#3A27AB#3A27AB

#3A27AB is a dark, vivid blue. Relative luminance 0.053; OKLCH L 39.6% C 0.196 H 279.1°. Best body text is #FFFFFF at 10.20:1 contrast (WCAG AA passes).

Color values

HEX	#3A27AB
RGB	rgb(58, 39, 171)
HSL	hsl(249, 63%, 41%)
HSV	hsv(249, 77%, 67%)
CMYK	cmyk(66.1%, 77.2%, 0%, 32.9%)
CIE-LAB	lab(27.55, 46.91, -66.99)
CIE-LCH	lch(27.55, 81.78, 305.00°)
OKLab	oklab(39.61% 0.031 -0.1934)
OKLCH	oklch(39.61% 0.196 279.1)
XYZ	xyz(9.8188, 5.2900, 39.0238)
Luminance	0.0529 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A27AB #98AB27

analogous

#2756AB #3A27AB #7C27AB

triadic

#3A27AB #AB3A27 #27AB3A

tetradic

#3A27AB #AB2756 #98AB27 #27AB7C

square

#3A27AB #AB2756 #98AB27 #27AB7C

split-complementary

#3A27AB #AB7C27 #56AB27

monochromatic

#181047 #291C79 #3A27AB #523DD3 #7E6EDE

Accessibility & contrast

On white

10.20

#3A27AB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.06

#3A27AB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3A27AB

10.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A27AB	#FFFFFF	#000000	##FFFFFF
##3A27AB	1.00	10.20	2.06	10.20
#FFFFFF	10.20	1.00	21.00	1.00
#000000	2.06	21.00	1.00	21.00
##FFFFFF	10.20	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0046AF

Deuteranopia (green-blind)

#003CA9

Tritanopia (blue-blind)

#004E68

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #3a27ab;
/* rgb */ color: rgb(58, 39, 171);
/* oklch */ color: oklch(39.6% 0.196 279.1);

Tailwind

colors: {
  custom: {
    50: '#8064c5',
    500: '#3a27ab',
    950: '#000000',
  },
}

SCSS

$custom: #3a27ab;
$custom-light: #8064c5;
$custom-dark: #000000;

JSON

{
  "hex": "#3a27ab",
  "rgb": {
    "r": 58,
    "g": 39,
    "b": 171
  },
  "hsl": {
    "h": 248.636,
    "s": 62.857,
    "l": 41.176
  },
  "oklch": {
    "l": 0.39608,
    "c": 0.19589,
    "h": 279.1
  },
  "luminance": 0.05291
}

Semantic roles & 50–950 ramp

primary

#3A27AB

secondary

#B8C569

accent

#E642CE

background

#F8F6FC

surface

#F0EBF8

border

#CBC6D1

text

#0C0613

muted

#7D7A82

Preview Lab

Preview with #3A27AB

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

Preview Lab → · Contrast checker → · Palette generator →