#183395#183395

#183395 is a dark, vivid blue. Relative luminance 0.047; OKLCH L 37.3% C 0.163 H 266.1°. Best body text is #FFFFFF at 10.79:1 contrast (WCAG AA passes).

Color values

HEX	#183395
RGB	rgb(24, 51, 149)
HSL	hsl(227, 72%, 34%)
HSV	hsv(227, 84%, 58%)
CMYK	cmyk(83.9%, 65.8%, 0%, 41.6%)
CIE-LAB	lab(25.95, 28.58, -56.31)
CIE-LCH	lch(25.95, 63.14, 296.91°)
OKLab	oklab(37.27% -0.011 -0.1631)
OKLCH	oklch(37.27% 0.163 266.1)
XYZ	xyz(6.9834, 4.7309, 28.9730)
Luminance	0.0473 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#183395 #957A18

analogous

#187295 #183395 #3C1895

triadic

#183395 #951833 #339518

tetradic

#183395 #951872 #957A18 #18953C

square

#183395 #951872 #957A18 #18953C

split-complementary

#183395 #953C18 #729518

monochromatic

#070F2C #102160 #183395 #2045CA #4668E1

Accessibility & contrast

On white

10.79

#183395 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.95

#183395 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #183395

10.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##183395	#FFFFFF	#000000	##FFFFFF
##183395	1.00	10.79	1.95	10.79
#FFFFFF	10.79	1.00	21.00	1.00
#000000	1.95	21.00	1.00	21.00
##FFFFFF	10.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004398

Deuteranopia (green-blind)

#003893

Tritanopia (blue-blind)

#004D5F

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #183395;
/* rgb */ color: rgb(24, 51, 149);
/* oklch */ color: oklch(37.3% 0.163 266.1);

Tailwind

colors: {
  custom: {
    50: '#6d6ab5',
    500: '#183395',
    950: '#000000',
  },
}

SCSS

$custom: #183395;
$custom-light: #6d6ab5;
$custom-dark: #000000;

JSON

{
  "hex": "#183395",
  "rgb": {
    "r": 24,
    "g": 51,
    "b": 149
  },
  "hsl": {
    "h": 227.04,
    "s": 72.254,
    "l": 33.922
  },
  "oklch": {
    "l": 0.37271,
    "c": 0.16343,
    "h": 266.1
  },
  "luminance": 0.04732
}

Semantic roles & 50–950 ramp

primary

#183395

secondary

#C2A846

accent

#C839EF

background

#F7F6FB

surface

#EDEBF6

border

#C8C6D0

text

#080611

muted

#7B7A80

Preview Lab

Preview with #183395

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

Preview Lab → · Contrast checker → · Palette generator →