#282DA1#282DA1

#282DA1 is a dark, vivid blue. Relative luminance 0.049; OKLCH L 38.2% C 0.182 H 272.0°. Best body text is #FFFFFF at 10.60:1 contrast (WCAG AA passes).

Color values

HEX	#282DA1
RGB	rgb(40, 45, 161)
HSL	hsl(238, 60%, 39%)
HSV	hsv(238, 75%, 63%)
CMYK	cmyk(75.2%, 72%, 0%, 36.9%)
CIE-LAB	lab(26.45, 38.36, -62.79)
CIE-LCH	lch(26.45, 73.59, 301.42°)
OKLab	oklab(38.19% 0.0064 -0.1817)
OKLCH	oklch(38.19% 0.182 272)
XYZ	xyz(8.2443, 4.9002, 34.2227)
Luminance	0.0490 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#282DA1 #A19C28

analogous

#2869A1 #282DA1 #6028A1

triadic

#282DA1 #A1282D #2DA128

tetradic

#282DA1 #A12869 #A19C28 #28A160

square

#282DA1 #A12869 #A19C28 #28A160

split-complementary

#282DA1 #A16028 #69A128

monochromatic

#10123F #1C1F70 #282DA1 #393FCE #6A6EDA

Accessibility & contrast

On white

10.60

#282DA1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.98

#282DA1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #282DA1

10.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##282DA1	#FFFFFF	#000000	##FFFFFF
##282DA1	1.00	10.60	1.98	10.60
#FFFFFF	10.60	1.00	21.00	1.00
#000000	1.98	21.00	1.00	21.00
##FFFFFF	10.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0044A4

Deuteranopia (green-blind)

#00399F

Tritanopia (blue-blind)

#004E64

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #282da1;
/* rgb */ color: rgb(40, 45, 161);
/* oklch */ color: oklch(38.2% 0.182 272.0);

Tailwind

colors: {
  custom: {
    50: '#7667be',
    500: '#282da1',
    950: '#000000',
  },
}

SCSS

$custom: #282da1;
$custom-light: #7667be;
$custom-dark: #000000;

JSON

{
  "hex": "#282da1",
  "rgb": {
    "r": 40,
    "g": 45,
    "b": 161
  },
  "hsl": {
    "h": 237.521,
    "s": 60.199,
    "l": 39.412
  },
  "oklch": {
    "l": 0.38194,
    "c": 0.18182,
    "h": 272
  },
  "luminance": 0.04901
}

Semantic roles & 50–950 ramp

primary

#282DA1

secondary

#C0BC65

accent

#DD44E3

background

#F7F6FB

surface

#EEEBF7

border

#C9C6D0

text

#0A0612

muted

#7C7A81

Preview Lab

Preview with #282DA1

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

Preview Lab → · Contrast checker → · Palette generator →