#282CC5#282CC5

#282CC5 is a dark, highly saturated blue. Relative luminance 0.063; OKLCH L 41.9% C 0.227 H 270.2°. Best body text is #FFFFFF at 9.31:1 contrast (WCAG AA passes).

Color values

HEX	#282CC5
RGB	rgb(40, 44, 197)
HSL	hsl(238, 66%, 46%)
HSV	hsv(238, 80%, 77%)
CMYK	cmyk(79.7%, 77.7%, 0%, 22.7%)
CIE-LAB	lab(30.11, 51.02, -78.22)
CIE-LCH	lch(30.11, 93.38, 303.12°)
OKLab	oklab(41.94% 0.0008 -0.2265)
OKLCH	oklch(41.94% 0.227 270.2)
XYZ	xyz(11.8504, 6.2823, 53.4005)
Luminance	0.0628 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#282CC5 #C5C128

analogous

#287BC5 #282CC5 #7328C5

triadic

#282CC5 #C5282C #2CC528

tetradic

#282CC5 #C5287B #C5C128 #28C573

square

#282CC5 #C5287B #C5C128 #28C573

split-complementary

#282CC5 #C57328 #7BC528

monochromatic

#13155F #1E2192 #282CC5 #4F53DB #8284E6

Accessibility & contrast

On white

9.31

#282CC5 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.26

#282CC5 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #282CC5

9.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##282CC5	#FFFFFF	#000000	##FFFFFF
##282CC5	1.00	9.31	2.26	9.31
#FFFFFF	9.31	1.00	21.00	1.00
#000000	2.26	21.00	1.00	21.00
##FFFFFF	9.31	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004FC9

Deuteranopia (green-blind)

#003FC2

Tritanopia (blue-blind)

#005B78

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #282cc5;
/* rgb */ color: rgb(40, 44, 197);
/* oklch */ color: oklch(41.9% 0.227 270.2);

Tailwind

colors: {
  custom: {
    50: '#7f68d8',
    500: '#282cc5',
    950: '#000000',
  },
}

SCSS

$custom: #282cc5;
$custom-light: #7f68d8;
$custom-dark: #000000;

JSON

{
  "hex": "#282cc5",
  "rgb": {
    "r": 40,
    "g": 44,
    "b": 197
  },
  "hsl": {
    "h": 238.471,
    "s": 66.245,
    "l": 46.471
  },
  "oklch": {
    "l": 0.41937,
    "c": 0.22652,
    "h": 270.2
  },
  "luminance": 0.06284
}

Semantic roles & 50–950 ramp

primary

#282CC5

secondary

#CECC7A

accent

#E53FE9

background

#F8F6FD

surface

#F0EBFB

border

#CBC6D4

text

#0C0615

muted

#7D7A83

Preview Lab

Preview with #282CC5

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

Preview Lab → · Contrast checker → · Palette generator →