#172452#172452

#172452 is a dark, moderate blue. Relative luminance 0.021; OKLCH L 27.8% C 0.086 H 268.5°. Best body text is #FFFFFF at 14.89:1 contrast (WCAG AA passes).

Color values

HEX	#172452
RGB	rgb(23, 36, 82)
HSL	hsl(227, 56%, 21%)
HSV	hsv(227, 72%, 32%)
CMYK	cmyk(72%, 56.1%, 0%, 67.8%)
CIE-LAB	lab(15.76, 11.92, -29.85)
CIE-LCH	lch(15.76, 32.14, 291.77°)
OKLab	oklab(27.82% -0.0023 -0.0857)
OKLCH	oklch(27.82% 0.086 268.5)
XYZ	xyz(2.5067, 2.0529, 8.2451)
Luminance	0.0205 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#172452 #524517

analogous

#174152 #172452 #271752

triadic

#172452 #521724 #245217

tetradic

#172452 #521741 #524517 #175227

square

#172452 #521741 #524517 #175227

split-complementary

#172452 #522717 #415217

monochromatic

#070A18 #0A0F22 #172452 #243982 #324EB2

Accessibility & contrast

On white

14.89

#172452 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.41

#172452 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #172452

14.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##172452	#FFFFFF	#000000	##FFFFFF
##172452	1.00	14.89	1.41	14.89
#FFFFFF	14.89	1.00	21.00	1.00
#000000	1.41	21.00	1.00	21.00
##FFFFFF	14.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#092A54

Deuteranopia (green-blind)

#002551

Tritanopia (blue-blind)

#002F37

Achromatopsia (no color)

#272727

Design tokens & code

CSS

--color: #172452;
/* rgb */ color: rgb(23, 36, 82);
/* oklch */ color: oklch(27.8% 0.086 268.5);

Tailwind

colors: {
  custom: {
    50: '#5c5e83',
    500: '#172452',
    950: '#000000',
  },
}

SCSS

$custom: #172452;
$custom-light: #5c5e83;
$custom-dark: #000000;

JSON

{
  "hex": "#172452",
  "rgb": {
    "r": 23,
    "g": 36,
    "b": 82
  },
  "hsl": {
    "h": 226.78,
    "s": 56.19,
    "l": 20.588
  },
  "oklch": {
    "l": 0.2782,
    "c": 0.08569,
    "h": 268.5
  },
  "luminance": 0.02053
}

Semantic roles & 50–950 ramp

primary

#172452

secondary

#89783C

accent

#BE48DF

background

#F5F5F8

surface

#E9E9EF

border

#C5C5CA

text

#04040A

muted

#79797C

Preview Lab

Preview with #172452

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

Preview Lab → · Contrast checker → · Palette generator →