#3828AE#3828AE

#3828AE is a dark, vivid blue. Relative luminance 0.054; OKLCH L 39.9% C 0.199 H 277.8°. Best body text is #FFFFFF at 10.08:1 contrast (WCAG AA passes).

Color values

HEX	#3828AE
RGB	rgb(56, 40, 174)
HSL	hsl(247, 63%, 42%)
HSV	hsv(247, 77%, 68%)
CMYK	cmyk(67.8%, 77%, 0%, 31.8%)
CIE-LAB	lab(27.88, 47.11, -68.24)
CIE-LCH	lch(27.88, 82.92, 304.62°)
OKLab	oklab(39.9% 0.0268 -0.1971)
OKLCH	oklch(39.9% 0.199 277.8)
XYZ	xyz(10.0272, 5.4135, 40.5527)
Luminance	0.0541 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3828AE #9EAE28

analogous

#285BAE #3828AE #7B28AE

triadic

#3828AE #AE3828 #28AE38

tetradic

#3828AE #AE285B #9EAE28 #28AE7B

square

#3828AE #AE285B #9EAE28 #28AE7B

split-complementary

#3828AE #AE7B28 #5BAE28

monochromatic

#18114A #281D7C #3828AE #5240D3 #7F72DF

Accessibility & contrast

On white

10.08

#3828AE on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.08

#3828AE on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3828AE

10.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3828AE	#FFFFFF	#000000	##FFFFFF
##3828AE	1.00	10.08	2.08	10.08
#FFFFFF	10.08	1.00	21.00	1.00
#000000	2.08	21.00	1.00	21.00
##FFFFFF	10.08	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0047B2

Deuteranopia (green-blind)

#003CAC

Tritanopia (blue-blind)

#004F6A

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #3828ae;
/* rgb */ color: rgb(56, 40, 174);
/* oklch */ color: oklch(39.9% 0.199 277.8);

Tailwind

colors: {
  custom: {
    50: '#8065c7',
    500: '#3828ae',
    950: '#000000',
  },
}

SCSS

$custom: #3828ae;
$custom-light: #8065c7;
$custom-dark: #000000;

JSON

{
  "hex": "#3828ae",
  "rgb": {
    "r": 56,
    "g": 40,
    "b": 174
  },
  "hsl": {
    "h": 247.164,
    "s": 62.617,
    "l": 41.961
  },
  "oklch": {
    "l": 0.39897,
    "c": 0.19896,
    "h": 277.8
  },
  "luminance": 0.05414
}

Semantic roles & 50–950 ramp

primary

#3828AE

secondary

#BBC66C

accent

#E642D2

background

#F8F6FC

surface

#F0EBF8

border

#CBC6D1

text

#0C0613

muted

#7D7A82

Preview Lab

Preview with #3828AE

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

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