#173760#173760

#173760 is a dark, moderate cyan. Relative luminance 0.038; OKLCH L 33.6% C 0.082 H 255.8°. Best body text is #FFFFFF at 11.99:1 contrast (WCAG AA passes).

Color values

HEX	#173760
RGB	rgb(23, 55, 96)
HSL	hsl(214, 61%, 23%)
HSV	hsv(214, 76%, 38%)
CMYK	cmyk(76%, 42.7%, 0%, 62.4%)
CIE-LAB	lab(22.86, 3.93, -27.78)
CIE-LCH	lch(22.86, 28.06, 278.06°)
OKLab	oklab(33.59% -0.02 -0.0792)
OKLCH	oklch(33.59% 0.082 255.8)
XYZ	xyz(3.8301, 3.7587, 11.5877)
Luminance	0.0376 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#173760 #604017

analogous

#175B60 #173760 #1B1760

triadic

#173760 #601737 #376017

tetradic

#173760 #60175B #604017 #17601B

square

#173760 #60175B #604017 #17601B

split-complementary

#173760 #601B17 #5B6017

monochromatic

#060E19 #0B1B2F #173760 #235391 #2F70C3

Accessibility & contrast

On white

11.99

#173760 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.75

#173760 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #173760

11.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##173760	#FFFFFF	#000000	##FFFFFF
##173760	1.00	11.99	1.75	11.99
#FFFFFF	11.99	1.00	21.00	1.00
#000000	1.75	21.00	1.00	21.00
##FFFFFF	11.99	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#243A62

Deuteranopia (green-blind)

#18335F

Tritanopia (blue-blind)

#004146

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #173760;
/* rgb */ color: rgb(23, 55, 96);
/* oklch */ color: oklch(33.6% 0.082 255.8);

Tailwind

colors: {
  custom: {
    50: '#5f6d8d',
    500: '#173760',
    950: '#000000',
  },
}

SCSS

$custom: #173760;
$custom-light: #5f6d8d;
$custom-dark: #000000;

JSON

{
  "hex": "#173760",
  "rgb": {
    "r": 23,
    "g": 55,
    "b": 96
  },
  "hsl": {
    "h": 213.699,
    "s": 61.345,
    "l": 23.333
  },
  "oklch": {
    "l": 0.33591,
    "c": 0.08174,
    "h": 255.8
  },
  "luminance": 0.03759
}

Semantic roles & 50–950 ramp

primary

#173760

secondary

#976F3C

accent

#9E43E4

background

#F5F6F8

surface

#EAEBF0

border

#C6C6CB

text

#05070C

muted

#797A7D

Preview Lab

Preview with #173760

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

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