#170E31#170E31

#170E31 is a very dark, moderate violet. Relative luminance 0.007; OKLCH L 19.9% C 0.066 H 291.0°. Best body text is #FFFFFF at 18.36:1 contrast (WCAG AA passes).

Color values

HEX	#170E31
RGB	rgb(23, 14, 49)
HSL	hsl(255, 56%, 12%)
HSV	hsv(255, 71%, 19%)
CMYK	cmyk(53.1%, 71.4%, 0%, 80.8%)
CIE-LAB	lab(6.49, 14.95, -21.55)
CIE-LCH	lch(6.49, 26.23, 304.75°)
OKLab	oklab(19.94% 0.0238 -0.062)
OKLCH	oklch(19.94% 0.066 291)
XYZ	xyz(1.0646, 0.7180, 2.9876)
Luminance	0.0072 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#170E31 #28310E

analogous

#0E1631 #170E31 #290E31

triadic

#170E31 #31170E #0E3117

tetradic

#170E31 #310E16 #28310E #0E3129

square

#170E31 #310E16 #28310E #0E3129

split-complementary

#170E31 #31290E #16310E

monochromatic

#0B0718 #0B0718 #170E31 #2D1C61 #442990

Accessibility & contrast

On white

18.36

#170E31 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.14

#170E31 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #170E31

18.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##170E31	#FFFFFF	#000000	##FFFFFF
##170E31	1.00	18.36	1.14	18.36
#FFFFFF	18.36	1.00	21.00	1.00
#000000	1.14	21.00	1.00	21.00
##FFFFFF	18.36	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001532

Deuteranopia (green-blind)

#001430

Tritanopia (blue-blind)

#0F161D

Achromatopsia (no color)

#141414

Design tokens & code

CSS

--color: #170e31;
/* rgb */ color: rgb(23, 14, 49);
/* oklch */ color: oklch(19.9% 0.066 291.0);

Tailwind

colors: {
  custom: {
    50: '#564d69',
    500: '#170e31',
    950: '#000000',
  },
}

SCSS

$custom: #170e31;
$custom-light: #564d69;
$custom-dark: #000000;

JSON

{
  "hex": "#170e31",
  "rgb": {
    "r": 23,
    "g": 14,
    "b": 49
  },
  "hsl": {
    "h": 255.429,
    "s": 55.556,
    "l": 12.353
  },
  "oklch": {
    "l": 0.19941,
    "c": 0.06643,
    "h": 291
  },
  "luminance": 0.00718
}

Semantic roles & 50–950 ramp

primary

#170E31

secondary

#5C6C2F

accent

#DF49B8

background

#F5F4F6

surface

#E9E7EB

border

#C5C3C6

text

#030106

muted

#78777A

Preview Lab

Preview with #170E31

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

Preview Lab → · Contrast checker → · Palette generator →