#3A28AE#3A28AE

#3A28AE is a dark, vivid blue. Relative luminance 0.055; OKLCH L 40.0% C 0.199 H 278.6°. Best body text is #FFFFFF at 10.03:1 contrast (WCAG AA passes).

Color values

HEX	#3A28AE
RGB	rgb(58, 40, 174)
HSL	hsl(248, 63%, 42%)
HSV	hsv(248, 77%, 68%)
CMYK	cmyk(66.7%, 77%, 0%, 31.8%)
CIE-LAB	lab(28.04, 47.32, -67.97)
CIE-LCH	lch(28.04, 82.82, 304.85°)
OKLab	oklab(40.05% 0.0296 -0.1963)
OKLCH	oklch(40.05% 0.199 278.6)
XYZ	xyz(10.1412, 5.4723, 40.5580)
Luminance	0.0547 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A28AE #9CAE28

analogous

#2859AE #3A28AE #7D28AE

triadic

#3A28AE #AE3A28 #28AE3A

tetradic

#3A28AE #AE2859 #9CAE28 #28AE7D

square

#3A28AE #AE2859 #9CAE28 #28AE7D

split-complementary

#3A28AE #AE7D28 #59AE28

monochromatic

#19114A #291D7C #3A28AE #5440D3 #8072DF

Accessibility & contrast

On white

10.03

#3A28AE on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.09

#3A28AE on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3A28AE

10.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A28AE	#FFFFFF	#000000	##FFFFFF
##3A28AE	1.00	10.03	2.09	10.03
#FFFFFF	10.03	1.00	21.00	1.00
#000000	2.09	21.00	1.00	21.00
##FFFFFF	10.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0047B2

Deuteranopia (green-blind)

#003DAC

Tritanopia (blue-blind)

#004F6A

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #3a28ae;
/* rgb */ color: rgb(58, 40, 174);
/* oklch */ color: oklch(40.0% 0.199 278.6);

Tailwind

colors: {
  custom: {
    50: '#8065c7',
    500: '#3a28ae',
    950: '#000000',
  },
}

SCSS

$custom: #3a28ae;
$custom-light: #8065c7;
$custom-dark: #000000;

JSON

{
  "hex": "#3a28ae",
  "rgb": {
    "r": 58,
    "g": 40,
    "b": 174
  },
  "hsl": {
    "h": 248.06,
    "s": 62.617,
    "l": 41.961
  },
  "oklch": {
    "l": 0.40049,
    "c": 0.19853,
    "h": 278.6
  },
  "luminance": 0.05473
}

Semantic roles & 50–950 ramp

primary

#3A28AE

secondary

#BAC66C

accent

#E642D0

background

#F8F6FC

surface

#F0EBF8

border

#CBC6D1

text

#0C0613

muted

#7D7A82

Preview Lab

Preview with #3A28AE

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

Preview Lab → · Contrast checker → · Palette generator →