#170C2E#170C2E

#170C2E is a very dark, moderate violet. Relative luminance 0.006; OKLCH L 19.3% C 0.065 H 294.4°. Best body text is #FFFFFF at 18.61:1 contrast (WCAG AA passes).

Color values

HEX	#170C2E
RGB	rgb(23, 12, 46)
HSL	hsl(259, 59%, 11%)
HSV	hsv(259, 74%, 18%)
CMYK	cmyk(50%, 73.9%, 0%, 82%)
CIE-LAB	lab(5.80, 14.77, -20.42)
CIE-LCH	lch(5.80, 25.20, 305.88°)
OKLab	oklab(19.26% 0.0269 -0.0593)
OKLCH	oklch(19.26% 0.065 294.4)
XYZ	xyz(0.9778, 0.6423, 2.6567)
Luminance	0.0064 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#170C2E #232E0C

analogous

#0C122E #170C2E #280C2E

triadic

#170C2E #2E170C #0C2E17

tetradic

#170C2E #2E0C12 #232E0C #0C2E28

square

#170C2E #2E0C12 #232E0C #0C2E28

split-complementary

#170C2E #2E280C #122E0C

monochromatic

#0C0618 #0C0618 #170C2E #2F195F #48258F

Accessibility & contrast

On white

18.61

#170C2E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.13

#170C2E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #170C2E

18.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##170C2E	#FFFFFF	#000000	##FFFFFF
##170C2E	1.00	18.61	1.13	18.61
#FFFFFF	18.61	1.00	21.00	1.00
#000000	1.13	21.00	1.00	21.00
##FFFFFF	18.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00132F

Deuteranopia (green-blind)

#00122D

Tritanopia (blue-blind)

#11141B

Achromatopsia (no color)

#131313

Design tokens & code

CSS

--color: #170c2e;
/* rgb */ color: rgb(23, 12, 46);
/* oklch */ color: oklch(19.3% 0.065 294.4);

Tailwind

colors: {
  custom: {
    50: '#564c67',
    500: '#170c2e',
    950: '#000000',
  },
}

SCSS

$custom: #170c2e;
$custom-light: #564c67;
$custom-dark: #000000;

JSON

{
  "hex": "#170c2e",
  "rgb": {
    "r": 23,
    "g": 12,
    "b": 46
  },
  "hsl": {
    "h": 259.412,
    "s": 58.621,
    "l": 11.373
  },
  "oklch": {
    "l": 0.19261,
    "c": 0.06516,
    "h": 294.4
  },
  "luminance": 0.00642
}

Semantic roles & 50–950 ramp

primary

#170C2E

secondary

#566A2C

accent

#E246AF

background

#F5F4F6

surface

#E9E7EB

border

#C5C3C6

text

#030106

muted

#78777A

Preview Lab

Preview with #170C2E

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

Preview Lab → · Contrast checker → · Palette generator →