#172990#172990

#172990 is a dark, vivid blue. Relative luminance 0.038; OKLCH L 34.9% C 0.169 H 267.7°. Best body text is #FFFFFF at 11.96:1 contrast (WCAG AA passes).

Color values

HEX	#172990
RGB	rgb(23, 41, 144)
HSL	hsl(231, 72%, 33%)
HSV	hsv(231, 84%, 56%)
CMYK	cmyk(84%, 71.5%, 0%, 43.5%)
CIE-LAB	lab(22.93, 33.23, -58.19)
CIE-LCH	lch(22.93, 67.01, 299.73°)
OKLab	oklab(34.9% -0.0068 -0.1686)
OKLCH	oklch(34.9% 0.169 267.7)
XYZ	xyz(6.1786, 3.7809, 26.7843)
Luminance	0.0378 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#172990 #907E17

analogous

#176690 #172990 #411790

triadic

#172990 #901729 #299017

tetradic

#172990 #901766 #907E17 #179041

square

#172990 #901766 #907E17 #179041

split-complementary

#172990 #904117 #669017

monochromatic

#060B26 #0F1A5B #172990 #1F38C5 #4159E1

Accessibility & contrast

On white

11.96

#172990 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.76

#172990 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #172990

11.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##172990	#FFFFFF	#000000	##FFFFFF
##172990	1.00	11.96	1.76	11.96
#FFFFFF	11.96	1.00	21.00	1.00
#000000	1.76	21.00	1.00	21.00
##FFFFFF	11.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003D93

Deuteranopia (green-blind)

#00318E

Tritanopia (blue-blind)

#004659

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #172990;
/* rgb */ color: rgb(23, 41, 144);
/* oklch */ color: oklch(34.9% 0.169 267.7);

Tailwind

colors: {
  custom: {
    50: '#6d63b2',
    500: '#172990',
    950: '#000000',
  },
}

SCSS

$custom: #172990;
$custom-light: #6d63b2;
$custom-dark: #000000;

JSON

{
  "hex": "#172990",
  "rgb": {
    "r": 23,
    "g": 41,
    "b": 144
  },
  "hsl": {
    "h": 231.074,
    "s": 72.455,
    "l": 32.745
  },
  "oklch": {
    "l": 0.34904,
    "c": 0.16877,
    "h": 267.7
  },
  "luminance": 0.03782
}

Semantic roles & 50–950 ramp

primary

#172990

secondary

#C1AE42

accent

#D439EF

background

#F7F5FB

surface

#EDEAF6

border

#C8C6D0

text

#080511

muted

#7B7980

Preview Lab

Preview with #172990

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

Preview Lab → · Contrast checker → · Palette generator →