#182D82#182D82

#182D82 is a dark, vivid blue. Relative luminance 0.037; OKLCH L 34.2% C 0.145 H 267.2°. Best body text is #FFFFFF at 12.09:1 contrast (WCAG AA passes).

Color values

HEX	#182D82
RGB	rgb(24, 45, 130)
HSL	hsl(228, 69%, 30%)
HSV	hsv(228, 82%, 51%)
CMYK	cmyk(81.5%, 65.4%, 0%, 49%)
CIE-LAB	lab(22.59, 25.19, -50.01)
CIE-LCH	lch(22.59, 55.99, 296.74°)
OKLab	oklab(34.24% -0.0071 -0.1447)
OKLCH	oklch(34.24% 0.145 267.2)
XYZ	xyz(5.3429, 3.6821, 21.5439)
Luminance	0.0368 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#182D82 #826D18

analogous

#186282 #182D82 #381882

triadic

#182D82 #82182D #2D8218

tetradic

#182D82 #821862 #826D18 #188238

square

#182D82 #821862 #826D18 #188238

split-complementary

#182D82 #823818 #628218

monochromatic

#05091B #0E1B4E #182D82 #223FB6 #3A5ADB

Accessibility & contrast

On white

12.09

#182D82 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.74

#182D82 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #182D82

12.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##182D82	#FFFFFF	#000000	##FFFFFF
##182D82	1.00	12.09	1.74	12.09
#FFFFFF	12.09	1.00	21.00	1.00
#000000	1.74	21.00	1.00	21.00
##FFFFFF	12.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003B85

Deuteranopia (green-blind)

#003180

Tritanopia (blue-blind)

#004353

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #182d82;
/* rgb */ color: rgb(24, 45, 130);
/* oklch */ color: oklch(34.2% 0.145 267.2);

Tailwind

colors: {
  custom: {
    50: '#6865a7',
    500: '#182d82',
    950: '#000000',
  },
}

SCSS

$custom: #182d82;
$custom-light: #6865a7;
$custom-dark: #000000;

JSON

{
  "hex": "#182d82",
  "rgb": {
    "r": 24,
    "g": 45,
    "b": 130
  },
  "hsl": {
    "h": 228.113,
    "s": 68.831,
    "l": 30.196
  },
  "oklch": {
    "l": 0.34243,
    "c": 0.14488,
    "h": 267.2
  },
  "luminance": 0.03683
}

Semantic roles & 50–950 ramp

primary

#182D82

secondary

#B69F40

accent

#C93CEC

background

#F6F6FA

surface

#ECEBF4

border

#C7C6CE

text

#070510

muted

#7A7A7F

Preview Lab

Preview with #182D82

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

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