#183672#183672

#183672 is a dark, moderate blue. Relative luminance 0.040; OKLCH L 34.7% C 0.110 H 262.3°. Best body text is #FFFFFF at 11.61:1 contrast (WCAG AA passes).

Color values

HEX	#183672
RGB	rgb(24, 54, 114)
HSL	hsl(220, 65%, 27%)
HSV	hsv(220, 79%, 45%)
CMYK	cmyk(78.9%, 52.6%, 0%, 55.3%)
CIE-LAB	lab(23.83, 12.28, -37.85)
CIE-LCH	lch(23.83, 39.79, 287.97°)
OKLab	oklab(34.75% -0.0147 -0.1088)
OKLCH	oklch(34.75% 0.11 262.3)
XYZ	xyz(4.7320, 4.0469, 16.4481)
Luminance	0.0405 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#183672 #725418

analogous

#186372 #183672 #271872

triadic

#183672 #721836 #367218

tetradic

#183672 #721863 #725418 #187227

square

#183672 #721863 #725418 #187227

split-complementary

#183672 #722718 #637218

monochromatic

#050C19 #0D1E3F #183672 #234EA5 #3167D4

Accessibility & contrast

On white

11.61

#183672 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.81

#183672 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #183672

11.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##183672	#FFFFFF	#000000	##FFFFFF
##183672	1.00	11.61	1.81	11.61
#FFFFFF	11.61	1.00	21.00	1.00
#000000	1.81	21.00	1.00	21.00
##FFFFFF	11.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#113D74

Deuteranopia (green-blind)

#003571

Tritanopia (blue-blind)

#00444E

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #183672;
/* rgb */ color: rgb(24, 54, 114);
/* oklch */ color: oklch(34.7% 0.110 262.3);

Tailwind

colors: {
  custom: {
    50: '#636c9b',
    500: '#183672',
    950: '#000000',
  },
}

SCSS

$custom: #183672;
$custom-light: #636c9b;
$custom-dark: #000000;

JSON

{
  "hex": "#183672",
  "rgb": {
    "r": 24,
    "g": 54,
    "b": 114
  },
  "hsl": {
    "h": 220,
    "s": 65.217,
    "l": 27.059
  },
  "oklch": {
    "l": 0.34749,
    "c": 0.10983,
    "h": 262.3
  },
  "luminance": 0.04047
}

Semantic roles & 50–950 ramp

primary

#183672

secondary

#A7843E

accent

#B040E8

background

#F6F6F9

surface

#EBEBF2

border

#C6C6CC

text

#06060E

muted

#7A7A7E

Preview Lab

Preview with #183672

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

Preview Lab → · Contrast checker → · Palette generator →