#182573#182573

#182573 is a dark, vivid blue. Relative luminance 0.028; OKLCH L 31.2% C 0.134 H 269.3°. Best body text is #FFFFFF at 13.54:1 contrast (WCAG AA passes).

Color values

HEX	#182573
RGB	rgb(24, 37, 115)
HSL	hsl(231, 65%, 27%)
HSV	hsv(231, 79%, 45%)
CMYK	cmyk(79.1%, 67.8%, 0%, 54.9%)
CIE-LAB	lab(19.03, 24.80, -46.29)
CIE-LCH	lch(19.03, 52.52, 298.18°)
OKLab	oklab(31.19% -0.0015 -0.1339)
OKLCH	oklch(31.19% 0.134 269.3)
XYZ	xyz(4.1317, 2.7547, 16.5303)
Luminance	0.0276 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#182573 #736618

analogous

#185273 #182573 #391873

triadic

#182573 #731825 #257318

tetradic

#182573 #731852 #736618 #187339

square

#182573 #731852 #736618 #187339

split-complementary

#182573 #733918 #527318

monochromatic

#050819 #0D1540 #182573 #2335A6 #3149D4

Accessibility & contrast

On white

13.54

#182573 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.55

#182573 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #182573

13.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##182573	#FFFFFF	#000000	##FFFFFF
##182573	1.00	13.54	1.55	13.54
#FFFFFF	13.54	1.00	21.00	1.00
#000000	1.55	21.00	1.00	21.00
##FFFFFF	13.54	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003375

Deuteranopia (green-blind)

#002A72

Tritanopia (blue-blind)

#003A48

Achromatopsia (no color)

#2E2E2E

Design tokens & code

CSS

--color: #182573;
/* rgb */ color: rgb(24, 37, 115);
/* oklch */ color: oklch(31.2% 0.134 269.3);

Tailwind

colors: {
  custom: {
    50: '#655f9c',
    500: '#182573',
    950: '#000000',
  },
}

SCSS

$custom: #182573;
$custom-light: #655f9c;
$custom-dark: #000000;

JSON

{
  "hex": "#182573",
  "rgb": {
    "r": 24,
    "g": 37,
    "b": 115
  },
  "hsl": {
    "h": 231.429,
    "s": 65.468,
    "l": 27.255
  },
  "oklch": {
    "l": 0.31185,
    "c": 0.13391,
    "h": 269.3
  },
  "luminance": 0.02755
}

Semantic roles & 50–950 ramp

primary

#182573

secondary

#A8993F

accent

#D03FE8

background

#F6F5F9

surface

#EBE9F2

border

#C6C5CC

text

#06040E

muted

#7A797E

Preview Lab

Preview with #182573

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

Preview Lab → · Contrast checker → · Palette generator →