#174D73#174D73

#174D73 is a dark, moderate cyan. Relative luminance 0.067; OKLCH L 40.5% C 0.085 H 243.8°. Best body text is #FFFFFF at 8.95:1 contrast (WCAG AA passes).

Color values

HEX	#174D73
RGB	rgb(23, 77, 115)
HSL	hsl(205, 67%, 27%)
HSV	hsv(205, 80%, 45%)
CMYK	cmyk(80%, 33%, 0%, 54.9%)
CIE-LAB	lab(31.18, -3.16, -26.76)
CIE-LCH	lch(31.18, 26.95, 263.27°)
OKLab	oklab(40.48% -0.0373 -0.0759)
OKLCH	oklch(40.48% 0.085 243.8)
XYZ	xyz(6.1005, 6.7270, 17.1932)
Luminance	0.0673 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#174D73 #733D17

analogous

#17736B #174D73 #171F73

triadic

#174D73 #73174D #4D7317

tetradic

#174D73 #6B1773 #733D17 #1F7317

square

#174D73 #6B1773 #733D17 #1F7317

split-complementary

#174D73 #73171F #736B17

monochromatic

#05111A #0D2B40 #174D73 #216FA6 #2F91D5

Accessibility & contrast

On white

8.95

#174D73 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.35

#174D73 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #174D73

8.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##174D73	#FFFFFF	#000000	##FFFFFF
##174D73	1.00	8.95	2.35	8.95
#FFFFFF	8.95	1.00	21.00	1.00
#000000	2.35	21.00	1.00	21.00
##FFFFFF	8.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3B4E75

Deuteranopia (green-blind)

#2F4672

Tritanopia (blue-blind)

#00565B

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #174d73;
/* rgb */ color: rgb(23, 77, 115);
/* oklch */ color: oklch(40.5% 0.085 243.8);

Tailwind

colors: {
  custom: {
    50: '#637e9b',
    500: '#174d73',
    950: '#000000',
  },
}

SCSS

$custom: #174d73;
$custom-light: #637e9b;
$custom-dark: #000000;

JSON

{
  "hex": "#174d73",
  "rgb": {
    "r": 23,
    "g": 77,
    "b": 115
  },
  "hsl": {
    "h": 204.783,
    "s": 66.667,
    "l": 27.059
  },
  "oklch": {
    "l": 0.4048,
    "c": 0.08458,
    "h": 243.8
  },
  "luminance": 0.06728
}

Semantic roles & 50–950 ramp

primary

#174D73

secondary

#A96A3D

accent

#853EEA

background

#F6F7F9

surface

#EBEEF2

border

#C6C9CC

text

#06090E

muted

#7A7B7E

Preview Lab

Preview with #174D73

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

Preview Lab → · Contrast checker → · Palette generator →