#174287#174287

#174287 is a dark, vivid blue. Relative luminance 0.058; OKLCH L 39.2% C 0.125 H 259.7°. Best body text is #FFFFFF at 9.70:1 contrast (WCAG AA passes).

Color values

HEX	#174287
RGB	rgb(23, 66, 135)
HSL	hsl(217, 71%, 31%)
HSV	hsv(217, 83%, 53%)
CMYK	cmyk(83%, 51.1%, 0%, 47.1%)
CIE-LAB	lab(28.97, 12.42, -42.75)
CIE-LCH	lch(28.97, 44.52, 286.20°)
OKLab	oklab(39.17% -0.0224 -0.123)
OKLCH	oklch(39.17% 0.125 259.7)
XYZ	xyz(6.6731, 5.8271, 23.6900)
Luminance	0.0583 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#174287 #875C17

analogous

#177A87 #174287 #241787

triadic

#174287 #871742 #428717

tetradic

#174287 #87177A #875C17 #178724

square

#174287 #87177A #875C17 #178724

split-complementary

#174287 #872417 #7A8717

monochromatic

#050F1E #0E2853 #174287 #205CBB #3B79DE

Accessibility & contrast

On white

9.70

#174287 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.17

#174287 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #174287

9.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##174287	#FFFFFF	#000000	##FFFFFF
##174287	1.00	9.70	2.17	9.70
#FFFFFF	9.70	1.00	21.00	1.00
#000000	2.17	21.00	1.00	21.00
##FFFFFF	9.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#184A8A

Deuteranopia (green-blind)

#004086

Tritanopia (blue-blind)

#00535E

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #174287;
/* rgb */ color: rgb(23, 66, 135);
/* oklch */ color: oklch(39.2% 0.125 259.7);

Tailwind

colors: {
  custom: {
    50: '#6875aa',
    500: '#174287',
    950: '#000000',
  },
}

SCSS

$custom: #174287;
$custom-light: #6875aa;
$custom-dark: #000000;

JSON

{
  "hex": "#174287",
  "rgb": {
    "r": 23,
    "g": 66,
    "b": 135
  },
  "hsl": {
    "h": 216.964,
    "s": 70.886,
    "l": 30.98
  },
  "oklch": {
    "l": 0.39169,
    "c": 0.12505,
    "h": 259.7
  },
  "luminance": 0.05828
}

Semantic roles & 50–950 ramp

primary

#174287

secondary

#BB8B3F

accent

#A93AEE

background

#F6F7FA

surface

#ECEDF4

border

#C7C8CE

text

#070810

muted

#7A7B7F

Preview Lab

Preview with #174287

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

Preview Lab → · Contrast checker → · Palette generator →