#282DA9#282DA9

#282DA9 is a dark, vivid blue. Relative luminance 0.052; OKLCH L 39.0% C 0.192 H 271.6°. Best body text is #FFFFFF at 10.30:1 contrast (WCAG AA passes).

Color values

HEX	#282DA9
RGB	rgb(40, 45, 169)
HSL	hsl(238, 62%, 41%)
HSV	hsv(238, 76%, 66%)
CMYK	cmyk(76.3%, 73.4%, 0%, 33.7%)
CIE-LAB	lab(27.27, 41.14, -66.27)
CIE-LCH	lch(27.27, 78.00, 301.83°)
OKLab	oklab(39.03% 0.0052 -0.1918)
OKLCH	oklch(39.03% 0.192 271.6)
XYZ	xyz(8.9725, 5.1915, 38.0576)
Luminance	0.0519 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#282DA9 #A9A428

analogous

#286DA9 #282DA9 #6328A9

triadic

#282DA9 #A9282D #2DA928

tetradic

#282DA9 #A9286D #A9A428 #28A963

square

#282DA9 #A9286D #A9A428 #28A963

split-complementary

#282DA9 #A96328 #6DA928

monochromatic

#111346 #1C2078 #282DA9 #3D43D1 #6F73DD

Accessibility & contrast

On white

10.30

#282DA9 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.04

#282DA9 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #282DA9

10.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##282DA9	#FFFFFF	#000000	##FFFFFF
##282DA9	1.00	10.30	2.04	10.30
#FFFFFF	10.30	1.00	21.00	1.00
#000000	2.04	21.00	1.00	21.00
##FFFFFF	10.30	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0047AD

Deuteranopia (green-blind)

#003AA7

Tritanopia (blue-blind)

#005168

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #282da9;
/* rgb */ color: rgb(40, 45, 169);
/* oklch */ color: oklch(39.0% 0.192 271.6);

Tailwind

colors: {
  custom: {
    50: '#7867c4',
    500: '#282da9',
    950: '#000000',
  },
}

SCSS

$custom: #282da9;
$custom-light: #7867c4;
$custom-dark: #000000;

JSON

{
  "hex": "#282da9",
  "rgb": {
    "r": 40,
    "g": 45,
    "b": 169
  },
  "hsl": {
    "h": 237.674,
    "s": 61.722,
    "l": 40.98
  },
  "oklch": {
    "l": 0.39031,
    "c": 0.19191,
    "h": 271.6
  },
  "luminance": 0.05192
}

Semantic roles & 50–950 ramp

primary

#282DA9

secondary

#C4C069

accent

#DF43E5

background

#F8F6FC

surface

#EFEBF8

border

#CAC6D1

text

#0A0613

muted

#7C7A82

Preview Lab

Preview with #282DA9

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

Preview Lab → · Contrast checker → · Palette generator →