#172070#172070

#172070 is a dark, vivid blue. Relative luminance 0.024; OKLCH L 29.9% C 0.136 H 270.3°. Best body text is #FFFFFF at 14.22:1 contrast (WCAG AA passes).

Color values

HEX	#172070
RGB	rgb(23, 32, 112)
HSL	hsl(234, 66%, 26%)
HSV	hsv(234, 79%, 44%)
CMYK	cmyk(79.5%, 71.4%, 0%, 56.1%)
CIE-LAB	lab(17.39, 26.96, -47.06)
CIE-LCH	lch(17.39, 54.23, 299.81°)
OKLab	oklab(29.88% 0.0007 -0.1362)
OKLCH	oklch(29.88% 0.136 270.3)
XYZ	xyz(3.7935, 2.3846, 15.5864)
Luminance	0.0238 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#172070 #706717

analogous

#174D70 #172070 #3B1770

triadic

#172070 #701720 #207017

tetradic

#172070 #70174D #706717 #17703B

square

#172070 #70174D #706717 #17703B

split-complementary

#172070 #703B17 #4D7017

monochromatic

#050719 #0D113D #172070 #212FA3 #2D3ED4

Accessibility & contrast

On white

14.22

#172070 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.48

#172070 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #172070

14.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##172070	#FFFFFF	#000000	##FFFFFF
##172070	1.00	14.22	1.48	14.22
#FFFFFF	14.22	1.00	21.00	1.00
#000000	1.48	21.00	1.00	21.00
##FFFFFF	14.22	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002F72

Deuteranopia (green-blind)

#00266F

Tritanopia (blue-blind)

#003645

Achromatopsia (no color)

#2B2B2B

Design tokens & code

CSS

--color: #172070;
/* rgb */ color: rgb(23, 32, 112);
/* oklch */ color: oklch(29.9% 0.136 270.3);

Tailwind

colors: {
  custom: {
    50: '#645b9a',
    500: '#172070',
    950: '#000000',
  },
}

SCSS

$custom: #172070;
$custom-light: #645b9a;
$custom-dark: #000000;

JSON

{
  "hex": "#172070",
  "rgb": {
    "r": 23,
    "g": 32,
    "b": 112
  },
  "hsl": {
    "h": 233.933,
    "s": 65.926,
    "l": 26.471
  },
  "oklch": {
    "l": 0.29879,
    "c": 0.13618,
    "h": 270.3
  },
  "luminance": 0.02385
}

Semantic roles & 50–950 ramp

primary

#172070

secondary

#A69B3D

accent

#D83FE9

background

#F6F5F9

surface

#EBE9F2

border

#C6C5CC

text

#06040E

muted

#7A797E

Preview Lab

Preview with #172070

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

Preview Lab → · Contrast checker → · Palette generator →