#173153#173153

#173153 is a dark, moderate cyan. Relative luminance 0.030; OKLCH L 31.1% C 0.069 H 255.9°. Best body text is #FFFFFF at 13.12:1 contrast (WCAG AA passes).

Color values

HEX	#173153
RGB	rgb(23, 49, 83)
HSL	hsl(214, 57%, 21%)
HSV	hsv(214, 72%, 33%)
CMYK	cmyk(72.3%, 41%, 0%, 67.5%)
CIE-LAB	lab(20.06, 2.82, -23.65)
CIE-LCH	lch(20.06, 23.82, 276.80°)
OKLab	oklab(31.15% -0.0168 -0.0672)
OKLCH	oklch(31.15% 0.069 255.9)
XYZ	xyz(3.0124, 3.0030, 8.6028)
Luminance	0.0300 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#173153 #533917

analogous

#174F53 #173153 #1B1753

triadic

#173153 #531731 #315317

tetradic

#173153 #53174F #533917 #17531B

square

#173153 #53174F #533917 #17531B

split-complementary

#173153 #531B17 #4F5317

monochromatic

#070E18 #0A1523 #173153 #244D83 #326AB3

Accessibility & contrast

On white

13.12

#173153 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.60

#173153 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #173153

13.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##173153	#FFFFFF	#000000	##FFFFFF
##173153	1.00	13.12	1.60	13.12
#FFFFFF	13.12	1.00	21.00	1.00
#000000	1.60	21.00	1.00	21.00
##FFFFFF	13.12	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#223354

Deuteranopia (green-blind)

#192E52

Tritanopia (blue-blind)

#00393E

Achromatopsia (no color)

#303030

Design tokens & code

CSS

--color: #173153;
/* rgb */ color: rgb(23, 49, 83);
/* oklch */ color: oklch(31.1% 0.069 255.9);

Tailwind

colors: {
  custom: {
    50: '#5c6883',
    500: '#173153',
    950: '#000000',
  },
}

SCSS

$custom: #173153;
$custom-light: #5c6883;
$custom-dark: #000000;

JSON

{
  "hex": "#173153",
  "rgb": {
    "r": 23,
    "g": 49,
    "b": 83
  },
  "hsl": {
    "h": 214,
    "s": 56.604,
    "l": 20.784
  },
  "oklch": {
    "l": 0.31145,
    "c": 0.06932,
    "h": 255.9
  },
  "luminance": 0.03003
}

Semantic roles & 50–950 ramp

primary

#173153

secondary

#8A683C

accent

#9E48E0

background

#F5F6F8

surface

#E9EBEF

border

#C5C6CA

text

#04060A

muted

#797A7C

Preview Lab

Preview with #173153

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

Preview Lab → · Contrast checker → · Palette generator →