#282C91#282C91

#282C91 is a dark, vivid blue. Relative luminance 0.043; OKLCH L 36.4% C 0.162 H 273.2°. Best body text is #FFFFFF at 11.29:1 contrast (WCAG AA passes).

Color values

HEX	#282C91
RGB	rgb(40, 44, 145)
HSL	hsl(238, 57%, 36%)
HSV	hsv(238, 72%, 57%)
CMYK	cmyk(72.4%, 69.7%, 0%, 43.1%)
CIE-LAB	lab(24.63, 33.31, -55.99)
CIE-LCH	lch(24.63, 65.15, 300.75°)
OKLab	oklab(36.4% 0.0091 -0.1618)
OKLCH	oklch(36.4% 0.162 273.2)
XYZ	xyz(6.8849, 4.2961, 27.2490)
Luminance	0.0430 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#282C91 #918D28

analogous

#286191 #282C91 #592891

triadic

#282C91 #91282C #2C9128

tetradic

#282C91 #912861 #918D28 #289159

square

#282C91 #912861 #918D28 #289159

split-complementary

#282C91 #915928 #619128

monochromatic

#0E0F31 #1B1D61 #282C91 #353BC1 #6065D3

Accessibility & contrast

On white

11.29

#282C91 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.86

#282C91 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #282C91

11.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##282C91	#FFFFFF	#000000	##FFFFFF
##282C91	1.00	11.29	1.86	11.29
#FFFFFF	11.29	1.00	21.00	1.00
#000000	1.86	21.00	1.00	21.00
##FFFFFF	11.29	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003F94

Deuteranopia (green-blind)

#00368F

Tritanopia (blue-blind)

#00475B

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #282c91;
/* rgb */ color: rgb(40, 44, 145);
/* oklch */ color: oklch(36.4% 0.162 273.2);

Tailwind

colors: {
  custom: {
    50: '#7265b2',
    500: '#282c91',
    950: '#000000',
  },
}

SCSS

$custom: #282c91;
$custom-light: #7265b2;
$custom-dark: #000000;

JSON

{
  "hex": "#282c91",
  "rgb": {
    "r": 40,
    "g": 44,
    "b": 145
  },
  "hsl": {
    "h": 237.714,
    "s": 56.757,
    "l": 36.275
  },
  "oklch": {
    "l": 0.364,
    "c": 0.1621,
    "h": 273.2
  },
  "luminance": 0.04297
}

Semantic roles & 50–950 ramp

primary

#282C91

secondary

#B9B55C

accent

#DA48E0

background

#F7F6FB

surface

#EDEBF6

border

#C8C6D0

text

#090611

muted

#7B7A80

Preview Lab

Preview with #282C91

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

Preview Lab → · Contrast checker → · Palette generator →