#243385#243385

#243385 is a dark, vivid blue. Relative luminance 0.044; OKLCH L 36.3% C 0.138 H 270.1°. Best body text is #FFFFFF at 11.13:1 contrast (WCAG AA passes).

Color values

HEX	#243385
RGB	rgb(36, 51, 133)
HSL	hsl(231, 57%, 33%)
HSV	hsv(231, 73%, 52%)
CMYK	cmyk(72.9%, 61.7%, 0%, 47.8%)
CIE-LAB	lab(25.06, 23.67, -47.83)
CIE-LCH	lch(25.06, 53.36, 296.33°)
OKLab	oklab(36.32% 0.0003 -0.138)
OKLCH	oklch(36.32% 0.138 270.1)
XYZ	xyz(6.1436, 4.4356, 22.7181)
Luminance	0.0444 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#243385 #857624

analogous

#246385 #243385 #462485

triadic

#243385 #852433 #338524

tetradic

#243385 #852463 #857624 #248546

square

#243385 #852463 #857624 #248546

split-complementary

#243385 #854624 #638524

monochromatic

#0A0E25 #172155 #243385 #3145B5 #5366D0

Accessibility & contrast

On white

11.13

#243385 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.89

#243385 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #243385

11.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##243385	#FFFFFF	#000000	##FFFFFF
##243385	1.00	11.13	1.89	11.13
#FFFFFF	11.13	1.00	21.00	1.00
#000000	1.89	21.00	1.00	21.00
##FFFFFF	11.13	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004088

Deuteranopia (green-blind)

#003783

Tritanopia (blue-blind)

#004857

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #243385;
/* rgb */ color: rgb(36, 51, 133);
/* oklch */ color: oklch(36.3% 0.138 270.1);

Tailwind

colors: {
  custom: {
    50: '#6d6aa9',
    500: '#243385',
    950: '#000000',
  },
}

SCSS

$custom: #243385;
$custom-light: #6d6aa9;
$custom-dark: #000000;

JSON

{
  "hex": "#243385",
  "rgb": {
    "r": 36,
    "g": 51,
    "b": 133
  },
  "hsl": {
    "h": 230.722,
    "s": 57.396,
    "l": 33.137
  },
  "oklch": {
    "l": 0.36318,
    "c": 0.13797,
    "h": 270.1
  },
  "luminance": 0.04436
}

Semantic roles & 50–950 ramp

primary

#243385

secondary

#B4A550

accent

#C947E1

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#080610

muted

#7B7A7F

Preview Lab

Preview with #243385

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

Preview Lab → · Contrast checker → · Palette generator →