#170A40#170A40

#170A40 is a very dark, moderate violet. Relative luminance 0.008; OKLCH L 20.8% C 0.095 H 285.7°. Best body text is #FFFFFF at 18.20:1 contrast (WCAG AA passes).

Color values

HEX	#170A40
RGB	rgb(23, 10, 64)
HSL	hsl(254, 73%, 15%)
HSV	hsv(254, 84%, 25%)
CMYK	cmyk(64.1%, 84.4%, 0%, 74.9%)
CIE-LAB	lab(6.95, 23.27, -31.69)
CIE-LCH	lch(6.95, 39.32, 306.28°)
OKLab	oklab(20.78% 0.0258 -0.0915)
OKLCH	oklch(20.78% 0.095 285.7)
XYZ	xyz(1.3870, 0.7693, 4.9249)
Luminance	0.0077 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#170A40 #33400A

analogous

#0A1840 #170A40 #320A40

triadic

#170A40 #40170A #0A4017

tetradic

#170A40 #400A18 #33400A #0A4032

square

#170A40 #400A18 #33400A #0A4032

split-complementary

#170A40 #40320A #18400A

monochromatic

#0A041A #0A041A #170A40 #2A1275 #3D1BAA

Accessibility & contrast

On white

18.20

#170A40 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.15

#170A40 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #170A40

18.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##170A40	#FFFFFF	#000000	##FFFFFF
##170A40	1.00	18.20	1.15	18.20
#FFFFFF	18.20	1.00	21.00	1.00
#000000	1.15	21.00	1.00	21.00
##FFFFFF	18.20	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001742

Deuteranopia (green-blind)

#00143F

Tritanopia (blue-blind)

#041924

Achromatopsia (no color)

#151515

Design tokens & code

CSS

--color: #170a40;
/* rgb */ color: rgb(23, 10, 64);
/* oklch */ color: oklch(20.8% 0.095 285.7);

Tailwind

colors: {
  custom: {
    50: '#5a4a75',
    500: '#170a40',
    950: '#000000',
  },
}

SCSS

$custom: #170a40;
$custom-light: #5a4a75;
$custom-dark: #000000;

JSON

{
  "hex": "#170a40",
  "rgb": {
    "r": 23,
    "g": 10,
    "b": 64
  },
  "hsl": {
    "h": 254.444,
    "s": 72.973,
    "l": 14.51
  },
  "oklch": {
    "l": 0.20783,
    "c": 0.09504,
    "h": 285.7
  },
  "luminance": 0.00769
}

Semantic roles & 50–950 ramp

primary

#170A40

secondary

#697D29

accent

#F038C3

background

#F5F4F7

surface

#E9E7ED

border

#C5C3C8

text

#040108

muted

#79777B

Preview Lab

Preview with #170A40

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

Preview Lab → · Contrast checker → · Palette generator →