#170B35#170B35

#170B35 is a very dark, moderate violet. Relative luminance 0.007; OKLCH L 19.8% C 0.078 H 290.6°. Best body text is #FFFFFF at 18.49:1 contrast (WCAG AA passes).

Color values

HEX	#170B35
RGB	rgb(23, 11, 53)
HSL	hsl(257, 66%, 13%)
HSV	hsv(257, 79%, 21%)
CMYK	cmyk(56.6%, 79.2%, 0%, 79.2%)
CIE-LAB	lab(6.13, 18.24, -25.07)
CIE-LCH	lch(6.13, 31.00, 306.04°)
OKLab	oklab(19.76% 0.0274 -0.0727)
OKLCH	oklch(19.76% 0.078 290.6)
XYZ	xyz(1.1154, 0.6785, 3.4397)
Luminance	0.0068 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#170B35 #29350B

analogous

#0B1435 #170B35 #2C0B35

triadic

#170B35 #35170B #0B3517

tetradic

#170B35 #350B14 #29350B #0B352C

square

#170B35 #350B14 #29350B #0B352C

split-complementary

#170B35 #352C0B #14350B

monochromatic

#0B0519 #0B0519 #170B35 #2D1668 #43209A

Accessibility & contrast

On white

18.49

#170B35 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.14

#170B35 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #170B35

18.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##170B35	#FFFFFF	#000000	##FFFFFF
##170B35	1.00	18.49	1.14	18.49
#FFFFFF	18.49	1.00	21.00	1.00
#000000	1.14	21.00	1.00	21.00
##FFFFFF	18.49	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001436

Deuteranopia (green-blind)

#001334

Tritanopia (blue-blind)

#0D151E

Achromatopsia (no color)

#141414

Design tokens & code

CSS

--color: #170b35;
/* rgb */ color: rgb(23, 11, 53);
/* oklch */ color: oklch(19.8% 0.078 290.6);

Tailwind

colors: {
  custom: {
    50: '#574b6d',
    500: '#170b35',
    950: '#000000',
  },
}

SCSS

$custom: #170b35;
$custom-light: #574b6d;
$custom-dark: #000000;

JSON

{
  "hex": "#170b35",
  "rgb": {
    "r": 23,
    "g": 11,
    "b": 53
  },
  "hsl": {
    "h": 257.143,
    "s": 65.625,
    "l": 12.549
  },
  "oklch": {
    "l": 0.19756,
    "c": 0.07766,
    "h": 290.6
  },
  "luminance": 0.00679
}

Semantic roles & 50–950 ramp

primary

#170B35

secondary

#5D722A

accent

#E93FB8

background

#F5F4F6

surface

#E9E7EB

border

#C5C3C6

text

#030107

muted

#78777A

Preview Lab

Preview with #170B35

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

Preview Lab → · Contrast checker → · Palette generator →