#174A73#174A73

#174A73 is a dark, moderate cyan. Relative luminance 0.063; OKLCH L 39.7% C 0.087 H 246.9°. Best body text is #FFFFFF at 9.28:1 contrast (WCAG AA passes).

Color values

HEX	#174A73
RGB	rgb(23, 74, 115)
HSL	hsl(207, 67%, 27%)
HSV	hsv(207, 80%, 45%)
CMYK	cmyk(80%, 35.7%, 0%, 54.9%)
CIE-LAB	lab(30.20, -1.21, -28.31)
CIE-LCH	lch(30.20, 28.33, 267.56°)
OKLab	oklab(39.71% -0.0343 -0.0804)
OKLCH	oklch(39.71% 0.087 246.9)
XYZ	xyz(5.8955, 6.3168, 17.1249)
Luminance	0.0632 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#174A73 #734017

analogous

#17736E #174A73 #171C73

triadic

#174A73 #73174A #4A7317

tetradic

#174A73 #6E1773 #734017 #1C7317

square

#174A73 #6E1773 #734017 #1C7317

split-complementary

#174A73 #73171C #736E17

monochromatic

#05101A #0D2940 #174A73 #216BA6 #2F8BD5

Accessibility & contrast

On white

9.28

#174A73 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.26

#174A73 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #174A73

9.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##174A73	#FFFFFF	#000000	##FFFFFF
##174A73	1.00	9.28	2.26	9.28
#FFFFFF	9.28	1.00	21.00	1.00
#000000	2.26	21.00	1.00	21.00
##FFFFFF	9.28	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#374C75

Deuteranopia (green-blind)

#2A4372

Tritanopia (blue-blind)

#005459

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #174a73;
/* rgb */ color: rgb(23, 74, 115);
/* oklch */ color: oklch(39.7% 0.087 246.9);

Tailwind

colors: {
  custom: {
    50: '#637c9b',
    500: '#174a73',
    950: '#000000',
  },
}

SCSS

$custom: #174a73;
$custom-light: #637c9b;
$custom-dark: #000000;

JSON

{
  "hex": "#174a73",
  "rgb": {
    "r": 23,
    "g": 74,
    "b": 115
  },
  "hsl": {
    "h": 206.739,
    "s": 66.667,
    "l": 27.059
  },
  "oklch": {
    "l": 0.39708,
    "c": 0.08744,
    "h": 246.9
  },
  "luminance": 0.06318
}

Semantic roles & 50–950 ramp

primary

#174A73

secondary

#A96D3D

accent

#8B3EEA

background

#F6F7F9

surface

#EBEEF2

border

#C6C9CC

text

#06090E

muted

#7A7B7E

Preview Lab

Preview with #174A73

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

Preview Lab → · Contrast checker → · Palette generator →