#174C74#174C74

#174C74 is a dark, moderate cyan. Relative luminance 0.066; OKLCH L 40.3% C 0.087 H 245.5°. Best body text is #FFFFFF at 9.04:1 contrast (WCAG AA passes).

Color values

HEX	#174C74
RGB	rgb(23, 76, 116)
HSL	hsl(206, 67%, 27%)
HSV	hsv(206, 80%, 45%)
CMYK	cmyk(80.2%, 34.5%, 0%, 54.5%)
CIE-LAB	lab(30.91, -2.11, -27.82)
CIE-LCH	lch(30.91, 27.90, 265.66°)
OKLab	oklab(40.28% -0.036 -0.079)
OKLCH	oklch(40.28% 0.087 245.5)
XYZ	xyz(6.0890, 6.6113, 17.4748)
Luminance	0.0661 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#174C74 #743F17

analogous

#17746D #174C74 #171E74

triadic

#174C74 #74174C #4C7417

tetradic

#174C74 #6D1774 #743F17 #1E7417

square

#174C74 #6D1774 #743F17 #1E7417

split-complementary

#174C74 #74171E #746D17

monochromatic

#05111A #0D2B41 #174C74 #216DA7 #308ED6

Accessibility & contrast

On white

9.04

#174C74 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.32

#174C74 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #174C74

9.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##174C74	#FFFFFF	#000000	##FFFFFF
##174C74	1.00	9.04	2.32	9.04
#FFFFFF	9.04	1.00	21.00	1.00
#000000	2.32	21.00	1.00	21.00
##FFFFFF	9.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#394D76

Deuteranopia (green-blind)

#2C4573

Tritanopia (blue-blind)

#00565A

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #174c74;
/* rgb */ color: rgb(23, 76, 116);
/* oklch */ color: oklch(40.3% 0.087 245.5);

Tailwind

colors: {
  custom: {
    50: '#637d9c',
    500: '#174c74',
    950: '#000000',
  },
}

SCSS

$custom: #174c74;
$custom-light: #637d9c;
$custom-dark: #000000;

JSON

{
  "hex": "#174c74",
  "rgb": {
    "r": 23,
    "g": 76,
    "b": 116
  },
  "hsl": {
    "h": 205.806,
    "s": 66.906,
    "l": 27.255
  },
  "oklch": {
    "l": 0.40283,
    "c": 0.0868,
    "h": 245.5
  },
  "luminance": 0.06612
}

Semantic roles & 50–950 ramp

primary

#174C74

secondary

#A96C3D

accent

#883EEA

background

#F6F7F9

surface

#EBEEF2

border

#C6C9CC

text

#06090E

muted

#7A7B7E

Preview Lab

Preview with #174C74

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

Preview Lab → · Contrast checker → · Palette generator →