#173145#173145

#173145 is a dark, muted cyan. Relative luminance 0.028; OKLCH L 30.3% C 0.049 H 243.6°. Best body text is #FFFFFF at 13.45:1 contrast (WCAG AA passes).

Color values

HEX	#173145
RGB	rgb(23, 49, 69)
HSL	hsl(206, 50%, 18%)
HSV	hsv(206, 67%, 27%)
CMYK	cmyk(66.7%, 29%, 0%, 72.9%)
CIE-LAB	lab(19.26, -2.78, -15.48)
CIE-LCH	lch(19.26, 15.72, 259.82°)
OKLab	oklab(30.26% -0.0216 -0.0434)
OKLCH	oklch(30.26% 0.049 243.6)
XYZ	xyz(2.5254, 2.8082, 6.0380)
Luminance	0.0281 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#173145 #452B17

analogous

#174542 #173145 #171A45

triadic

#173145 #451731 #314517

tetradic

#173145 #421745 #452B17 #1A4517

square

#173145 #421745 #452B17 #1A4517

split-complementary

#173145 #45171A #454217

monochromatic

#081017 #081017 #173145 #265273 #3672A1

Accessibility & contrast

On white

13.45

#173145 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.56

#173145 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #173145

13.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##173145	#FFFFFF	#000000	##FFFFFF
##173145	1.00	13.45	1.56	13.45
#FFFFFF	13.45	1.00	21.00	1.00
#000000	1.56	21.00	1.00	21.00
##FFFFFF	13.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#283146

Deuteranopia (green-blind)

#222D45

Tritanopia (blue-blind)

#003638

Achromatopsia (no color)

#2F2F2F

Design tokens & code

CSS

--color: #173145;
/* rgb */ color: rgb(23, 49, 69);
/* oklch */ color: oklch(30.3% 0.049 243.6);

Tailwind

colors: {
  custom: {
    50: '#596878',
    500: '#173145',
    950: '#000000',
  },
}

SCSS

$custom: #173145;
$custom-light: #596878;
$custom-dark: #000000;

JSON

{
  "hex": "#173145",
  "rgb": {
    "r": 23,
    "g": 49,
    "b": 69
  },
  "hsl": {
    "h": 206.087,
    "s": 50,
    "l": 18.039
  },
  "oklch": {
    "l": 0.30258,
    "c": 0.04851,
    "h": 243.6
  },
  "luminance": 0.02808
}

Semantic roles & 50–950 ramp

primary

#173145

secondary

#7C583C

accent

#8B4EDA

background

#F5F6F7

surface

#E9EBED

border

#C5C6C8

text

#040609

muted

#797A7B

Preview Lab

Preview with #173145

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

Preview Lab → · Contrast checker → · Palette generator →