#3A28AC#3A28AC

#3A28AC is a dark, vivid blue. Relative luminance 0.054; OKLCH L 39.8% C 0.196 H 278.8°. Best body text is #FFFFFF at 10.10:1 contrast (WCAG AA passes).

Color values

HEX	#3A28AC
RGB	rgb(58, 40, 172)
HSL	hsl(248, 62%, 42%)
HSV	hsv(248, 77%, 67%)
CMYK	cmyk(66.3%, 76.7%, 0%, 32.5%)
CIE-LAB	lab(27.83, 46.70, -67.12)
CIE-LCH	lch(27.83, 81.77, 304.83°)
OKLab	oklab(39.84% 0.0301 -0.1938)
OKLCH	oklch(39.84% 0.196 278.8)
XYZ	xyz(9.9477, 5.3949, 39.5388)
Luminance	0.0540 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A28AC #9AAC28

analogous

#2858AC #3A28AC #7C28AC

triadic

#3A28AC #AC3A28 #28AC3A

tetradic

#3A28AC #AC2858 #9AAC28 #28AC7C

square

#3A28AC #AC2858 #9AAC28 #28AC7C

split-complementary

#3A28AC #AC7C28 #58AC28

monochromatic

#191149 #291C7A #3A28AC #533FD2 #7F71DE

Accessibility & contrast

On white

10.10

#3A28AC on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.08

#3A28AC on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3A28AC

10.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A28AC	#FFFFFF	#000000	##FFFFFF
##3A28AC	1.00	10.10	2.08	10.10
#FFFFFF	10.10	1.00	21.00	1.00
#000000	2.08	21.00	1.00	21.00
##FFFFFF	10.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0047B0

Deuteranopia (green-blind)

#003CAA

Tritanopia (blue-blind)

#004F69

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #3a28ac;
/* rgb */ color: rgb(58, 40, 172);
/* oklch */ color: oklch(39.8% 0.196 278.8);

Tailwind

colors: {
  custom: {
    50: '#8065c6',
    500: '#3a28ac',
    950: '#000000',
  },
}

SCSS

$custom: #3a28ac;
$custom-light: #8065c6;
$custom-dark: #000000;

JSON

{
  "hex": "#3a28ac",
  "rgb": {
    "r": 58,
    "g": 40,
    "b": 172
  },
  "hsl": {
    "h": 248.182,
    "s": 62.264,
    "l": 41.569
  },
  "oklch": {
    "l": 0.3984,
    "c": 0.19615,
    "h": 278.8
  },
  "luminance": 0.05396
}

Semantic roles & 50–950 ramp

primary

#3A28AC

secondary

#B9C56B

accent

#E542CF

background

#F8F6FC

surface

#F0EBF8

border

#CBC6D1

text

#0C0613

muted

#7D7A82

Preview Lab

Preview with #3A28AC

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

Preview Lab → · Contrast checker → · Palette generator →