#174588#174588

#174588 is a dark, vivid blue. Relative luminance 0.062; OKLCH L 39.9% C 0.123 H 258.4°. Best body text is #FFFFFF at 9.36:1 contrast (WCAG AA passes).

Color values

HEX	#174588
RGB	rgb(23, 69, 136)
HSL	hsl(216, 71%, 31%)
HSV	hsv(216, 83%, 53%)
CMYK	cmyk(83.1%, 49.3%, 0%, 46.7%)
CIE-LAB	lab(29.95, 10.76, -41.80)
CIE-LCH	lch(29.95, 43.16, 284.44°)
OKLab	oklab(39.94% -0.0247 -0.1201)
OKLCH	oklch(39.94% 0.123 258.4)
XYZ	xyz(6.9238, 6.2151, 24.1225)
Luminance	0.0622 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#174588 #885A17

analogous

#177D88 #174588 #211788

triadic

#174588 #881745 #458817

tetradic

#174588 #88177D #885A17 #178821

square

#174588 #88177D #885A17 #178821

split-complementary

#174588 #882117 #7D8817

monochromatic

#05101F #0E2A54 #174588 #2060BC #3B7EDE

Accessibility & contrast

On white

9.36

#174588 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.24

#174588 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #174588

9.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##174588	#FFFFFF	#000000	##FFFFFF
##174588	1.00	9.36	2.24	9.36
#FFFFFF	9.36	1.00	21.00	1.00
#000000	2.24	21.00	1.00	21.00
##FFFFFF	9.36	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1F4C8A

Deuteranopia (green-blind)

#004287

Tritanopia (blue-blind)

#005560

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #174588;
/* rgb */ color: rgb(23, 69, 136);
/* oklch */ color: oklch(39.9% 0.123 258.4);

Tailwind

colors: {
  custom: {
    50: '#6878ab',
    500: '#174588',
    950: '#000000',
  },
}

SCSS

$custom: #174588;
$custom-light: #6878ab;
$custom-dark: #000000;

JSON

{
  "hex": "#174588",
  "rgb": {
    "r": 23,
    "g": 69,
    "b": 136
  },
  "hsl": {
    "h": 215.575,
    "s": 71.069,
    "l": 31.176
  },
  "oklch": {
    "l": 0.39942,
    "c": 0.12265,
    "h": 258.4
  },
  "luminance": 0.06216
}

Semantic roles & 50–950 ramp

primary

#174588

secondary

#BC893F

accent

#A53AEE

background

#F6F7FA

surface

#ECEDF4

border

#C7C8CE

text

#070810

muted

#7A7B7F

Preview Lab

Preview with #174588

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

Preview Lab → · Contrast checker → · Palette generator →