#243473#243473

#243473 is a dark, moderate blue. Relative luminance 0.041; OKLCH L 35.0% C 0.110 H 269.3°. Best body text is #FFFFFF at 11.58:1 contrast (WCAG AA passes).

Color values

HEX	#243473
RGB	rgb(36, 52, 115)
HSL	hsl(228, 52%, 30%)
HSV	hsv(228, 69%, 45%)
CMYK	cmyk(68.7%, 54.8%, 0%, 54.9%)
CIE-LAB	lab(23.90, 15.99, -38.35)
CIE-LCH	lch(23.90, 41.55, 292.64°)
OKLab	oklab(34.99% -0.0014 -0.1101)
OKLCH	oklch(34.99% 0.11 269.3)
XYZ	xyz(5.0490, 4.0684, 16.7355)
Luminance	0.0407 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#243473 #736324

analogous

#245C73 #243473 #3C2473

triadic

#243473 #732434 #347324

tetradic

#243473 #73245C #736324 #24733C

square

#243473 #73245C #736324 #24733C

split-complementary

#243473 #733C24 #5C7324

monochromatic

#070B17 #151F44 #243473 #3349A2 #4B64C7

Accessibility & contrast

On white

11.58

#243473 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.81

#243473 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #243473

11.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##243473	#FFFFFF	#000000	##FFFFFF
##243473	1.00	11.58	1.81	11.58
#FFFFFF	11.58	1.00	21.00	1.00
#000000	1.81	21.00	1.00	21.00
##FFFFFF	11.58	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0C3D75

Deuteranopia (green-blind)

#003572

Tritanopia (blue-blind)

#00434E

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #243473;
/* rgb */ color: rgb(36, 52, 115);
/* oklch */ color: oklch(35.0% 0.110 269.3);

Tailwind

colors: {
  custom: {
    50: '#696b9c',
    500: '#243473',
    950: '#000000',
  },
}

SCSS

$custom: #243473;
$custom-light: #696b9c;
$custom-dark: #000000;

JSON

{
  "hex": "#243473",
  "rgb": {
    "r": 36,
    "g": 52,
    "b": 115
  },
  "hsl": {
    "h": 227.848,
    "s": 52.318,
    "l": 29.608
  },
  "oklch": {
    "l": 0.34989,
    "c": 0.1101,
    "h": 269.3
  },
  "luminance": 0.04069
}

Semantic roles & 50–950 ramp

primary

#243473

secondary

#A6944D

accent

#BF4CDC

background

#F6F6F9

surface

#EBEBF2

border

#C6C6CC

text

#07060E

muted

#7A7A7E

Preview Lab

Preview with #243473

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

Preview Lab → · Contrast checker → · Palette generator →