#182C72#182C72

#182C72 is a dark, vivid blue. Relative luminance 0.032; OKLCH L 32.5% C 0.123 H 267.0°. Best body text is #FFFFFF at 12.79:1 contrast (WCAG AA passes).

Color values

HEX	#182C72
RGB	rgb(24, 44, 114)
HSL	hsl(227, 65%, 27%)
HSV	hsv(227, 79%, 45%)
CMYK	cmyk(78.9%, 61.4%, 0%, 55.3%)
CIE-LAB	lab(20.87, 19.44, -42.65)
CIE-LCH	lch(20.87, 46.87, 294.51°)
OKLab	oklab(32.51% -0.0065 -0.1231)
OKLCH	oklch(32.51% 0.123 267)
XYZ	xyz(4.3136, 3.2100, 16.3086)
Luminance	0.0321 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#182C72 #725E18

analogous

#185972 #182C72 #311872

triadic

#182C72 #72182C #2C7218

tetradic

#182C72 #721859 #725E18 #187231

square

#182C72 #721859 #725E18 #187231

split-complementary

#182C72 #723118 #597218

monochromatic

#050A19 #0D183F #182C72 #2340A5 #3155D4

Accessibility & contrast

On white

12.79

#182C72 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.64

#182C72 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #182C72

12.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##182C72	#FFFFFF	#000000	##FFFFFF
##182C72	1.00	12.79	1.64	12.79
#FFFFFF	12.79	1.00	21.00	1.00
#000000	1.64	21.00	1.00	21.00
##FFFFFF	12.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003774

Deuteranopia (green-blind)

#002E71

Tritanopia (blue-blind)

#003E4A

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #182c72;
/* rgb */ color: rgb(24, 44, 114);
/* oklch */ color: oklch(32.5% 0.123 267.0);

Tailwind

colors: {
  custom: {
    50: '#64649b',
    500: '#182c72',
    950: '#000000',
  },
}

SCSS

$custom: #182c72;
$custom-light: #64649b;
$custom-dark: #000000;

JSON

{
  "hex": "#182c72",
  "rgb": {
    "r": 24,
    "g": 44,
    "b": 114
  },
  "hsl": {
    "h": 226.667,
    "s": 65.217,
    "l": 27.059
  },
  "oklch": {
    "l": 0.32513,
    "c": 0.12332,
    "h": 267
  },
  "luminance": 0.0321
}

Semantic roles & 50–950 ramp

primary

#182C72

secondary

#A7903E

accent

#C340E8

background

#F6F6F9

surface

#EBEBF2

border

#C6C6CC

text

#06050E

muted

#7A7A7E

Preview Lab

Preview with #182C72

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

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