#174589#174589

#174589 is a dark, vivid blue. Relative luminance 0.062; OKLCH L 40.0% C 0.124 H 258.6°. Best body text is #FFFFFF at 9.34:1 contrast (WCAG AA passes).

Color values

HEX	#174589
RGB	rgb(23, 69, 137)
HSL	hsl(216, 71%, 31%)
HSV	hsv(216, 83%, 54%)
CMYK	cmyk(83.2%, 49.6%, 0%, 46.3%)
CIE-LAB	lab(30.02, 11.18, -42.30)
CIE-LCH	lch(30.02, 43.75, 284.80°)
OKLab	oklab(40.02% -0.0245 -0.1216)
OKLCH	oklch(40.02% 0.124 258.6)
XYZ	xyz(6.9952, 6.2437, 24.4985)
Luminance	0.0624 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#174589 #895B17

analogous

#177E89 #174589 #221789

triadic

#174589 #891745 #458917

tetradic

#174589 #89177E #895B17 #178922

square

#174589 #89177E #895B17 #178922

split-complementary

#174589 #892217 #7E8917

monochromatic

#051020 #0E2B55 #174589 #205FBD #3C7EDE

Accessibility & contrast

On white

9.34

#174589 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.25

#174589 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #174589

9.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##174589	#FFFFFF	#000000	##FFFFFF
##174589	1.00	9.34	2.25	9.34
#FFFFFF	9.34	1.00	21.00	1.00
#000000	2.25	21.00	1.00	21.00
##FFFFFF	9.34	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1E4C8C

Deuteranopia (green-blind)

#004288

Tritanopia (blue-blind)

#005560

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #174589;
/* rgb */ color: rgb(23, 69, 137);
/* oklch */ color: oklch(40.0% 0.124 258.6);

Tailwind

colors: {
  custom: {
    50: '#6878ac',
    500: '#174589',
    950: '#000000',
  },
}

SCSS

$custom: #174589;
$custom-light: #6878ac;
$custom-dark: #000000;

JSON

{
  "hex": "#174589",
  "rgb": {
    "r": 23,
    "g": 69,
    "b": 137
  },
  "hsl": {
    "h": 215.789,
    "s": 71.25,
    "l": 31.373
  },
  "oklch": {
    "l": 0.40018,
    "c": 0.12408,
    "h": 258.6
  },
  "luminance": 0.06245
}

Semantic roles & 50–950 ramp

primary

#174589

secondary

#BD8A3F

accent

#A53AEE

background

#F6F7FA

surface

#ECEDF4

border

#C7C8CE

text

#070810

muted

#7A7B7F

Preview Lab

Preview with #174589

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

Preview Lab → · Contrast checker → · Palette generator →