#174D88#174D88

#174D88 is a dark, moderate cyan. Relative luminance 0.073; OKLCH L 41.8% C 0.113 H 253.8°. Best body text is #FFFFFF at 8.56:1 contrast (WCAG AA passes).

Color values

HEX	#174D88
RGB	rgb(23, 77, 136)
HSL	hsl(211, 71%, 31%)
HSV	hsv(211, 83%, 53%)
CMYK	cmyk(83.1%, 43.4%, 0%, 46.7%)
CIE-LAB	lab(32.41, 5.33, -37.85)
CIE-LCH	lch(32.41, 38.22, 278.01°)
OKLab	oklab(41.84% -0.0314 -0.1084)
OKLCH	oklch(41.84% 0.113 253.8)
XYZ	xyz(7.4495, 7.2666, 24.2977)
Luminance	0.0727 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#174D88 #885217

analogous

#178588 #174D88 #191788

triadic

#174D88 #88174D #4D8817

tetradic

#174D88 #881785 #885217 #178819

square

#174D88 #881785 #885217 #178819

split-complementary

#174D88 #881917 #858817

monochromatic

#05121F #0E2F54 #174D88 #206BBC #3B89DE

Accessibility & contrast

On white

8.56

#174D88 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.45

#174D88 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #174D88

8.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##174D88	#FFFFFF	#000000	##FFFFFF
##174D88	1.00	8.56	2.45	8.56
#FFFFFF	8.56	1.00	21.00	1.00
#000000	2.45	21.00	1.00	21.00
##FFFFFF	8.56	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2F528A

Deuteranopia (green-blind)

#1B4887

Tritanopia (blue-blind)

#005B64

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #174d88;
/* rgb */ color: rgb(23, 77, 136);
/* oklch */ color: oklch(41.8% 0.113 253.8);

Tailwind

colors: {
  custom: {
    50: '#687eab',
    500: '#174d88',
    950: '#000000',
  },
}

SCSS

$custom: #174d88;
$custom-light: #687eab;
$custom-dark: #000000;

JSON

{
  "hex": "#174d88",
  "rgb": {
    "r": 23,
    "g": 77,
    "b": 136
  },
  "hsl": {
    "h": 211.327,
    "s": 71.069,
    "l": 31.176
  },
  "oklch": {
    "l": 0.41844,
    "c": 0.11285,
    "h": 253.8
  },
  "luminance": 0.07267
}

Semantic roles & 50–950 ramp

primary

#174D88

secondary

#BC803F

accent

#983AEE

background

#F6F7FA

surface

#ECEEF4

border

#C7C9CE

text

#070910

muted

#7A7B7F

Preview Lab

Preview with #174D88

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

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