#174C88#174C88

#174C88 is a dark, moderate cyan. Relative luminance 0.071; OKLCH L 41.6% C 0.114 H 254.5°. Best body text is #FFFFFF at 8.66:1 contrast (WCAG AA passes).

Color values

HEX	#174C88
RGB	rgb(23, 76, 136)
HSL	hsl(212, 71%, 31%)
HSV	hsv(212, 83%, 53%)
CMYK	cmyk(83.1%, 44.1%, 0%, 46.7%)
CIE-LAB	lab(32.10, 6.00, -38.35)
CIE-LCH	lch(32.10, 38.81, 278.89°)
OKLab	oklab(41.6% -0.0306 -0.1099)
OKLCH	oklch(41.6% 0.114 254.5)
XYZ	xyz(7.3801, 7.1277, 24.2746)
Luminance	0.0713 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#174C88 #885317

analogous

#178488 #174C88 #1A1788

triadic

#174C88 #88174C #4C8817

tetradic

#174C88 #881784 #885317 #17881A

square

#174C88 #881784 #885317 #17881A

split-complementary

#174C88 #881A17 #848817

monochromatic

#05111F #0E2F54 #174C88 #2069BC #3B88DE

Accessibility & contrast

On white

8.66

#174C88 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.43

#174C88 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #174C88

8.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##174C88	#FFFFFF	#000000	##FFFFFF
##174C88	1.00	8.66	2.43	8.66
#FFFFFF	8.66	1.00	21.00	1.00
#000000	2.43	21.00	1.00	21.00
##FFFFFF	8.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2E518A

Deuteranopia (green-blind)

#184787

Tritanopia (blue-blind)

#005A63

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #174c88;
/* rgb */ color: rgb(23, 76, 136);
/* oklch */ color: oklch(41.6% 0.114 254.5);

Tailwind

colors: {
  custom: {
    50: '#687dab',
    500: '#174c88',
    950: '#000000',
  },
}

SCSS

$custom: #174c88;
$custom-light: #687dab;
$custom-dark: #000000;

JSON

{
  "hex": "#174c88",
  "rgb": {
    "r": 23,
    "g": 76,
    "b": 136
  },
  "hsl": {
    "h": 211.858,
    "s": 71.069,
    "l": 31.176
  },
  "oklch": {
    "l": 0.41602,
    "c": 0.11403,
    "h": 254.5
  },
  "luminance": 0.07129
}

Semantic roles & 50–950 ramp

primary

#174C88

secondary

#BC813F

accent

#993AEE

background

#F6F7FA

surface

#ECEEF4

border

#C7C9CE

text

#070910

muted

#7A7B7F

Preview Lab

Preview with #174C88

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

Preview Lab → · Contrast checker → · Palette generator →