#170D36#170D36

#170D36 is a very dark, moderate violet. Relative luminance 0.007; OKLCH L 20.2% C 0.076 H 289.0°. Best body text is #FFFFFF at 18.31:1 contrast (WCAG AA passes).

Color values

HEX	#170D36
RGB	rgb(23, 13, 54)
HSL	hsl(255, 61%, 13%)
HSV	hsv(255, 76%, 21%)
CMYK	cmyk(57.4%, 75.9%, 0%, 78.8%)
CIE-LAB	lab(6.65, 17.58, -24.96)
CIE-LCH	lch(6.65, 30.53, 305.16°)
OKLab	oklab(20.22% 0.0247 -0.0719)
OKLCH	oklch(20.22% 0.076 289)
XYZ	xyz(1.1629, 0.7363, 3.5702)
Luminance	0.0074 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Midnight

#03012D

ΔE00 4.80

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#170D36 #2C360D

analogous

#0D1736 #170D36 #2B0D36

triadic

#170D36 #36170D #0D3617

tetradic

#170D36 #360D17 #2C360D #0D362B

square

#170D36 #360D17 #2C360D #0D362B

split-complementary

#170D36 #362B0D #17360D

monochromatic

#0B0619 #0B0619 #170D36 #2C1967 #412599

Accessibility & contrast

On white

18.31

#170D36 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.15

#170D36 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #170D36

18.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##170D36	#FFFFFF	#000000	##FFFFFF
##170D36	1.00	18.31	1.15	18.31
#FFFFFF	18.31	1.00	21.00	1.00
#000000	1.15	21.00	1.00	21.00
##FFFFFF	18.31	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001637

Deuteranopia (green-blind)

#001435

Tritanopia (blue-blind)

#0D171F

Achromatopsia (no color)

#151515

Design tokens & code

CSS

--color: #170d36;
/* rgb */ color: rgb(23, 13, 54);
/* oklch */ color: oklch(20.2% 0.076 289.0);

Tailwind

colors: {
  custom: {
    50: '#574c6d',
    500: '#170d36',
    950: '#000000',
  },
}

SCSS

$custom: #170d36;
$custom-light: #574c6d;
$custom-dark: #000000;

JSON

{
  "hex": "#170d36",
  "rgb": {
    "r": 23,
    "g": 13,
    "b": 54
  },
  "hsl": {
    "h": 254.634,
    "s": 61.194,
    "l": 13.137
  },
  "oklch": {
    "l": 0.20224,
    "c": 0.07605,
    "h": 289
  },
  "luminance": 0.00736
}

Semantic roles & 50–950 ramp

primary

#170D36

secondary

#61712D

accent

#E443BD

background

#F5F4F6

surface

#E9E7EB

border

#C5C3C6

text

#030107

muted

#78777A

Preview Lab

Preview with #170D36

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

Preview Lab → · Contrast checker → · Palette generator →