#3A28AD#3A28AD

#3A28AD is a dark, vivid blue. Relative luminance 0.054; OKLCH L 39.9% C 0.197 H 278.7°. Best body text is #FFFFFF at 10.06:1 contrast (WCAG AA passes).

Color values

HEX	#3A28AD
RGB	rgb(58, 40, 173)
HSL	hsl(248, 62%, 42%)
HSV	hsv(248, 77%, 68%)
CMYK	cmyk(66.5%, 76.9%, 0%, 32.2%)
CIE-LAB	lab(27.94, 47.01, -67.54)
CIE-LCH	lch(27.94, 82.29, 304.84°)
OKLab	oklab(39.94% 0.0299 -0.1951)
OKLCH	oklch(39.94% 0.197 278.7)
XYZ	xyz(10.0441, 5.4334, 40.0465)
Luminance	0.0543 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A28AD #9BAD28

analogous

#2859AD #3A28AD #7D28AD

triadic

#3A28AD #AD3A28 #28AD3A

tetradic

#3A28AD #AD2859 #9BAD28 #28AD7D

square

#3A28AD #AD2859 #9BAD28 #28AD7D

split-complementary

#3A28AD #AD7D28 #59AD28

monochromatic

#19114A #291D7B #3A28AD #533FD3 #8071DE

Accessibility & contrast

On white

10.06

#3A28AD on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.09

#3A28AD on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3A28AD

10.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A28AD	#FFFFFF	#000000	##FFFFFF
##3A28AD	1.00	10.06	2.09	10.06
#FFFFFF	10.06	1.00	21.00	1.00
#000000	2.09	21.00	1.00	21.00
##FFFFFF	10.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0047B1

Deuteranopia (green-blind)

#003DAB

Tritanopia (blue-blind)

#004F69

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #3a28ad;
/* rgb */ color: rgb(58, 40, 173);
/* oklch */ color: oklch(39.9% 0.197 278.7);

Tailwind

colors: {
  custom: {
    50: '#8065c7',
    500: '#3a28ad',
    950: '#000000',
  },
}

SCSS

$custom: #3a28ad;
$custom-light: #8065c7;
$custom-dark: #000000;

JSON

{
  "hex": "#3a28ad",
  "rgb": {
    "r": 58,
    "g": 40,
    "b": 173
  },
  "hsl": {
    "h": 248.12,
    "s": 62.441,
    "l": 41.765
  },
  "oklch": {
    "l": 0.39944,
    "c": 0.19735,
    "h": 278.7
  },
  "luminance": 0.05434
}

Semantic roles & 50–950 ramp

primary

#3A28AD

secondary

#B9C56C

accent

#E642CF

background

#F8F6FC

surface

#F0EBF8

border

#CBC6D1

text

#0C0613

muted

#7D7A82

Preview Lab

Preview with #3A28AD

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

Preview Lab → · Contrast checker → · Palette generator →