#183263#183263

#183263 is a dark, moderate blue. Relative luminance 0.034; OKLCH L 32.6% C 0.092 H 261.7°. Best body text is #FFFFFF at 12.54:1 contrast (WCAG AA passes).

Color values

HEX	#183263
RGB	rgb(24, 50, 99)
HSL	hsl(219, 61%, 24%)
HSV	hsv(219, 76%, 39%)
CMYK	cmyk(75.8%, 49.5%, 0%, 61.2%)
CIE-LAB	lab(21.49, 8.90, -31.93)
CIE-LCH	lch(21.49, 33.14, 285.58°)
OKLab	oklab(32.61% -0.0134 -0.0915)
OKLCH	oklch(32.61% 0.092 261.7)
XYZ	xyz(3.7686, 3.3758, 12.2550)
Luminance	0.0338 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#183263 #634918

analogous

#185863 #183263 #241863

triadic

#183263 #631832 #326318

tetradic

#183263 #631858 #634918 #186324

square

#183263 #631858 #634918 #186324

split-complementary

#183263 #632418 #586318

monochromatic

#060C19 #0C1932 #183263 #244B94 #3064C6

Accessibility & contrast

On white

12.54

#183263 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.68

#183263 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #183263

12.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##183263	#FFFFFF	#000000	##FFFFFF
##183263	1.00	12.54	1.68	12.54
#FFFFFF	12.54	1.00	21.00	1.00
#000000	1.68	21.00	1.00	21.00
##FFFFFF	12.54	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#183765

Deuteranopia (green-blind)

#083062

Tritanopia (blue-blind)

#003D45

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #183263;
/* rgb */ color: rgb(24, 50, 99);
/* oklch */ color: oklch(32.6% 0.092 261.7);

Tailwind

colors: {
  custom: {
    50: '#606990',
    500: '#183263',
    950: '#000000',
  },
}

SCSS

$custom: #183263;
$custom-light: #606990;
$custom-dark: #000000;

JSON

{
  "hex": "#183263",
  "rgb": {
    "r": 24,
    "g": 50,
    "b": 99
  },
  "hsl": {
    "h": 219.2,
    "s": 60.976,
    "l": 24.118
  },
  "oklch": {
    "l": 0.32611,
    "c": 0.09246,
    "h": 261.7
  },
  "luminance": 0.03376
}

Semantic roles & 50–950 ramp

primary

#183263

secondary

#99793E

accent

#AC44E4

background

#F5F6F8

surface

#EAEBF0

border

#C6C6CB

text

#05060C

muted

#797A7D

Preview Lab

Preview with #183263

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

Preview Lab → · Contrast checker → · Palette generator →