#170F30#170F30

#170F30 is a very dark, moderate violet. Relative luminance 0.007; OKLCH L 20.1% C 0.063 H 290.8°. Best body text is #FFFFFF at 18.30:1 contrast (WCAG AA passes).

Color values

HEX	#170F30
RGB	rgb(23, 15, 48)
HSL	hsl(255, 52%, 12%)
HSV	hsv(255, 69%, 19%)
CMYK	cmyk(52.1%, 68.7%, 0%, 81.2%)
CIE-LAB	lab(6.66, 13.95, -20.54)
CIE-LCH	lch(6.66, 24.83, 304.19°)
OKLab	oklab(20.06% 0.0223 -0.0589)
OKLCH	oklch(20.06% 0.063 290.8)
XYZ	xyz(1.0575, 0.7372, 2.8823)
Luminance	0.0074 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#170F30 #28300F

analogous

#0F1830 #170F30 #270F30

triadic

#170F30 #30170F #0F3017

tetradic

#170F30 #300F18 #28300F #0F3027

square

#170F30 #300F18 #28300F #0F3027

split-complementary

#170F30 #30270F #18300F

monochromatic

#0B0717 #0B0717 #170F30 #2D1E5F #442C8D

Accessibility & contrast

On white

18.30

#170F30 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.15

#170F30 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #170F30

18.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##170F30	#FFFFFF	#000000	##FFFFFF
##170F30	1.00	18.30	1.15	18.30
#FFFFFF	18.30	1.00	21.00	1.00
#000000	1.15	21.00	1.00	21.00
##FFFFFF	18.30	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#011531

Deuteranopia (green-blind)

#02142F

Tritanopia (blue-blind)

#10161D

Achromatopsia (no color)

#151515

Design tokens & code

CSS

--color: #170f30;
/* rgb */ color: rgb(23, 15, 48);
/* oklch */ color: oklch(20.1% 0.063 290.8);

Tailwind

colors: {
  custom: {
    50: '#564d68',
    500: '#170f30',
    950: '#000000',
  },
}

SCSS

$custom: #170f30;
$custom-light: #564d68;
$custom-dark: #000000;

JSON

{
  "hex": "#170f30",
  "rgb": {
    "r": 23,
    "g": 15,
    "b": 48
  },
  "hsl": {
    "h": 254.545,
    "s": 52.381,
    "l": 12.353
  },
  "oklch": {
    "l": 0.20059,
    "c": 0.06301,
    "h": 290.8
  },
  "luminance": 0.00737
}

Semantic roles & 50–950 ramp

primary

#170F30

secondary

#5C6A31

accent

#DC4CB9

background

#F5F4F6

surface

#E9E7EB

border

#C5C3C6

text

#030106

muted

#78777A

Preview Lab

Preview with #170F30

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

Preview Lab → · Contrast checker → · Palette generator →