#243384#243384

#243384 is a dark, vivid blue. Relative luminance 0.044; OKLCH L 36.2% C 0.137 H 270.1°. Best body text is #FFFFFF at 11.16:1 contrast (WCAG AA passes).

Color values

HEX	#243384
RGB	rgb(36, 51, 132)
HSL	hsl(231, 57%, 33%)
HSV	hsv(231, 73%, 52%)
CMYK	cmyk(72.7%, 61.4%, 0%, 48.2%)
CIE-LAB	lab(24.98, 23.28, -47.34)
CIE-LCH	lch(24.98, 52.76, 296.19°)
OKLab	oklab(36.23% 0.0003 -0.1365)
OKLCH	oklch(36.23% 0.137 270.1)
XYZ	xyz(6.0748, 4.4081, 22.3560)
Luminance	0.0441 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#243384 #847524

analogous

#246384 #243384 #452484

triadic

#243384 #842433 #338424

tetradic

#243384 #842463 #847524 #248445

square

#243384 #842463 #847524 #248445

split-complementary

#243384 #844524 #638424

monochromatic

#0A0E24 #172054 #243384 #3146B4 #5266D0

Accessibility & contrast

On white

11.16

#243384 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.88

#243384 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #243384

11.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##243384	#FFFFFF	#000000	##FFFFFF
##243384	1.00	11.16	1.88	11.16
#FFFFFF	11.16	1.00	21.00	1.00
#000000	1.88	21.00	1.00	21.00
##FFFFFF	11.16	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004087

Deuteranopia (green-blind)

#003782

Tritanopia (blue-blind)

#004756

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #243384;
/* rgb */ color: rgb(36, 51, 132);
/* oklch */ color: oklch(36.2% 0.137 270.1);

Tailwind

colors: {
  custom: {
    50: '#6d6aa8',
    500: '#243384',
    950: '#000000',
  },
}

SCSS

$custom: #243384;
$custom-light: #6d6aa8;
$custom-dark: #000000;

JSON

{
  "hex": "#243384",
  "rgb": {
    "r": 36,
    "g": 51,
    "b": 132
  },
  "hsl": {
    "h": 230.625,
    "s": 57.143,
    "l": 32.941
  },
  "oklch": {
    "l": 0.36228,
    "c": 0.13654,
    "h": 270.1
  },
  "luminance": 0.04409
}

Semantic roles & 50–950 ramp

primary

#243384

secondary

#B4A450

accent

#C847E0

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#080610

muted

#7B7A7F

Preview Lab

Preview with #243384

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

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