#172176#172176

#172176 is a dark, vivid blue. Relative luminance 0.026; OKLCH L 30.7% C 0.143 H 269.8°. Best body text is #FFFFFF at 13.86:1 contrast (WCAG AA passes).

Color values

HEX	#172176
RGB	rgb(23, 33, 118)
HSL	hsl(234, 67%, 28%)
HSV	hsv(234, 81%, 46%)
CMYK	cmyk(80.5%, 72%, 0%, 53.7%)
CIE-LAB	lab(18.27, 28.60, -49.48)
CIE-LCH	lch(18.27, 57.15, 300.02°)
OKLab	oklab(30.7% -0.0005 -0.1433)
OKLCH	oklch(30.7% 0.143 269.8)
XYZ	xyz(4.1661, 2.5774, 17.4140)
Luminance	0.0258 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#172176 #766C17

analogous

#175176 #172176 #3C1776

triadic

#172176 #761721 #217617

tetradic

#172176 #761751 #766C17 #17763C

square

#172176 #761751 #766C17 #17763C

split-complementary

#172176 #763C17 #517617

monochromatic

#05071A #0D1343 #172176 #212FA9 #3142D7

Accessibility & contrast

On white

13.86

#172176 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.52

#172176 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #172176

13.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##172176	#FFFFFF	#000000	##FFFFFF
##172176	1.00	13.86	1.52	13.86
#FFFFFF	13.86	1.00	21.00	1.00
#000000	1.52	21.00	1.00	21.00
##FFFFFF	13.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003179

Deuteranopia (green-blind)

#002874

Tritanopia (blue-blind)

#003848

Achromatopsia (no color)

#2D2D2D

Design tokens & code

CSS

--color: #172176;
/* rgb */ color: rgb(23, 33, 118);
/* oklch */ color: oklch(30.7% 0.143 269.8);

Tailwind

colors: {
  custom: {
    50: '#665c9e',
    500: '#172176',
    950: '#000000',
  },
}

SCSS

$custom: #172176;
$custom-light: #665c9e;
$custom-dark: #000000;

JSON

{
  "hex": "#172176",
  "rgb": {
    "r": 23,
    "g": 33,
    "b": 118
  },
  "hsl": {
    "h": 233.684,
    "s": 67.376,
    "l": 27.647
  },
  "oklch": {
    "l": 0.30704,
    "c": 0.14327,
    "h": 269.8
  },
  "luminance": 0.02578
}

Semantic roles & 50–950 ramp

primary

#172176

secondary

#ABA03E

accent

#D83EEA

background

#F6F5F9

surface

#EBE9F2

border

#C6C5CC

text

#07040E

muted

#7A797E

Preview Lab

Preview with #172176

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

Preview Lab → · Contrast checker → · Palette generator →