#182C77#182C77

#182C77 is a dark, vivid blue. Relative luminance 0.033; OKLCH L 33.0% C 0.131 H 267.2°. Best body text is #FFFFFF at 12.61:1 contrast (WCAG AA passes).

Color values

HEX	#182C77
RGB	rgb(24, 44, 119)
HSL	hsl(227, 66%, 28%)
HSV	hsv(227, 80%, 47%)
CMYK	cmyk(79.8%, 63%, 0%, 53.3%)
CIE-LAB	lab(21.31, 21.48, -45.13)
CIE-LCH	lch(21.31, 49.98, 295.45°)
OKLab	oklab(32.98% -0.0064 -0.1304)
OKLCH	oklch(32.98% 0.131 267.2)
XYZ	xyz(4.6060, 3.3269, 17.8486)
Luminance	0.0333 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#182C77 #776318

analogous

#185C77 #182C77 #331877

triadic

#182C77 #77182C #2C7718

tetradic

#182C77 #77185C #776318 #187733

square

#182C77 #77185C #776318 #187733

split-complementary

#182C77 #773318 #5C7718

monochromatic

#050919 #0E1944 #182C77 #223FAA #3356D6

Accessibility & contrast

On white

12.61

#182C77 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.67

#182C77 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #182C77

12.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##182C77	#FFFFFF	#000000	##FFFFFF
##182C77	1.00	12.61	1.67	12.61
#FFFFFF	12.61	1.00	21.00	1.00
#000000	1.67	21.00	1.00	21.00
##FFFFFF	12.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003879

Deuteranopia (green-blind)

#002F76

Tritanopia (blue-blind)

#003F4D

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #182c77;
/* rgb */ color: rgb(24, 44, 119);
/* oklch */ color: oklch(33.0% 0.131 267.2);

Tailwind

colors: {
  custom: {
    50: '#65649f',
    500: '#182c77',
    950: '#000000',
  },
}

SCSS

$custom: #182c77;
$custom-light: #65649f;
$custom-dark: #000000;

JSON

{
  "hex": "#182c77",
  "rgb": {
    "r": 24,
    "g": 44,
    "b": 119
  },
  "hsl": {
    "h": 227.368,
    "s": 66.434,
    "l": 28.039
  },
  "oklch": {
    "l": 0.32981,
    "c": 0.13059,
    "h": 267.2
  },
  "luminance": 0.03327
}

Semantic roles & 50–950 ramp

primary

#182C77

secondary

#AC953F

accent

#C53EE9

background

#F6F6F9

surface

#EBEBF2

border

#C6C6CC

text

#07050E

muted

#7A7A7E

Preview Lab

Preview with #182C77

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

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