#243281#243281

#243281 is a dark, vivid blue. Relative luminance 0.042; OKLCH L 35.8% C 0.134 H 270.5°. Best body text is #FFFFFF at 11.36:1 contrast (WCAG AA passes).

Color values

HEX	#243281
RGB	rgb(36, 50, 129)
HSL	hsl(231, 56%, 32%)
HSV	hsv(231, 72%, 51%)
CMYK	cmyk(72.1%, 61.2%, 0%, 49.4%)
CIE-LAB	lab(24.45, 22.82, -46.31)
CIE-LCH	lch(24.45, 51.63, 296.23°)
OKLab	oklab(35.76% 0.0011 -0.1335)
OKLCH	oklch(35.76% 0.134 270.5)
XYZ	xyz(5.8293, 4.2407, 21.2759)
Luminance	0.0424 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#243281 #817324

analogous

#246081 #243281 #452481

triadic

#243281 #812432 #328124

tetradic

#243281 #812460 #817324 #248145

square

#243281 #812460 #817324 #248145

split-complementary

#243281 #814524 #608124

monochromatic

#090D21 #171F51 #243281 #3145B1 #5164CE

Accessibility & contrast

On white

11.36

#243281 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.85

#243281 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #243281

11.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##243281	#FFFFFF	#000000	##FFFFFF
##243281	1.00	11.36	1.85	11.36
#FFFFFF	11.36	1.00	21.00	1.00
#000000	1.85	21.00	1.00	21.00
##FFFFFF	11.36	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003E84

Deuteranopia (green-blind)

#00367F

Tritanopia (blue-blind)

#004654

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #243281;
/* rgb */ color: rgb(36, 50, 129);
/* oklch */ color: oklch(35.8% 0.134 270.5);

Tailwind

colors: {
  custom: {
    50: '#6c69a6',
    500: '#243281',
    950: '#000000',
  },
}

SCSS

$custom: #243281;
$custom-light: #6c69a6;
$custom-dark: #000000;

JSON

{
  "hex": "#243281",
  "rgb": {
    "r": 36,
    "g": 50,
    "b": 129
  },
  "hsl": {
    "h": 230.968,
    "s": 56.364,
    "l": 32.353
  },
  "oklch": {
    "l": 0.35758,
    "c": 0.13354,
    "h": 270.5
  },
  "luminance": 0.04241
}

Semantic roles & 50–950 ramp

primary

#243281

secondary

#B2A34E

accent

#C948E0

background

#F6F6FA

surface

#ECEBF4

border

#C7C6CE

text

#08060F

muted

#7A7A7F

Preview Lab

Preview with #243281

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

Preview Lab → · Contrast checker → · Palette generator →