#182F64#182F64

#182F64 is a dark, moderate blue. Relative luminance 0.031; OKLCH L 32.0% C 0.098 H 264.0°. Best body text is #FFFFFF at 12.89:1 contrast (WCAG AA passes).

Color values

HEX	#182F64
RGB	rgb(24, 47, 100)
HSL	hsl(222, 61%, 24%)
HSV	hsv(222, 76%, 39%)
CMYK	cmyk(76%, 53%, 0%, 60.8%)
CIE-LAB	lab(20.62, 11.49, -33.97)
CIE-LCH	lch(20.62, 35.86, 288.68°)
OKLab	oklab(31.97% -0.0102 -0.0976)
OKLCH	oklch(31.97% 0.098 264)
XYZ	xyz(3.6926, 3.1469, 12.4669)
Luminance	0.0315 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#182F64 #644D18

analogous

#185564 #182F64 #271864

triadic

#182F64 #64182F #2F6418

tetradic

#182F64 #641855 #644D18 #186427

square

#182F64 #641855 #644D18 #186427

split-complementary

#182F64 #642718 #556418

monochromatic

#060C19 #0C1833 #182F64 #244695 #305DC7

Accessibility & contrast

On white

12.89

#182F64 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.63

#182F64 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #182F64

12.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##182F64	#FFFFFF	#000000	##FFFFFF
##182F64	1.00	12.89	1.63	12.89
#FFFFFF	12.89	1.00	21.00	1.00
#000000	1.63	21.00	1.00	21.00
##FFFFFF	12.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#103566

Deuteranopia (green-blind)

#002E63

Tritanopia (blue-blind)

#003C44

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #182f64;
/* rgb */ color: rgb(24, 47, 100);
/* oklch */ color: oklch(32.0% 0.098 264.0);

Tailwind

colors: {
  custom: {
    50: '#606790',
    500: '#182f64',
    950: '#000000',
  },
}

SCSS

$custom: #182f64;
$custom-light: #606790;
$custom-dark: #000000;

JSON

{
  "hex": "#182f64",
  "rgb": {
    "r": 24,
    "g": 47,
    "b": 100
  },
  "hsl": {
    "h": 221.842,
    "s": 61.29,
    "l": 24.314
  },
  "oklch": {
    "l": 0.31971,
    "c": 0.0981,
    "h": 264
  },
  "luminance": 0.03147
}

Semantic roles & 50–950 ramp

primary

#182F64

secondary

#9A7E3E

accent

#B443E4

background

#F6F6F8

surface

#EBEBF0

border

#C6C6CB

text

#05060C

muted

#7A7A7D

Preview Lab

Preview with #182F64

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

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