#282AA0#282AA0

#282AA0 is a dark, vivid blue. Relative luminance 0.046; OKLCH L 37.6% C 0.184 H 272.5°. Best body text is #FFFFFF at 10.89:1 contrast (WCAG AA passes).

Color values

HEX	#282AA0
RGB	rgb(40, 42, 160)
HSL	hsl(239, 60%, 39%)
HSV	hsv(239, 75%, 63%)
CMYK	cmyk(75%, 73.8%, 0%, 37.3%)
CIE-LAB	lab(25.70, 39.82, -63.43)
CIE-LCH	lch(25.70, 74.89, 302.12°)
OKLab	oklab(37.63% 0.0081 -0.1835)
OKLCH	oklch(37.63% 0.184 272.5)
XYZ	xyz(8.0461, 4.6443, 33.7233)
Luminance	0.0464 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#282AA0 #A09E28

analogous

#2866A0 #282AA0 #6228A0

triadic

#282AA0 #A0282A #2AA028

tetradic

#282AA0 #A02866 #A09E28 #28A062

square

#282AA0 #A02866 #A09E28 #28A062

split-complementary

#282AA0 #A06228 #66A028

monochromatic

#10103E #1C1D6F #282AA0 #383ACD #696BD9

Accessibility & contrast

On white

10.89

#282AA0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.93

#282AA0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #282AA0

10.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##282AA0	#FFFFFF	#000000	##FFFFFF
##282AA0	1.00	10.89	1.93	10.89
#FFFFFF	10.89	1.00	21.00	1.00
#000000	1.93	21.00	1.00	21.00
##FFFFFF	10.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0043A3

Deuteranopia (green-blind)

#00379E

Tritanopia (blue-blind)

#004C62

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #282aa0;
/* rgb */ color: rgb(40, 42, 160);
/* oklch */ color: oklch(37.6% 0.184 272.5);

Tailwind

colors: {
  custom: {
    50: '#7665bd',
    500: '#282aa0',
    950: '#000000',
  },
}

SCSS

$custom: #282aa0;
$custom-light: #7665bd;
$custom-dark: #000000;

JSON

{
  "hex": "#282aa0",
  "rgb": {
    "r": 40,
    "g": 42,
    "b": 160
  },
  "hsl": {
    "h": 239,
    "s": 60,
    "l": 39.216
  },
  "oklch": {
    "l": 0.37625,
    "c": 0.18372,
    "h": 272.5
  },
  "luminance": 0.04645
}

Semantic roles & 50–950 ramp

primary

#282AA0

secondary

#C0BE64

accent

#E145E3

background

#F7F6FB

surface

#EEEBF7

border

#C9C6D0

text

#0A0612

muted

#7C7A81

Preview Lab

Preview with #282AA0

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

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