#174F73#174F73

#174F73 is a dark, moderate cyan. Relative luminance 0.070; OKLCH L 41.0% C 0.083 H 241.6°. Best body text is #FFFFFF at 8.74:1 contrast (WCAG AA passes).

Color values

HEX	#174F73
RGB	rgb(23, 79, 115)
HSL	hsl(203, 67%, 27%)
HSV	hsv(203, 80%, 45%)
CMYK	cmyk(80%, 31.3%, 0%, 54.9%)
CIE-LAB	lab(31.83, -4.44, -25.73)
CIE-LCH	lch(31.83, 26.11, 260.21°)
OKLab	oklab(41% -0.0394 -0.0729)
OKLCH	oklch(41% 0.083 241.6)
XYZ	xyz(6.2426, 7.0112, 17.2406)
Luminance	0.0701 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#174F73 #733B17

analogous

#177369 #174F73 #172173

triadic

#174F73 #73174F #4F7317

tetradic

#174F73 #691773 #733B17 #217317

square

#174F73 #691773 #733B17 #217317

split-complementary

#174F73 #731721 #736917

monochromatic

#05121A #0D2C40 #174F73 #2172A6 #2F94D5

Accessibility & contrast

On white

8.74

#174F73 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.40

#174F73 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #174F73

8.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##174F73	#FFFFFF	#000000	##FFFFFF
##174F73	1.00	8.74	2.40	8.74
#FFFFFF	8.74	1.00	21.00	1.00
#000000	2.40	21.00	1.00	21.00
##FFFFFF	8.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3E5075

Deuteranopia (green-blind)

#324772

Tritanopia (blue-blind)

#00585C

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #174f73;
/* rgb */ color: rgb(23, 79, 115);
/* oklch */ color: oklch(41.0% 0.083 241.6);

Tailwind

colors: {
  custom: {
    50: '#63809b',
    500: '#174f73',
    950: '#000000',
  },
}

SCSS

$custom: #174f73;
$custom-light: #63809b;
$custom-dark: #000000;

JSON

{
  "hex": "#174f73",
  "rgb": {
    "r": 23,
    "g": 79,
    "b": 115
  },
  "hsl": {
    "h": 203.478,
    "s": 66.667,
    "l": 27.059
  },
  "oklch": {
    "l": 0.40998,
    "c": 0.08283,
    "h": 241.6
  },
  "luminance": 0.07012
}

Semantic roles & 50–950 ramp

primary

#174F73

secondary

#A9673D

accent

#813EEA

background

#F6F7F9

surface

#EBEEF2

border

#C6C9CC

text

#060A0E

muted

#7A7C7E

Preview Lab

Preview with #174F73

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

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