#282EA4#282EA4

#282EA4 is a dark, vivid blue. Relative luminance 0.051; OKLCH L 38.7% C 0.185 H 271.7°. Best body text is #FFFFFF at 10.41:1 contrast (WCAG AA passes).

Color values

HEX	#282EA4
RGB	rgb(40, 46, 164)
HSL	hsl(237, 61%, 40%)
HSV	hsv(237, 76%, 64%)
CMYK	cmyk(75.6%, 72%, 0%, 35.7%)
CIE-LAB	lab(26.97, 38.81, -63.75)
CIE-LCH	lch(26.97, 74.63, 301.33°)
OKLab	oklab(38.66% 0.0055 -0.1845)
OKLCH	oklch(38.66% 0.185 271.7)
XYZ	xyz(8.5506, 5.0845, 35.6455)
Luminance	0.0508 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#282EA4 #A49E28

analogous

#286CA4 #282EA4 #6028A4

triadic

#282EA4 #A4282E #2EA428

tetradic

#282EA4 #A4286C #A49E28 #28A460

square

#282EA4 #A4286C #A49E28 #28A460

split-complementary

#282EA4 #A46028 #6CA428

monochromatic

#101242 #1C2073 #282EA4 #3A41CF #6B71DB

Accessibility & contrast

On white

10.41

#282EA4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.02

#282EA4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #282EA4

10.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##282EA4	#FFFFFF	#000000	##FFFFFF
##282EA4	1.00	10.41	2.02	10.41
#FFFFFF	10.41	1.00	21.00	1.00
#000000	2.02	21.00	1.00	21.00
##FFFFFF	10.41	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0046A8

Deuteranopia (green-blind)

#003AA2

Tritanopia (blue-blind)

#004F66

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #282ea4;
/* rgb */ color: rgb(40, 46, 164);
/* oklch */ color: oklch(38.7% 0.185 271.7);

Tailwind

colors: {
  custom: {
    50: '#7668c0',
    500: '#282ea4',
    950: '#000000',
  },
}

SCSS

$custom: #282ea4;
$custom-light: #7668c0;
$custom-dark: #000000;

JSON

{
  "hex": "#282ea4",
  "rgb": {
    "r": 40,
    "g": 46,
    "b": 164
  },
  "hsl": {
    "h": 237.097,
    "s": 60.784,
    "l": 40
  },
  "oklch": {
    "l": 0.38662,
    "c": 0.18457,
    "h": 271.7
  },
  "luminance": 0.05085
}

Semantic roles & 50–950 ramp

primary

#282EA4

secondary

#C1BD66

accent

#DC44E4

background

#F7F6FC

surface

#EEEBF8

border

#C9C6D1

text

#0A0612

muted

#7C7A81

Preview Lab

Preview with #282EA4

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

Preview Lab → · Contrast checker → · Palette generator →