#182D84#182D84

#182D84 is a dark, vivid blue. Relative luminance 0.037; OKLCH L 34.4% C 0.148 H 267.2°. Best body text is #FFFFFF at 12.02:1 contrast (WCAG AA passes).

Color values

HEX	#182D84
RGB	rgb(24, 45, 132)
HSL	hsl(228, 69%, 31%)
HSV	hsv(228, 82%, 52%)
CMYK	cmyk(81.8%, 65.9%, 0%, 48.2%)
CIE-LAB	lab(22.78, 25.99, -50.95)
CIE-LCH	lch(22.78, 57.20, 297.02°)
OKLab	oklab(34.44% -0.0072 -0.1475)
OKLCH	oklch(34.44% 0.148 267.2)
XYZ	xyz(5.4785, 3.7363, 22.2578)
Luminance	0.0374 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#182D84 #846F18

analogous

#186384 #182D84 #391884

triadic

#182D84 #84182D #2D8418

tetradic

#182D84 #841863 #846F18 #188439

square

#182D84 #841863 #846F18 #188439

split-complementary

#182D84 #843918 #638418

monochromatic

#050A1C #0F1B50 #182D84 #213FB8 #3B5ADB

Accessibility & contrast

On white

12.02

#182D84 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.75

#182D84 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #182D84

12.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##182D84	#FFFFFF	#000000	##FFFFFF
##182D84	1.00	12.02	1.75	12.02
#FFFFFF	12.02	1.00	21.00	1.00
#000000	1.75	21.00	1.00	21.00
##FFFFFF	12.02	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003C87

Deuteranopia (green-blind)

#003182

Tritanopia (blue-blind)

#004454

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #182d84;
/* rgb */ color: rgb(24, 45, 132);
/* oklch */ color: oklch(34.4% 0.148 267.2);

Tailwind

colors: {
  custom: {
    50: '#6965a9',
    500: '#182d84',
    950: '#000000',
  },
}

SCSS

$custom: #182d84;
$custom-light: #6965a9;
$custom-dark: #000000;

JSON

{
  "hex": "#182d84",
  "rgb": {
    "r": 24,
    "g": 45,
    "b": 132
  },
  "hsl": {
    "h": 228.333,
    "s": 69.231,
    "l": 30.588
  },
  "oklch": {
    "l": 0.3444,
    "c": 0.14765,
    "h": 267.2
  },
  "luminance": 0.03737
}

Semantic roles & 50–950 ramp

primary

#182D84

secondary

#B8A140

accent

#CA3CEC

background

#F6F6FA

surface

#ECEBF4

border

#C7C6CE

text

#070510

muted

#7A7A7F

Preview Lab

Preview with #182D84

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

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