#174E72#174E72

#174E72 is a dark, moderate cyan. Relative luminance 0.068; OKLCH L 40.7% C 0.082 H 242.0°. Best body text is #FFFFFF at 8.86:1 contrast (WCAG AA passes).

Color values

HEX	#174E72
RGB	rgb(23, 78, 114)
HSL	hsl(204, 66%, 27%)
HSV	hsv(204, 80%, 45%)
CMYK	cmyk(79.8%, 31.6%, 0%, 55.3%)
CIE-LAB	lab(31.45, -4.20, -25.70)
CIE-LCH	lch(31.45, 26.04, 260.73°)
OKLab	oklab(40.68% -0.0387 -0.0728)
OKLCH	oklch(40.68% 0.082 242)
XYZ	xyz(6.1138, 6.8451, 16.9153)
Luminance	0.0685 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#174E72 #723B17

analogous

#177269 #174E72 #172172

triadic

#174E72 #72174E #4E7217

tetradic

#174E72 #691772 #723B17 #217217

square

#174E72 #691772 #723B17 #217217

split-complementary

#174E72 #721721 #726917

monochromatic

#051119 #0D2B3F #174E72 #2171A5 #2E93D5

Accessibility & contrast

On white

8.86

#174E72 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.37

#174E72 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #174E72

8.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##174E72	#FFFFFF	#000000	##FFFFFF
##174E72	1.00	8.86	2.37	8.86
#FFFFFF	8.86	1.00	21.00	1.00
#000000	2.37	21.00	1.00	21.00
##FFFFFF	8.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3D4F74

Deuteranopia (green-blind)

#314671

Tritanopia (blue-blind)

#00575B

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #174e72;
/* rgb */ color: rgb(23, 78, 114);
/* oklch */ color: oklch(40.7% 0.082 242.0);

Tailwind

colors: {
  custom: {
    50: '#637f9a',
    500: '#174e72',
    950: '#000000',
  },
}

SCSS

$custom: #174e72;
$custom-light: #637f9a;
$custom-dark: #000000;

JSON

{
  "hex": "#174e72",
  "rgb": {
    "r": 23,
    "g": 78,
    "b": 114
  },
  "hsl": {
    "h": 203.736,
    "s": 66.423,
    "l": 26.863
  },
  "oklch": {
    "l": 0.40679,
    "c": 0.08244,
    "h": 242
  },
  "luminance": 0.06846
}

Semantic roles & 50–950 ramp

primary

#174E72

secondary

#A8673D

accent

#823EE9

background

#F6F7F9

surface

#EBEEF2

border

#C6C9CC

text

#060A0E

muted

#7A7C7E

Preview Lab

Preview with #174E72

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

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