#171452#171452

#171452 is a very dark, moderate blue. Relative luminance 0.013; OKLCH L 24.5% C 0.108 H 276.9°. Best body text is #FFFFFF at 16.69:1 contrast (WCAG AA passes).

Color values

HEX	#171452
RGB	rgb(23, 20, 82)
HSL	hsl(243, 61%, 20%)
HSV	hsv(243, 76%, 32%)
CMYK	cmyk(72%, 75.6%, 0%, 67.8%)
CIE-LAB	lab(11.22, 23.57, -37.25)
CIE-LCH	lch(11.22, 44.08, 302.32°)
OKLab	oklab(24.46% 0.013 -0.1075)
OKLCH	oklch(24.46% 0.108 276.9)
XYZ	xyz(2.1260, 1.2915, 8.1183)
Luminance	0.0129 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#171452 #4F5214

analogous

#143052 #171452 #361452

triadic

#171452 #521714 #145217

tetradic

#171452 #521430 #4F5214 #145236

square

#171452 #521430 #4F5214 #145236

split-complementary

#171452 #523614 #305214

monochromatic

#070619 #090821 #171452 #252083 #332CB4

Accessibility & contrast

On white

16.69

#171452 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.26

#171452 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #171452

16.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##171452	#FFFFFF	#000000	##FFFFFF
##171452	1.00	16.69	1.26	16.69
#FFFFFF	16.69	1.00	21.00	1.00
#000000	1.26	21.00	1.00	21.00
##FFFFFF	16.69	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002154

Deuteranopia (green-blind)

#001B51

Tritanopia (blue-blind)

#002531

Achromatopsia (no color)

#1E1E1E

Design tokens & code

CSS

--color: #171452;
/* rgb */ color: rgb(23, 20, 82);
/* oklch */ color: oklch(24.5% 0.108 276.9);

Tailwind

colors: {
  custom: {
    50: '#5e5283',
    500: '#171452',
    950: '#000000',
  },
}

SCSS

$custom: #171452;
$custom-light: #5e5283;
$custom-dark: #000000;

JSON

{
  "hex": "#171452",
  "rgb": {
    "r": 23,
    "g": 20,
    "b": 82
  },
  "hsl": {
    "h": 242.903,
    "s": 60.784,
    "l": 20
  },
  "oklch": {
    "l": 0.24458,
    "c": 0.10834,
    "h": 276.9
  },
  "luminance": 0.01292
}

Semantic roles & 50–950 ramp

primary

#171452

secondary

#868A38

accent

#E444DC

background

#F5F4F8

surface

#E9E7EF

border

#C5C3CA

text

#05020B

muted

#79787C

Preview Lab

Preview with #171452

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

Preview Lab → · Contrast checker → · Palette generator →