#174D72#174D72

#174D72 is a dark, moderate cyan. Relative luminance 0.067; OKLCH L 40.4% C 0.083 H 243.1°. Best body text is #FFFFFF at 8.97:1 contrast (WCAG AA passes).

Color values

HEX	#174D72
RGB	rgb(23, 77, 114)
HSL	hsl(204, 66%, 27%)
HSV	hsv(204, 80%, 45%)
CMYK	cmyk(79.8%, 32.5%, 0%, 55.3%)
CIE-LAB	lab(31.12, -3.56, -26.22)
CIE-LCH	lch(31.12, 26.46, 262.28°)
OKLab	oklab(40.42% -0.0377 -0.0743)
OKLCH	oklch(40.42% 0.083 243.1)
XYZ	xyz(6.0433, 6.7041, 16.8918)
Luminance	0.0670 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#174D72 #723C17

analogous

#17726A #174D72 #171F72

triadic

#174D72 #72174D #4D7217

tetradic

#174D72 #6A1772 #723C17 #1F7217

square

#174D72 #6A1772 #723C17 #1F7217

split-complementary

#174D72 #72171F #726A17

monochromatic

#051119 #0D2B3F #174D72 #216FA5 #2E91D5

Accessibility & contrast

On white

8.97

#174D72 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.34

#174D72 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #174D72

8.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##174D72	#FFFFFF	#000000	##FFFFFF
##174D72	1.00	8.97	2.34	8.97
#FFFFFF	8.97	1.00	21.00	1.00
#000000	2.34	21.00	1.00	21.00
##FFFFFF	8.97	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3C4E74

Deuteranopia (green-blind)

#2F4571

Tritanopia (blue-blind)

#00565A

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #174d72;
/* rgb */ color: rgb(23, 77, 114);
/* oklch */ color: oklch(40.4% 0.083 243.1);

Tailwind

colors: {
  custom: {
    50: '#637e9a',
    500: '#174d72',
    950: '#000000',
  },
}

SCSS

$custom: #174d72;
$custom-light: #637e9a;
$custom-dark: #000000;

JSON

{
  "hex": "#174d72",
  "rgb": {
    "r": 23,
    "g": 77,
    "b": 114
  },
  "hsl": {
    "h": 204.396,
    "s": 66.423,
    "l": 26.863
  },
  "oklch": {
    "l": 0.4042,
    "c": 0.08331,
    "h": 243.1
  },
  "luminance": 0.06705
}

Semantic roles & 50–950 ramp

primary

#174D72

secondary

#A8683D

accent

#843EE9

background

#F6F7F9

surface

#EBEEF2

border

#C6C9CC

text

#06090E

muted

#7A7B7E

Preview Lab

Preview with #174D72

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

Preview Lab → · Contrast checker → · Palette generator →