#283084#283084

#283084 is a dark, vivid blue. Relative luminance 0.042; OKLCH L 35.9% C 0.139 H 273.0°. Best body text is #FFFFFF at 11.37:1 contrast (WCAG AA passes).

Color values

HEX	#283084
RGB	rgb(40, 48, 132)
HSL	hsl(235, 53%, 34%)
HSV	hsv(235, 70%, 52%)
CMYK	cmyk(69.7%, 63.6%, 0%, 48.2%)
CIE-LAB	lab(24.42, 25.92, -48.24)
CIE-LCH	lch(24.42, 54.76, 298.25°)
OKLab	oklab(35.88% 0.0072 -0.1391)
OKLCH	oklch(35.88% 0.139 273)
XYZ	xyz(6.0955, 4.2304, 22.3206)
Luminance	0.0423 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#283084 #847C28

analogous

#285E84 #283084 #4E2884

triadic

#283084 #842830 #308428

tetradic

#283084 #84285E #847C28 #28844E

square

#283084 #84285E #847C28 #28844E

split-complementary

#283084 #844E28 #5E8428

monochromatic

#0C0E26 #1A1F55 #283084 #3641B3 #5A64CD

Accessibility & contrast

On white

11.37

#283084 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.85

#283084 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #283084

11.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##283084	#FFFFFF	#000000	##FFFFFF
##283084	1.00	11.37	1.85	11.37
#FFFFFF	11.37	1.00	21.00	1.00
#000000	1.85	21.00	1.00	21.00
##FFFFFF	11.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003E87

Deuteranopia (green-blind)

#003682

Tritanopia (blue-blind)

#004555

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #283084;
/* rgb */ color: rgb(40, 48, 132);
/* oklch */ color: oklch(35.9% 0.139 273.0);

Tailwind

colors: {
  custom: {
    50: '#6f68a9',
    500: '#283084',
    950: '#000000',
  },
}

SCSS

$custom: #283084;
$custom-light: #6f68a9;
$custom-dark: #000000;

JSON

{
  "hex": "#283084",
  "rgb": {
    "r": 40,
    "g": 48,
    "b": 132
  },
  "hsl": {
    "h": 234.783,
    "s": 53.488,
    "l": 33.725
  },
  "oklch": {
    "l": 0.35879,
    "c": 0.13931,
    "h": 273
  },
  "luminance": 0.04231
}

Semantic roles & 50–950 ramp

primary

#283084

secondary

#B2AA56

accent

#D04BDD

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#080610

muted

#7B7A7F

Preview Lab

Preview with #283084

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

Preview Lab → · Contrast checker → · Palette generator →