#182F66#182F66

#182F66 is a dark, moderate blue. Relative luminance 0.032; OKLCH L 32.1% C 0.101 H 264.4°. Best body text is #FFFFFF at 12.83:1 contrast (WCAG AA passes).

Color values

HEX	#182F66
RGB	rgb(24, 47, 102)
HSL	hsl(222, 62%, 25%)
HSV	hsv(222, 76%, 40%)
CMYK	cmyk(76.5%, 53.9%, 0%, 60%)
CIE-LAB	lab(20.77, 12.32, -35.04)
CIE-LCH	lch(20.77, 37.14, 289.37°)
OKLab	oklab(32.13% -0.01 -0.1007)
OKLCH	oklch(32.13% 0.101 264.4)
XYZ	xyz(3.7906, 3.1861, 12.9830)
Luminance	0.0319 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#182F66 #664F18

analogous

#185666 #182F66 #281866

triadic

#182F66 #66182F #2F6618

tetradic

#182F66 #661856 #664F18 #186628

square

#182F66 #661856 #664F18 #186628

split-complementary

#182F66 #662818 #566618

monochromatic

#060B19 #0C1834 #182F66 #244698 #2F5DC9

Accessibility & contrast

On white

12.83

#182F66 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.64

#182F66 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #182F66

12.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##182F66	#FFFFFF	#000000	##FFFFFF
##182F66	1.00	12.83	1.64	12.83
#FFFFFF	12.83	1.00	21.00	1.00
#000000	1.64	21.00	1.00	21.00
##FFFFFF	12.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0D3668

Deuteranopia (green-blind)

#002F65

Tritanopia (blue-blind)

#003C45

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #182f66;
/* rgb */ color: rgb(24, 47, 102);
/* oklch */ color: oklch(32.1% 0.101 264.4);

Tailwind

colors: {
  custom: {
    50: '#616792',
    500: '#182f66',
    950: '#000000',
  },
}

SCSS

$custom: #182f66;
$custom-light: #616792;
$custom-dark: #000000;

JSON

{
  "hex": "#182f66",
  "rgb": {
    "r": 24,
    "g": 47,
    "b": 102
  },
  "hsl": {
    "h": 222.308,
    "s": 61.905,
    "l": 24.706
  },
  "oklch": {
    "l": 0.32134,
    "c": 0.10119,
    "h": 264.4
  },
  "luminance": 0.03187
}

Semantic roles & 50–950 ramp

primary

#182F66

secondary

#9C803E

accent

#B543E5

background

#F6F6F9

surface

#EBEBF1

border

#C6C6CB

text

#05060D

muted

#7A7A7E

Preview Lab

Preview with #182F66

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

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