#283190#283190

#283190 is a dark, vivid blue. Relative luminance 0.047; OKLCH L 37.2% C 0.155 H 272.1°. Best body text is #FFFFFF at 10.87:1 contrast (WCAG AA passes).

Color values

HEX	#283190
RGB	rgb(40, 49, 144)
HSL	hsl(235, 57%, 36%)
HSV	hsv(235, 72%, 56%)
CMYK	cmyk(72.2%, 66%, 0%, 43.5%)
CIE-LAB	lab(25.75, 29.70, -53.54)
CIE-LCH	lch(25.75, 61.22, 299.02°)
OKLab	oklab(37.19% 0.0058 -0.1546)
OKLCH	oklch(37.19% 0.155 272.1)
XYZ	xyz(7.0057, 4.6607, 26.9105)
Luminance	0.0466 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#283190 #908728

analogous

#286590 #283190 #532890

triadic

#283190 #902831 #319028

tetradic

#283190 #902865 #908728 #289053

square

#283190 #902865 #908728 #289053

split-complementary

#283190 #905328 #659028

monochromatic

#0D1030 #1B2160 #283190 #3541C0 #606AD3

Accessibility & contrast

On white

10.87

#283190 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.93

#283190 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #283190

10.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##283190	#FFFFFF	#000000	##FFFFFF
##283190	1.00	10.87	1.93	10.87
#FFFFFF	10.87	1.00	21.00	1.00
#000000	1.93	21.00	1.00	21.00
##FFFFFF	10.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004293

Deuteranopia (green-blind)

#00388E

Tritanopia (blue-blind)

#004A5C

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #283190;
/* rgb */ color: rgb(40, 49, 144);
/* oklch */ color: oklch(37.2% 0.155 272.1);

Tailwind

colors: {
  custom: {
    50: '#7169b1',
    500: '#283190',
    950: '#000000',
  },
}

SCSS

$custom: #283190;
$custom-light: #7169b1;
$custom-dark: #000000;

JSON

{
  "hex": "#283190",
  "rgb": {
    "r": 40,
    "g": 49,
    "b": 144
  },
  "hsl": {
    "h": 234.808,
    "s": 56.522,
    "l": 36.078
  },
  "oklch": {
    "l": 0.37185,
    "c": 0.15476,
    "h": 272.1
  },
  "luminance": 0.04661
}

Semantic roles & 50–950 ramp

primary

#283190

secondary

#B8B05C

accent

#D348E0

background

#F7F6FB

surface

#EDEBF6

border

#C8C6D0

text

#090611

muted

#7B7A80

Preview Lab

Preview with #283190

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

Preview Lab → · Contrast checker → · Palette generator →