#282CA8#282CA8

#282CA8 is a dark, vivid blue. Relative luminance 0.051; OKLCH L 38.8% C 0.192 H 271.7°. Best body text is #FFFFFF at 10.42:1 contrast (WCAG AA passes).

Color values

HEX	#282CA8
RGB	rgb(40, 44, 168)
HSL	hsl(238, 62%, 41%)
HSV	hsv(238, 76%, 66%)
CMYK	cmyk(76.2%, 73.8%, 0%, 34.1%)
CIE-LAB	lab(26.96, 41.39, -66.19)
CIE-LCH	lch(26.96, 78.06, 302.02°)
OKLab	oklab(38.77% 0.0058 -0.1916)
OKLCH	oklch(38.77% 0.192 271.7)
XYZ	xyz(8.8412, 5.0787, 37.5525)
Luminance	0.0508 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#282CA8 #A8A428

analogous

#286CA8 #282CA8 #6428A8

triadic

#282CA8 #A8282C #2CA828

tetradic

#282CA8 #A8286C #A8A428 #28A864

square

#282CA8 #A8286C #A8A428 #28A864

split-complementary

#282CA8 #A86428 #6CA828

monochromatic

#101245 #1C1F77 #282CA8 #3D41D1 #6E71DC

Accessibility & contrast

On white

10.42

#282CA8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.02

#282CA8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #282CA8

10.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##282CA8	#FFFFFF	#000000	##FFFFFF
##282CA8	1.00	10.42	2.02	10.42
#FFFFFF	10.42	1.00	21.00	1.00
#000000	2.02	21.00	1.00	21.00
##FFFFFF	10.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0046AC

Deuteranopia (green-blind)

#0039A6

Tritanopia (blue-blind)

#005067

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #282ca8;
/* rgb */ color: rgb(40, 44, 168);
/* oklch */ color: oklch(38.8% 0.192 271.7);

Tailwind

colors: {
  custom: {
    50: '#7866c3',
    500: '#282ca8',
    950: '#000000',
  },
}

SCSS

$custom: #282ca8;
$custom-light: #7866c3;
$custom-dark: #000000;

JSON

{
  "hex": "#282ca8",
  "rgb": {
    "r": 40,
    "g": 44,
    "b": 168
  },
  "hsl": {
    "h": 238.125,
    "s": 61.538,
    "l": 40.784
  },
  "oklch": {
    "l": 0.38774,
    "c": 0.19169,
    "h": 271.7
  },
  "luminance": 0.0508
}

Semantic roles & 50–950 ramp

primary

#282CA8

secondary

#C3C069

accent

#E043E5

background

#F8F6FC

surface

#EFEBF8

border

#CAC6D1

text

#0A0613

muted

#7C7A82

Preview Lab

Preview with #282CA8

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

Preview Lab → · Contrast checker → · Palette generator →