#182173#182173

#182173 is a dark, vivid blue. Relative luminance 0.025; OKLCH L 30.4% C 0.139 H 270.4°. Best body text is #FFFFFF at 13.96:1 contrast (WCAG AA passes).

Color values

HEX	#182173
RGB	rgb(24, 33, 115)
HSL	hsl(234, 65%, 27%)
HSV	hsv(234, 79%, 45%)
CMYK	cmyk(79.1%, 71.3%, 0%, 54.9%)
CIE-LAB	lab(18.01, 27.54, -47.98)
CIE-LCH	lch(18.01, 55.32, 299.86°)
OKLab	oklab(30.44% 0.0009 -0.1388)
OKLCH	oklch(30.44% 0.139 270.4)
XYZ	xyz(4.0140, 2.5193, 16.4911)
Luminance	0.0252 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#182173 #736A18

analogous

#184F73 #182173 #3D1873

triadic

#182173 #731821 #217318

tetradic

#182173 #73184F #736A18 #18733D

square

#182173 #73184F #736A18 #18733D

split-complementary

#182173 #733D18 #4F7318

monochromatic

#050719 #0D1240 #182173 #2330A6 #3141D4

Accessibility & contrast

On white

13.96

#182173 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.50

#182173 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #182173

13.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##182173	#FFFFFF	#000000	##FFFFFF
##182173	1.00	13.96	1.50	13.96
#FFFFFF	13.96	1.00	21.00	1.00
#000000	1.50	21.00	1.00	21.00
##FFFFFF	13.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003076

Deuteranopia (green-blind)

#002871

Tritanopia (blue-blind)

#003747

Achromatopsia (no color)

#2C2C2C

Design tokens & code

CSS

--color: #182173;
/* rgb */ color: rgb(24, 33, 115);
/* oklch */ color: oklch(30.4% 0.139 270.4);

Tailwind

colors: {
  custom: {
    50: '#655c9c',
    500: '#182173',
    950: '#000000',
  },
}

SCSS

$custom: #182173;
$custom-light: #655c9c;
$custom-dark: #000000;

JSON

{
  "hex": "#182173",
  "rgb": {
    "r": 24,
    "g": 33,
    "b": 115
  },
  "hsl": {
    "h": 234.066,
    "s": 65.468,
    "l": 27.255
  },
  "oklch": {
    "l": 0.30435,
    "c": 0.13885,
    "h": 270.4
  },
  "luminance": 0.0252
}

Semantic roles & 50–950 ramp

primary

#182173

secondary

#A89E3F

accent

#D83FE8

background

#F6F5F9

surface

#EBE9F2

border

#C6C5CC

text

#07040E

muted

#7A797E

Preview Lab

Preview with #182173

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

Preview Lab → · Contrast checker → · Palette generator →