#172374#172374

#172374 is a dark, vivid blue. Relative luminance 0.026; OKLCH L 30.9% C 0.138 H 269.4°. Best body text is #FFFFFF at 13.73:1 contrast (WCAG AA passes).

Color values

HEX	#172374
RGB	rgb(23, 35, 116)
HSL	hsl(232, 67%, 27%)
HSV	hsv(232, 80%, 45%)
CMYK	cmyk(80.2%, 69.8%, 0%, 54.5%)
CIE-LAB	lab(18.56, 26.47, -47.71)
CIE-LCH	lch(18.56, 54.56, 299.02°)
OKLab	oklab(30.86% -0.0014 -0.1381)
OKLCH	oklch(30.86% 0.138 269.4)
XYZ	xyz(4.1057, 2.6447, 16.8137)
Luminance	0.0265 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#172374 #746817

analogous

#175274 #172374 #3A1774

triadic

#172374 #741723 #237417

tetradic

#172374 #741752 #746817 #17743A

square

#172374 #741752 #746817 #17743A

split-complementary

#172374 #743A17 #527417

monochromatic

#05081A #0D1441 #172374 #2132A7 #3045D6

Accessibility & contrast

On white

13.73

#172374 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.53

#172374 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #172374

13.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##172374	#FFFFFF	#000000	##FFFFFF
##172374	1.00	13.73	1.53	13.73
#FFFFFF	13.73	1.00	21.00	1.00
#000000	1.53	21.00	1.00	21.00
##FFFFFF	13.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003277

Deuteranopia (green-blind)

#002972

Tritanopia (blue-blind)

#003948

Achromatopsia (no color)

#2D2D2D

Design tokens & code

CSS

--color: #172374;
/* rgb */ color: rgb(23, 35, 116);
/* oklch */ color: oklch(30.9% 0.138 269.4);

Tailwind

colors: {
  custom: {
    50: '#655e9d',
    500: '#172374',
    950: '#000000',
  },
}

SCSS

$custom: #172374;
$custom-light: #655e9d;
$custom-dark: #000000;

JSON

{
  "hex": "#172374",
  "rgb": {
    "r": 23,
    "g": 35,
    "b": 116
  },
  "hsl": {
    "h": 232.258,
    "s": 66.906,
    "l": 27.255
  },
  "oklch": {
    "l": 0.30856,
    "c": 0.1381,
    "h": 269.4
  },
  "luminance": 0.02645
}

Semantic roles & 50–950 ramp

primary

#172374

secondary

#A99B3D

accent

#D43EEA

background

#F6F5F9

surface

#EBE9F2

border

#C6C5CC

text

#07040E

muted

#7A797E

Preview Lab

Preview with #172374

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

Preview Lab → · Contrast checker → · Palette generator →