#1734A0#1734A0

#1734A0 is a dark, vivid blue. Relative luminance 0.052; OKLCH L 38.5% C 0.177 H 265.9°. Best body text is #FFFFFF at 10.32:1 contrast (WCAG AA passes).

Color values

HEX	#1734A0
RGB	rgb(23, 52, 160)
HSL	hsl(227, 75%, 36%)
HSV	hsv(227, 86%, 63%)
CMYK	cmyk(85.6%, 67.5%, 0%, 37.3%)
CIE-LAB	lab(27.23, 32.10, -60.93)
CIE-LCH	lch(27.23, 68.87, 297.78°)
OKLab	oklab(38.52% -0.0126 -0.1766)
OKLCH	oklch(38.52% 0.177 265.9)
XYZ	xyz(7.9243, 5.1752, 33.8322)
Luminance	0.0518 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1734A0 #A08317

analogous

#1778A0 #1734A0 #3E17A0

triadic

#1734A0 #A01734 #34A017

tetradic

#1734A0 #A01778 #A08317 #17A03E

square

#1734A0 #A01778 #A08317 #17A03E

split-complementary

#1734A0 #A03E17 #78A017

monochromatic

#081135 #0F236A #1734A0 #1F45D6 #4C6DE5

Accessibility & contrast

On white

10.32

#1734A0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.04

#1734A0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1734A0

10.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1734A0	#FFFFFF	#000000	##FFFFFF
##1734A0	1.00	10.32	2.04	10.32
#FFFFFF	10.32	1.00	21.00	1.00
#000000	2.04	21.00	1.00	21.00
##FFFFFF	10.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0047A3

Deuteranopia (green-blind)

#003A9E

Tritanopia (blue-blind)

#005165

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #1734a0;
/* rgb */ color: rgb(23, 52, 160);
/* oklch */ color: oklch(38.5% 0.177 265.9);

Tailwind

colors: {
  custom: {
    50: '#706bbd',
    500: '#1734a0',
    950: '#000000',
  },
}

SCSS

$custom: #1734a0;
$custom-light: #706bbd;
$custom-dark: #000000;

JSON

{
  "hex": "#1734a0",
  "rgb": {
    "r": 23,
    "g": 52,
    "b": 160
  },
  "hsl": {
    "h": 227.299,
    "s": 74.863,
    "l": 35.882
  },
  "oklch": {
    "l": 0.38519,
    "c": 0.17703,
    "h": 265.9
  },
  "luminance": 0.05176
}

Semantic roles & 50–950 ramp

primary

#1734A0

secondary

#C7AD4C

accent

#CA36F1

background

#F7F6FB

surface

#EDEBF7

border

#C8C6D0

text

#090612

muted

#7B7A81

Preview Lab

Preview with #1734A0

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

Preview Lab → · Contrast checker → · Palette generator →