#170B29#170B29

#170B29 is a very dark, muted violet. Relative luminance 0.006; OKLCH L 18.6% C 0.059 H 299.0°. Best body text is #FFFFFF at 18.81:1 contrast (WCAG AA passes).

Color values

HEX	#170B29
RGB	rgb(23, 11, 41)
HSL	hsl(264, 58%, 10%)
HSV	hsv(264, 73%, 16%)
CMYK	cmyk(43.9%, 73.2%, 0%, 83.9%)
CIE-LAB	lab(5.25, 13.11, -17.53)
CIE-LCH	lch(5.25, 21.89, 306.79°)
OKLab	oklab(18.61% 0.0286 -0.0516)
OKLCH	oklch(18.61% 0.059 299)
XYZ	xyz(0.8732, 0.5816, 2.1636)
Luminance	0.0058 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#170B29 #1D290B

analogous

#0B0E29 #170B29 #260B29

triadic

#170B29 #29170B #0B2917

tetradic

#170B29 #290B0E #1D290B #0B2926

square

#170B29 #290B0E #1D290B #0B2926

split-complementary

#170B29 #29260B #0E290B

monochromatic

#0E0618 #0E0618 #170B29 #321859 #4D258A

Accessibility & contrast

On white

18.81

#170B29 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.12

#170B29 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #170B29

18.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##170B29	#FFFFFF	#000000	##FFFFFF
##170B29	1.00	18.81	1.12	18.81
#FFFFFF	18.81	1.00	21.00	1.00
#000000	1.12	21.00	1.00	21.00
##FFFFFF	18.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#01112A

Deuteranopia (green-blind)

#031128

Tritanopia (blue-blind)

#131118

Achromatopsia (no color)

#111111

Design tokens & code

CSS

--color: #170b29;
/* rgb */ color: rgb(23, 11, 41);
/* oklch */ color: oklch(18.6% 0.059 299.0);

Tailwind

colors: {
  custom: {
    50: '#554b63',
    500: '#170b29',
    950: '#000000',
  },
}

SCSS

$custom: #170b29;
$custom-light: #554b63;
$custom-dark: #000000;

JSON

{
  "hex": "#170b29",
  "rgb": {
    "r": 23,
    "g": 11,
    "b": 41
  },
  "hsl": {
    "h": 264,
    "s": 57.692,
    "l": 10.196
  },
  "oklch": {
    "l": 0.18611,
    "c": 0.05904,
    "h": 299
  },
  "luminance": 0.00582
}

Semantic roles & 50–950 ramp

primary

#170B29

secondary

#4E652B

accent

#E147A3

background

#F4F4F5

surface

#E8E7EA

border

#C4C3C6

text

#030105

muted

#787779

Preview Lab

Preview with #170B29

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

Preview Lab → · Contrast checker → · Palette generator →