#284290#284290

#284290 is a dark, vivid blue. Relative luminance 0.064; OKLCH L 40.6% C 0.133 H 266.5°. Best body text is #FFFFFF at 9.24:1 contrast (WCAG AA passes).

Color values

HEX	#284290
RGB	rgb(40, 66, 144)
HSL	hsl(225, 57%, 36%)
HSV	hsv(225, 72%, 56%)
CMYK	cmyk(72.2%, 54.2%, 0%, 43.5%)
CIE-LAB	lab(30.30, 18.21, -46.12)
CIE-LCH	lch(30.30, 49.58, 291.55°)
OKLab	oklab(40.58% -0.008 -0.1326)
OKLCH	oklch(40.58% 0.133 266.5)
XYZ	xyz(7.8556, 6.3604, 27.1938)
Luminance	0.0636 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#284290 #907628

analogous

#287690 #284290 #422890

triadic

#284290 #902842 #429028

tetradic

#284290 #902876 #907628 #289042

square

#284290 #902876 #907628 #289042

split-complementary

#284290 #904228 #769028

monochromatic

#0D1630 #1B2C60 #284290 #3558C0 #607CD3

Accessibility & contrast

On white

9.24

#284290 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.27

#284290 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #284290

9.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##284290	#FFFFFF	#000000	##FFFFFF
##284290	1.00	9.24	2.27	9.24
#FFFFFF	9.24	1.00	21.00	1.00
#000000	2.27	21.00	1.00	21.00
##FFFFFF	9.24	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0B4C93

Deuteranopia (green-blind)

#00438E

Tritanopia (blue-blind)

#005562

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #284290;
/* rgb */ color: rgb(40, 66, 144);
/* oklch */ color: oklch(40.6% 0.133 266.5);

Tailwind

colors: {
  custom: {
    50: '#7075b1',
    500: '#284290',
    950: '#000000',
  },
}

SCSS

$custom: #284290;
$custom-light: #7075b1;
$custom-dark: #000000;

JSON

{
  "hex": "#284290",
  "rgb": {
    "r": 40,
    "g": 66,
    "b": 144
  },
  "hsl": {
    "h": 225,
    "s": 56.522,
    "l": 36.078
  },
  "oklch": {
    "l": 0.4058,
    "c": 0.13288,
    "h": 266.5
  },
  "luminance": 0.06361
}

Semantic roles & 50–950 ramp

primary

#284290

secondary

#B8A15C

accent

#BA48E0

background

#F7F7FB

surface

#EDEDF6

border

#C8C8D0

text

#080811

muted

#7B7B80

Preview Lab

Preview with #284290

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

Preview Lab → · Contrast checker → · Palette generator →