#283193#283193

#283193 is a dark, vivid blue. Relative luminance 0.048; OKLCH L 37.5% C 0.159 H 272.0°. Best body text is #FFFFFF at 10.76:1 contrast (WCAG AA passes).

Color values

HEX	#283193
RGB	rgb(40, 49, 147)
HSL	hsl(235, 57%, 37%)
HSV	hsv(235, 73%, 58%)
CMYK	cmyk(72.8%, 66.7%, 0%, 42.4%)
CIE-LAB	lab(26.02, 30.81, -54.94)
CIE-LCH	lch(26.02, 62.99, 299.28°)
OKLab	oklab(37.47% 0.0056 -0.1587)
OKLCH	oklch(37.47% 0.159 272)
XYZ	xyz(7.2381, 4.7536, 28.1342)
Luminance	0.0475 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#283193 #938A28

analogous

#286793 #283193 #552893

triadic

#283193 #932831 #319328

tetradic

#283193 #932867 #938A28 #289355

square

#283193 #932867 #938A28 #289355

split-complementary

#283193 #935528 #679328

monochromatic

#0E1133 #1B2163 #283193 #3541C3 #616BD4

Accessibility & contrast

On white

10.76

#283193 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.95

#283193 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #283193

10.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##283193	#FFFFFF	#000000	##FFFFFF
##283193	1.00	10.76	1.95	10.76
#FFFFFF	10.76	1.00	21.00	1.00
#000000	1.95	21.00	1.00	21.00
##FFFFFF	10.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004396

Deuteranopia (green-blind)

#003991

Tritanopia (blue-blind)

#004B5D

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #283193;
/* rgb */ color: rgb(40, 49, 147);
/* oklch */ color: oklch(37.5% 0.159 272.0);

Tailwind

colors: {
  custom: {
    50: '#7269b4',
    500: '#283193',
    950: '#000000',
  },
}

SCSS

$custom: #283193;
$custom-light: #7269b4;
$custom-dark: #000000;

JSON

{
  "hex": "#283193",
  "rgb": {
    "r": 40,
    "g": 49,
    "b": 147
  },
  "hsl": {
    "h": 234.953,
    "s": 57.219,
    "l": 36.667
  },
  "oklch": {
    "l": 0.37471,
    "c": 0.15884,
    "h": 272
  },
  "luminance": 0.04754
}

Semantic roles & 50–950 ramp

primary

#283193

secondary

#BAB25D

accent

#D447E0

background

#F7F6FB

surface

#EDEBF6

border

#C8C6D0

text

#090611

muted

#7B7A80

Preview Lab

Preview with #283193

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

Preview Lab → · Contrast checker → · Palette generator →