#173452#173452

#173452 is a dark, moderate cyan. Relative luminance 0.032; OKLCH L 31.9% C 0.064 H 251.2°. Best body text is #FFFFFF at 12.73:1 contrast (WCAG AA passes).

Color values

HEX	#173452
RGB	rgb(23, 52, 82)
HSL	hsl(211, 56%, 21%)
HSV	hsv(211, 72%, 32%)
CMYK	cmyk(72%, 36.6%, 0%, 67.8%)
CIE-LAB	lab(21.01, 0.30, -21.48)
CIE-LCH	lch(21.01, 21.49, 270.81°)
OKLab	oklab(31.87% -0.0207 -0.0608)
OKLCH	oklch(31.87% 0.064 251.2)
XYZ	xyz(3.1038, 3.2470, 8.4442)
Luminance	0.0325 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#173452 #523517

analogous

#175152 #173452 #171752

triadic

#173452 #521734 #345217

tetradic

#173452 #521751 #523517 #175217

square

#173452 #521751 #523517 #175217

split-complementary

#173452 #521717 #515217

monochromatic

#070F18 #0A1622 #173452 #245282 #3271B2

Accessibility & contrast

On white

12.73

#173452 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.65

#173452 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #173452

12.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##173452	#FFFFFF	#000000	##FFFFFF
##173452	1.00	12.73	1.65	12.73
#FFFFFF	12.73	1.00	21.00	1.00
#000000	1.65	21.00	1.00	21.00
##FFFFFF	12.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#273653

Deuteranopia (green-blind)

#1F3051

Tritanopia (blue-blind)

#003B3F

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #173452;
/* rgb */ color: rgb(23, 52, 82);
/* oklch */ color: oklch(31.9% 0.064 251.2);

Tailwind

colors: {
  custom: {
    50: '#5b6b83',
    500: '#173452',
    950: '#000000',
  },
}

SCSS

$custom: #173452;
$custom-light: #5b6b83;
$custom-dark: #000000;

JSON

{
  "hex": "#173452",
  "rgb": {
    "r": 23,
    "g": 52,
    "b": 82
  },
  "hsl": {
    "h": 210.508,
    "s": 56.19,
    "l": 20.588
  },
  "oklch": {
    "l": 0.31869,
    "c": 0.06428,
    "h": 251.2
  },
  "luminance": 0.03247
}

Semantic roles & 50–950 ramp

primary

#173452

secondary

#89633C

accent

#9548DF

background

#F5F6F8

surface

#E9EBEF

border

#C5C6CA

text

#04060A

muted

#797A7C

Preview Lab

Preview with #173452

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

Preview Lab → · Contrast checker → · Palette generator →