#282BA0#282BA0

#282BA0 is a dark, vivid blue. Relative luminance 0.047; OKLCH L 37.8% C 0.183 H 272.4°. Best body text is #FFFFFF at 10.81:1 contrast (WCAG AA passes).

Color values

HEX	#282BA0
RGB	rgb(40, 43, 160)
HSL	hsl(239, 60%, 39%)
HSV	hsv(239, 75%, 63%)
CMYK	cmyk(75%, 73.1%, 0%, 37.3%)
CIE-LAB	lab(25.91, 39.22, -63.07)
CIE-LCH	lch(25.91, 74.27, 301.87°)
OKLab	oklab(37.78% 0.0076 -0.1825)
OKLCH	oklch(37.78% 0.183 272.4)
XYZ	xyz(8.0820, 4.7161, 33.7353)
Luminance	0.0472 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#282BA0 #A09D28

analogous

#2867A0 #282BA0 #6128A0

triadic

#282BA0 #A0282B #2BA028

tetradic

#282BA0 #A02867 #A09D28 #28A061

square

#282BA0 #A02867 #A09D28 #28A061

split-complementary

#282BA0 #A06128 #67A028

monochromatic

#10113E #1C1E6F #282BA0 #383CCD #696CD9

Accessibility & contrast

On white

10.81

#282BA0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.94

#282BA0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #282BA0

10.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##282BA0	#FFFFFF	#000000	##FFFFFF
##282BA0	1.00	10.81	1.94	10.81
#FFFFFF	10.81	1.00	21.00	1.00
#000000	1.94	21.00	1.00	21.00
##FFFFFF	10.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0043A3

Deuteranopia (green-blind)

#00379E

Tritanopia (blue-blind)

#004C63

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #282ba0;
/* rgb */ color: rgb(40, 43, 160);
/* oklch */ color: oklch(37.8% 0.183 272.4);

Tailwind

colors: {
  custom: {
    50: '#7665bd',
    500: '#282ba0',
    950: '#000000',
  },
}

SCSS

$custom: #282ba0;
$custom-light: #7665bd;
$custom-dark: #000000;

JSON

{
  "hex": "#282ba0",
  "rgb": {
    "r": 40,
    "g": 43,
    "b": 160
  },
  "hsl": {
    "h": 238.5,
    "s": 60,
    "l": 39.216
  },
  "oklch": {
    "l": 0.37777,
    "c": 0.18268,
    "h": 272.4
  },
  "luminance": 0.04717
}

Semantic roles & 50–950 ramp

primary

#282BA0

secondary

#C0BD64

accent

#DF45E3

background

#F7F6FB

surface

#EEEBF7

border

#C9C6D0

text

#0A0612

muted

#7C7A81

Preview Lab

Preview with #282BA0

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

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