#173045#173045

#173045 is a dark, muted cyan. Relative luminance 0.027; OKLCH L 30.0% C 0.049 H 245.8°. Best body text is #FFFFFF at 13.59:1 contrast (WCAG AA passes).

Color values

HEX	#173045
RGB	rgb(23, 48, 69)
HSL	hsl(207, 50%, 18%)
HSV	hsv(207, 67%, 27%)
CMYK	cmyk(66.7%, 30.4%, 0%, 72.9%)
CIE-LAB	lab(18.91, -2.09, -16.02)
CIE-LCH	lch(18.91, 16.16, 262.57°)
OKLab	oklab(29.98% -0.0202 -0.045)
OKLCH	oklch(29.98% 0.049 245.8)
XYZ	xyz(2.4841, 2.7255, 6.0242)
Luminance	0.0273 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#173045 #452C17

analogous

#174543 #173045 #171945

triadic

#173045 #451730 #304517

tetradic

#173045 #431745 #452C17 #194517

square

#173045 #431745 #452C17 #194517

split-complementary

#173045 #451719 #454317

monochromatic

#081017 #081017 #173045 #265073 #3670A1

Accessibility & contrast

On white

13.59

#173045 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.55

#173045 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #173045

13.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##173045	#FFFFFF	#000000	##FFFFFF
##173045	1.00	13.59	1.55	13.59
#FFFFFF	13.59	1.00	21.00	1.00
#000000	1.55	21.00	1.00	21.00
##FFFFFF	13.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#273046

Deuteranopia (green-blind)

#212C45

Tritanopia (blue-blind)

#003537

Achromatopsia (no color)

#2E2E2E

Design tokens & code

CSS

--color: #173045;
/* rgb */ color: rgb(23, 48, 69);
/* oklch */ color: oklch(30.0% 0.049 245.8);

Tailwind

colors: {
  custom: {
    50: '#596878',
    500: '#173045',
    950: '#000000',
  },
}

SCSS

$custom: #173045;
$custom-light: #596878;
$custom-dark: #000000;

JSON

{
  "hex": "#173045",
  "rgb": {
    "r": 23,
    "g": 48,
    "b": 69
  },
  "hsl": {
    "h": 207.391,
    "s": 50,
    "l": 18.039
  },
  "oklch": {
    "l": 0.29982,
    "c": 0.04937,
    "h": 245.8
  },
  "luminance": 0.02726
}

Semantic roles & 50–950 ramp

primary

#173045

secondary

#7C593C

accent

#8E4EDA

background

#F5F6F7

surface

#E9EBED

border

#C5C6C8

text

#040609

muted

#797A7B

Preview Lab

Preview with #173045

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

Preview Lab → · Contrast checker → · Palette generator →