#284390#284390

#284390 is a dark, vivid blue. Relative luminance 0.065; OKLCH L 40.8% C 0.132 H 266.1°. Best body text is #FFFFFF at 9.15:1 contrast (WCAG AA passes).

Color values

HEX	#284390
RGB	rgb(40, 67, 144)
HSL	hsl(224, 57%, 36%)
HSV	hsv(224, 72%, 56%)
CMYK	cmyk(72.2%, 53.5%, 0%, 43.5%)
CIE-LAB	lab(30.59, 17.53, -45.66)
CIE-LCH	lch(30.59, 48.91, 291.00°)
OKLab	oklab(40.79% -0.0089 -0.1313)
OKLCH	oklch(40.79% 0.132 266.1)
XYZ	xyz(7.9145, 6.4782, 27.2135)
Luminance	0.0648 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#284390 #907528

analogous

#287790 #284390 #412890

triadic

#284390 #902843 #439028

tetradic

#284390 #902877 #907528 #289041

square

#284390 #902877 #907528 #289041

split-complementary

#284390 #904128 #779028

monochromatic

#0D1630 #1B2D60 #284390 #3559C0 #607ED3

Accessibility & contrast

On white

9.15

#284390 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.30

#284390 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #284390

9.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##284390	#FFFFFF	#000000	##FFFFFF
##284390	1.00	9.15	2.30	9.15
#FFFFFF	9.15	1.00	21.00	1.00
#000000	2.30	21.00	1.00	21.00
##FFFFFF	9.15	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#104D93

Deuteranopia (green-blind)

#00438E

Tritanopia (blue-blind)

#005563

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #284390;
/* rgb */ color: rgb(40, 67, 144);
/* oklch */ color: oklch(40.8% 0.132 266.1);

Tailwind

colors: {
  custom: {
    50: '#7076b1',
    500: '#284390',
    950: '#000000',
  },
}

SCSS

$custom: #284390;
$custom-light: #7076b1;
$custom-dark: #000000;

JSON

{
  "hex": "#284390",
  "rgb": {
    "r": 40,
    "g": 67,
    "b": 144
  },
  "hsl": {
    "h": 224.423,
    "s": 56.522,
    "l": 36.078
  },
  "oklch": {
    "l": 0.40795,
    "c": 0.13157,
    "h": 266.1
  },
  "luminance": 0.06479
}

Semantic roles & 50–950 ramp

primary

#284390

secondary

#B8A05C

accent

#B848E0

background

#F7F7FB

surface

#EDEDF6

border

#C8C8D0

text

#080811

muted

#7B7B80

Preview Lab

Preview with #284390

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

Preview Lab → · Contrast checker → · Palette generator →