#282AAD#282AAD

#282AAD is a dark, vivid blue. Relative luminance 0.051; OKLCH L 39.0% C 0.200 H 271.7°. Best body text is #FFFFFF at 10.37:1 contrast (WCAG AA passes).

Color values

HEX	#282AAD
RGB	rgb(40, 42, 173)
HSL	hsl(239, 62%, 42%)
HSV	hsv(239, 77%, 68%)
CMYK	cmyk(76.9%, 75.7%, 0%, 32.2%)
CIE-LAB	lab(27.08, 44.23, -68.99)
CIE-LCH	lch(27.08, 81.95, 302.66°)
OKLab	oklab(39.02% 0.0058 -0.1997)
OKLCH	oklch(39.02% 0.2 271.7)
XYZ	xyz(9.2433, 5.1232, 40.0288)
Luminance	0.0512 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#282AAD #ADAB28

analogous

#286DAD #282AAD #6928AD

triadic

#282AAD #AD282A #2AAD28

tetradic

#282AAD #AD286D #ADAB28 #28AD69

square

#282AAD #AD286D #ADAB28 #28AD69

split-complementary

#282AAD #AD6928 #6DAD28

monochromatic

#11124A #1D1E7B #282AAD #3F42D3 #7173DE

Accessibility & contrast

On white

10.37

#282AAD on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.02

#282AAD on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #282AAD

10.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##282AAD	#FFFFFF	#000000	##FFFFFF
##282AAD	1.00	10.37	2.02	10.37
#FFFFFF	10.37	1.00	21.00	1.00
#000000	2.02	21.00	1.00	21.00
##FFFFFF	10.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0046B1

Deuteranopia (green-blind)

#0039AB

Tritanopia (blue-blind)

#00516A

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #282aad;
/* rgb */ color: rgb(40, 42, 173);
/* oklch */ color: oklch(39.0% 0.200 271.7);

Tailwind

colors: {
  custom: {
    50: '#7965c7',
    500: '#282aad',
    950: '#000000',
  },
}

SCSS

$custom: #282aad;
$custom-light: #7965c7;
$custom-dark: #000000;

JSON

{
  "hex": "#282aad",
  "rgb": {
    "r": 40,
    "g": 42,
    "b": 173
  },
  "hsl": {
    "h": 239.098,
    "s": 62.441,
    "l": 41.765
  },
  "oklch": {
    "l": 0.39022,
    "c": 0.19982,
    "h": 271.7
  },
  "luminance": 0.05124
}

Semantic roles & 50–950 ramp

primary

#282AAD

secondary

#C5C46C

accent

#E342E6

background

#F8F6FC

surface

#EFEBF8

border

#CAC6D1

text

#0B0613

muted

#7C7A82

Preview Lab

Preview with #282AAD

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

Preview Lab → · Contrast checker → · Palette generator →