#174AA0#174AA0

#174AA0 is a dark, vivid blue. Relative luminance 0.076; OKLCH L 43.0% C 0.150 H 260.4°. Best body text is #FFFFFF at 8.32:1 contrast (WCAG AA passes).

Color values

HEX	#174AA0
RGB	rgb(23, 74, 160)
HSL	hsl(218, 75%, 36%)
HSV	hsv(218, 86%, 63%)
CMYK	cmyk(85.6%, 53.7%, 0%, 37.3%)
CIE-LAB	lab(33.17, 17.17, -51.23)
CIE-LCH	lch(33.17, 54.03, 288.53°)
OKLab	oklab(42.96% -0.025 -0.1478)
OKLCH	oklch(42.96% 0.15 260.4)
XYZ	xyz(9.1450, 7.6166, 34.2391)
Luminance	0.0762 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#174AA0 #A06D17

analogous

#178EA0 #174AA0 #2817A0

triadic

#174AA0 #A0174A #4AA017

tetradic

#174AA0 #A0178E #A06D17 #17A028

square

#174AA0 #A0178E #A06D17 #17A028

split-complementary

#174AA0 #A02817 #8EA017

monochromatic

#081935 #0F316A #174AA0 #1F63D6 #4C85E5

Accessibility & contrast

On white

8.32

#174AA0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.52

#174AA0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #174AA0

8.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##174AA0	#FFFFFF	#000000	##FFFFFF
##174AA0	1.00	8.32	2.52	8.32
#FFFFFF	8.32	1.00	21.00	1.00
#000000	2.52	21.00	1.00	21.00
##FFFFFF	8.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0554A3

Deuteranopia (green-blind)

#00489E

Tritanopia (blue-blind)

#005F6D

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #174aa0;
/* rgb */ color: rgb(23, 74, 160);
/* oklch */ color: oklch(43.0% 0.150 260.4);

Tailwind

colors: {
  custom: {
    50: '#6e7bbd',
    500: '#174aa0',
    950: '#000000',
  },
}

SCSS

$custom: #174aa0;
$custom-light: #6e7bbd;
$custom-dark: #000000;

JSON

{
  "hex": "#174aa0",
  "rgb": {
    "r": 23,
    "g": 74,
    "b": 160
  },
  "hsl": {
    "h": 217.664,
    "s": 74.863,
    "l": 35.882
  },
  "oklch": {
    "l": 0.42964,
    "c": 0.14988,
    "h": 260.4
  },
  "luminance": 0.07618
}

Semantic roles & 50–950 ramp

primary

#174AA0

secondary

#C7994C

accent

#AC36F1

background

#F7F7FB

surface

#EDEDF6

border

#C8C8D0

text

#090912

muted

#7B7B81

Preview Lab

Preview with #174AA0

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

Preview Lab → · Contrast checker → · Palette generator →