#174D78#174D78

#174D78 is a dark, moderate cyan. Relative luminance 0.068; OKLCH L 40.8% C 0.091 H 246.9°. Best body text is #FFFFFF at 8.86:1 contrast (WCAG AA passes).

Color values

HEX	#174D78
RGB	rgb(23, 77, 120)
HSL	hsl(207, 68%, 28%)
HSV	hsv(207, 81%, 47%)
CMYK	cmyk(80.8%, 35.8%, 0%, 52.9%)
CIE-LAB	lab(31.45, -1.16, -29.46)
CIE-LCH	lch(31.45, 29.48, 267.75°)
OKLab	oklab(40.79% -0.0357 -0.0838)
OKLCH	oklch(40.79% 0.091 246.9)
XYZ	xyz(6.3961, 6.8452, 18.7498)
Luminance	0.0685 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#174D78 #784217

analogous

#177872 #174D78 #171C78

triadic

#174D78 #78174D #4D7817

tetradic

#174D78 #721778 #784217 #1C7817

square

#174D78 #721778 #784217 #1C7817

split-complementary

#174D78 #78171C #787217

monochromatic

#05101A #0D2C45 #174D78 #216EAB #328ED8

Accessibility & contrast

On white

8.86

#174D78 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.37

#174D78 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #174D78

8.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##174D78	#FFFFFF	#000000	##FFFFFF
##174D78	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)

#394F7A

Deuteranopia (green-blind)

#2B4677

Tritanopia (blue-blind)

#00575D

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #174d78;
/* rgb */ color: rgb(23, 77, 120);
/* oklch */ color: oklch(40.8% 0.091 246.9);

Tailwind

colors: {
  custom: {
    50: '#647e9f',
    500: '#174d78',
    950: '#000000',
  },
}

SCSS

$custom: #174d78;
$custom-light: #647e9f;
$custom-dark: #000000;

JSON

{
  "hex": "#174d78",
  "rgb": {
    "r": 23,
    "g": 77,
    "b": 120
  },
  "hsl": {
    "h": 206.598,
    "s": 67.832,
    "l": 28.039
  },
  "oklch": {
    "l": 0.40786,
    "c": 0.09107,
    "h": 246.9
  },
  "luminance": 0.06846
}

Semantic roles & 50–950 ramp

primary

#174D78

secondary

#AD6F3E

accent

#8A3DEB

background

#F6F7F9

surface

#EBEEF2

border

#C6C9CC

text

#06090E

muted

#7A7B7E

Preview Lab

Preview with #174D78

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

Preview Lab → · Contrast checker → · Palette generator →