#170A2E#170A2E

#170A2E is a very dark, moderate violet. Relative luminance 0.006; OKLCH L 18.9% C 0.069 H 295.7°. Best body text is #FFFFFF at 18.76:1 contrast (WCAG AA passes).

Color values

HEX	#170A2E
RGB	rgb(23, 10, 46)
HSL	hsl(262, 64%, 11%)
HSV	hsv(262, 78%, 18%)
CMYK	cmyk(50%, 78.3%, 0%, 82%)
CIE-LAB	lab(5.39, 15.70, -21.08)
CIE-LCH	lch(5.39, 26.28, 306.68°)
OKLab	oklab(18.88% 0.0298 -0.0618)
OKLCH	oklch(18.88% 0.069 295.7)
XYZ	xyz(0.9549, 0.5965, 2.6491)
Luminance	0.0060 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#170A2E #212E0A

analogous

#0A0F2E #170A2E #290A2E

triadic

#170A2E #2E170A #0A2E17

tetradic

#170A2E #2E0A0F #212E0A #0A2E29

square

#170A2E #2E0A0F #212E0A #0A2E29

split-complementary

#170A2E #2E290A #0F2E0A

monochromatic

#0D0519 #0D0519 #170A2E #301560 #492093

Accessibility & contrast

On white

18.76

#170A2E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.12

#170A2E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #170A2E

18.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##170A2E	#FFFFFF	#000000	##FFFFFF
##170A2E	1.00	18.76	1.12	18.76
#FFFFFF	18.76	1.00	21.00	1.00
#000000	1.12	21.00	1.00	21.00
##FFFFFF	18.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00122F

Deuteranopia (green-blind)

#00112D

Tritanopia (blue-blind)

#11121A

Achromatopsia (no color)

#121212

Design tokens & code

CSS

--color: #170a2e;
/* rgb */ color: rgb(23, 10, 46);
/* oklch */ color: oklch(18.9% 0.069 295.7);

Tailwind

colors: {
  custom: {
    50: '#564a67',
    500: '#170a2e',
    950: '#000000',
  },
}

SCSS

$custom: #170a2e;
$custom-light: #564a67;
$custom-dark: #000000;

JSON

{
  "hex": "#170a2e",
  "rgb": {
    "r": 23,
    "g": 10,
    "b": 46
  },
  "hsl": {
    "h": 261.667,
    "s": 64.286,
    "l": 10.98
  },
  "oklch": {
    "l": 0.1888,
    "c": 0.06865,
    "h": 295.7
  },
  "luminance": 0.00596
}

Semantic roles & 50–950 ramp

primary

#170A2E

secondary

#536B29

accent

#E741AB

background

#F5F4F6

surface

#E9E7EB

border

#C5C3C6

text

#030106

muted

#78777A

Preview Lab

Preview with #170A2E

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

Preview Lab → · Contrast checker → · Palette generator →