#283286#283286

#283286 is a dark, vivid blue. Relative luminance 0.045; OKLCH L 36.4% C 0.140 H 272.2°. Best body text is #FFFFFF at 11.11:1 contrast (WCAG AA passes).

Color values

HEX	#283286
RGB	rgb(40, 50, 134)
HSL	hsl(234, 54%, 34%)
HSV	hsv(234, 70%, 53%)
CMYK	cmyk(70.1%, 62.7%, 0%, 47.5%)
CIE-LAB	lab(25.12, 25.31, -48.35)
CIE-LCH	lch(25.12, 54.58, 297.63°)
OKLab	oklab(36.45% 0.0055 -0.1394)
OKLCH	oklch(36.45% 0.14 272.2)
XYZ	xyz(6.3173, 4.4530, 23.0762)
Luminance	0.0445 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#283286 #867C28

analogous

#286186 #283286 #4D2886

triadic

#283286 #862832 #328628

tetradic

#283286 #862861 #867C28 #28864D

square

#283286 #862861 #867C28 #28864D

split-complementary

#283286 #864D28 #618628

monochromatic

#0C0F28 #1A2057 #283286 #3644B5 #5B67CE

Accessibility & contrast

On white

11.11

#283286 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.89

#283286 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #283286

11.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##283286	#FFFFFF	#000000	##FFFFFF
##283286	1.00	11.11	1.89	11.11
#FFFFFF	11.11	1.00	21.00	1.00
#000000	1.89	21.00	1.00	21.00
##FFFFFF	11.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004089

Deuteranopia (green-blind)

#003784

Tritanopia (blue-blind)

#004757

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #283286;
/* rgb */ color: rgb(40, 50, 134);
/* oklch */ color: oklch(36.4% 0.140 272.2);

Tailwind

colors: {
  custom: {
    50: '#6f69aa',
    500: '#283286',
    950: '#000000',
  },
}

SCSS

$custom: #283286;
$custom-light: #6f69aa;
$custom-dark: #000000;

JSON

{
  "hex": "#283286",
  "rgb": {
    "r": 40,
    "g": 50,
    "b": 134
  },
  "hsl": {
    "h": 233.617,
    "s": 54.023,
    "l": 34.118
  },
  "oklch": {
    "l": 0.36447,
    "c": 0.13955,
    "h": 272.2
  },
  "luminance": 0.04454
}

Semantic roles & 50–950 ramp

primary

#283286

secondary

#B3A957

accent

#CE4ADD

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#080610

muted

#7B7A7F

Preview Lab

Preview with #283286

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

Preview Lab → · Contrast checker → · Palette generator →