#243585#243585

#243585 is a dark, vivid blue. Relative luminance 0.046; OKLCH L 36.7% C 0.135 H 269.4°. Best body text is #FFFFFF at 10.92:1 contrast (WCAG AA passes).

Color values

HEX	#243585
RGB	rgb(36, 53, 133)
HSL	hsl(229, 57%, 33%)
HSV	hsv(229, 73%, 52%)
CMYK	cmyk(72.9%, 60.2%, 0%, 47.8%)
CIE-LAB	lab(25.61, 22.29, -46.94)
CIE-LCH	lch(25.61, 51.97, 295.40°)
OKLab	oklab(36.72% -0.0014 -0.1353)
OKLCH	oklch(36.72% 0.135 269.4)
XYZ	xyz(6.2328, 4.6141, 22.7479)
Luminance	0.0461 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#243585 #857424

analogous

#246585 #243585 #442485

triadic

#243585 #852435 #358524

tetradic

#243585 #852465 #857424 #248544

square

#243585 #852465 #857424 #248544

split-complementary

#243585 #854424 #658524

monochromatic

#0A0F25 #172255 #243585 #3148B5 #5369D0

Accessibility & contrast

On white

10.92

#243585 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.92

#243585 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #243585

10.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##243585	#FFFFFF	#000000	##FFFFFF
##243585	1.00	10.92	1.92	10.92
#FFFFFF	10.92	1.00	21.00	1.00
#000000	1.92	21.00	1.00	21.00
##FFFFFF	10.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004188

Deuteranopia (green-blind)

#003883

Tritanopia (blue-blind)

#004957

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #243585;
/* rgb */ color: rgb(36, 53, 133);
/* oklch */ color: oklch(36.7% 0.135 269.4);

Tailwind

colors: {
  custom: {
    50: '#6d6ca9',
    500: '#243585',
    950: '#000000',
  },
}

SCSS

$custom: #243585;
$custom-light: #6d6ca9;
$custom-dark: #000000;

JSON

{
  "hex": "#243585",
  "rgb": {
    "r": 36,
    "g": 53,
    "b": 133
  },
  "hsl": {
    "h": 229.485,
    "s": 57.396,
    "l": 33.137
  },
  "oklch": {
    "l": 0.36722,
    "c": 0.13536,
    "h": 269.4
  },
  "luminance": 0.04615
}

Semantic roles & 50–950 ramp

primary

#243585

secondary

#B4A350

accent

#C647E1

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#080610

muted

#7B7A7F

Preview Lab

Preview with #243585

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

Preview Lab → · Contrast checker → · Palette generator →