#282DAD#282DAD

#282DAD is a dark, vivid blue. Relative luminance 0.053; OKLCH L 39.5% C 0.197 H 271.3°. Best body text is #FFFFFF at 10.15:1 contrast (WCAG AA passes).

Color values

HEX#282DAD
RGBrgb(40, 45, 173)
HSLhsl(238, 62%, 42%)
HSVhsv(238, 77%, 68%)
CMYKcmyk(76.9%, 74%, 0%, 32.2%)
CIE-LABlab(27.69, 42.51, -67.98)
CIE-LCHlch(27.69, 80.18, 302.02°)
OKLaboklab(39.46% 0.0046 -0.1968)
OKLCHoklch(39.46% 0.197 271.3)
XYZxyz(9.3537, 5.3440, 40.0656)
Luminance0.0534 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#282DAD #ADA828
analogous
#2870AD #282DAD #6528AD
triadic
#282DAD #AD282D #2DAD28
tetradic
#282DAD #AD2870 #ADA828 #28AD65
square
#282DAD #AD2870 #ADA828 #28AD65
split-complementary
#282DAD #AD6528 #70AD28
monochromatic
#11134A #1D207B #282DAD #3F45D3 #7175DE

Accessibility & contrast

On white

10.15
#282DAD on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.07
#282DAD on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #282DAD
10.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##282DAD#FFFFFF#000000##FFFFFF
##282DAD1.0010.152.0710.15
#FFFFFF10.151.0021.001.00
#0000002.0721.001.0021.00
##FFFFFF10.151.0021.001.00

Color blindness preview

Protanopia (red-blind)
#0048B1
Deuteranopia (green-blind)
#003BAB
Tritanopia (blue-blind)
#00526A
Achromatopsia (no color)
#414141

Design tokens & code

CSS
--color: #282dad;
/* rgb */ color: rgb(40, 45, 173);
/* oklch */ color: oklch(39.5% 0.197 271.3);
Tailwind
colors: {
  custom: {
    50: '#7967c7',
    500: '#282dad',
    950: '#000000',
  },
}
SCSS
$custom: #282dad;
$custom-light: #7967c7;
$custom-dark: #000000;
JSON
{
  "hex": "#282dad",
  "rgb": {
    "r": 40,
    "g": 45,
    "b": 173
  },
  "hsl": {
    "h": 237.744,
    "s": 62.441,
    "l": 41.765
  },
  "oklch": {
    "l": 0.39455,
    "c": 0.19688,
    "h": 271.3
  },
  "luminance": 0.05345
}

Semantic roles & 50–950 ramp

primary
#282DAD
secondary
#C5C26C
accent
#DF42E6
background
#F8F6FC
surface
#EFEBF8
border
#CAC6D1
text
#0B0613
muted
#7C7A82

Preview Lab

Preview with #282DAD

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

Preview Lab → · Contrast checker → · Palette generator →

#282DAD Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva