#282AA5#282AA5

#282AA5 is a dark, vivid blue. Relative luminance 0.048; OKLCH L 38.2% C 0.190 H 272.2°. Best body text is #FFFFFF at 10.69:1 contrast (WCAG AA passes).

Color values

HEX	#282AA5
RGB	rgb(40, 42, 165)
HSL	hsl(239, 61%, 40%)
HSV	hsv(239, 76%, 65%)
CMYK	cmyk(75.8%, 74.5%, 0%, 35.3%)
CIE-LAB	lab(26.22, 41.53, -65.59)
CIE-LCH	lch(26.22, 77.63, 302.34°)
OKLab	oklab(38.16% 0.0073 -0.1898)
OKLCH	oklch(38.16% 0.19 272.2)
XYZ	xyz(8.4923, 4.8228, 36.0733)
Luminance	0.0482 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#282AA5 #A5A328

analogous

#2868A5 #282AA5 #6428A5

triadic

#282AA5 #A5282A #2AA528

tetradic

#282AA5 #A52868 #A5A328 #28A564

square

#282AA5 #A52868 #A5A328 #28A564

split-complementary

#282AA5 #A56428 #68A528

monochromatic

#101142 #1C1D74 #282AA5 #3B3DCF #6C6EDB

Accessibility & contrast

On white

10.69

#282AA5 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.96

#282AA5 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #282AA5

10.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##282AA5	#FFFFFF	#000000	##FFFFFF
##282AA5	1.00	10.69	1.96	10.69
#FFFFFF	10.69	1.00	21.00	1.00
#000000	1.96	21.00	1.00	21.00
##FFFFFF	10.69	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0044A9

Deuteranopia (green-blind)

#0038A3

Tritanopia (blue-blind)

#004E65

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #282aa5;
/* rgb */ color: rgb(40, 42, 165);
/* oklch */ color: oklch(38.2% 0.190 272.2);

Tailwind

colors: {
  custom: {
    50: '#7765c1',
    500: '#282aa5',
    950: '#000000',
  },
}

SCSS

$custom: #282aa5;
$custom-light: #7765c1;
$custom-dark: #000000;

JSON

{
  "hex": "#282aa5",
  "rgb": {
    "r": 40,
    "g": 42,
    "b": 165
  },
  "hsl": {
    "h": 239.04,
    "s": 60.976,
    "l": 40.196
  },
  "oklch": {
    "l": 0.38157,
    "c": 0.18998,
    "h": 272.2
  },
  "luminance": 0.04824
}

Semantic roles & 50–950 ramp

primary

#282AA5

secondary

#C2C067

accent

#E244E4

background

#F7F6FC

surface

#EEEBF8

border

#C9C6D1

text

#0A0612

muted

#7C7A81

Preview Lab

Preview with #282AA5

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

Preview Lab → · Contrast checker → · Palette generator →