#243483#243483

#243483 is a dark, vivid blue. Relative luminance 0.045; OKLCH L 36.3% C 0.134 H 269.8°. Best body text is #FFFFFF at 11.09:1 contrast (WCAG AA passes).

Color values

HEX	#243483
RGB	rgb(36, 52, 131)
HSL	hsl(230, 57%, 33%)
HSV	hsv(230, 73%, 51%)
CMYK	cmyk(72.5%, 60.3%, 0%, 48.6%)
CIE-LAB	lab(25.17, 22.21, -46.41)
CIE-LCH	lch(25.17, 51.45, 295.58°)
OKLab	oklab(36.34% -0.0006 -0.1338)
OKLCH	oklch(36.34% 0.134 269.8)
XYZ	xyz(6.0509, 4.4691, 22.0121)
Luminance	0.0447 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#243483 #837324

analogous

#246383 #243483 #442483

triadic

#243483 #832434 #348324

tetradic

#243483 #832463 #837324 #248344

square

#243483 #832463 #837324 #248344

split-complementary

#243483 #834424 #638324

monochromatic

#0A0E23 #172153 #243483 #3147B3 #5267CF

Accessibility & contrast

On white

11.09

#243483 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.89

#243483 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #243483

11.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##243483	#FFFFFF	#000000	##FFFFFF
##243483	1.00	11.09	1.89	11.09
#FFFFFF	11.09	1.00	21.00	1.00
#000000	1.89	21.00	1.00	21.00
##FFFFFF	11.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004086

Deuteranopia (green-blind)

#003781

Tritanopia (blue-blind)

#004856

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #243483;
/* rgb */ color: rgb(36, 52, 131);
/* oklch */ color: oklch(36.3% 0.134 269.8);

Tailwind

colors: {
  custom: {
    50: '#6c6ba8',
    500: '#243483',
    950: '#000000',
  },
}

SCSS

$custom: #243483;
$custom-light: #6c6ba8;
$custom-dark: #000000;

JSON

{
  "hex": "#243483",
  "rgb": {
    "r": 36,
    "g": 52,
    "b": 131
  },
  "hsl": {
    "h": 229.895,
    "s": 56.886,
    "l": 32.745
  },
  "oklch": {
    "l": 0.36342,
    "c": 0.13379,
    "h": 269.8
  },
  "luminance": 0.0447
}

Semantic roles & 50–950 ramp

primary

#243483

secondary

#B3A34F

accent

#C648E0

background

#F6F6FA

surface

#ECEBF4

border

#C7C6CE

text

#080610

muted

#7A7A7F

Preview Lab

Preview with #243483

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

Preview Lab → · Contrast checker → · Palette generator →