c6f;
$custom-dark: #000000;

JSON

{
  "hex": "#170d38",
  "rgb": {
    "r": 23,
    "g": 13,
    "b": 56
  },
  "hsl": {
    "h": 253.953,
    "s": 62.319,
    "l": 13.529
  },
  "oklch": {
    "l": 0.20425,
    "c": 0.07913,
    "h": 288
  },
  "luminance": 0.00756
}

Semantic roles & 50–950 ramp

primary

#170D38

secondary

#63732D

accent

#E542BF

background

#F5F4F6

surface

#E9E7EC

border

#C5C3C7

text

#030107

muted

#78777A

Preview Lab

Preview with #170D38

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

Preview Lab → · Contrast checker → · Palette generator →