#3427AB#3427AB

#3427AB is a dark, vivid blue. Relative luminance 0.051; OKLCH L 39.2% C 0.197 H 276.6°. Best body text is #FFFFFF at 10.37:1 contrast (WCAG AA passes).

Color values

HEX	#3427AB
RGB	rgb(52, 39, 171)
HSL	hsl(246, 63%, 41%)
HSV	hsv(246, 77%, 67%)
CMYK	cmyk(69.6%, 77.2%, 0%, 32.9%)
CIE-LAB	lab(27.08, 46.29, -67.78)
CIE-LCH	lch(27.08, 82.08, 304.33°)
OKLab	oklab(39.16% 0.0226 -0.1959)
OKLCH	oklch(39.16% 0.197 276.6)
XYZ	xyz(9.4900, 5.1205, 39.0084)
Luminance	0.0512 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3427AB #9EAB27

analogous

#275CAB #3427AB #7627AB

triadic

#3427AB #AB3427 #27AB34

tetradic

#3427AB #AB275C #9EAB27 #27AB76

square

#3427AB #AB275C #9EAB27 #27AB76

split-complementary

#3427AB #AB7627 #5CAB27

monochromatic

#161047 #251C79 #3427AB #4B3DD3 #796EDE

Accessibility & contrast

On white

10.37

#3427AB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.02

#3427AB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3427AB

10.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3427AB	#FFFFFF	#000000	##FFFFFF
##3427AB	1.00	10.37	2.02	10.37
#FFFFFF	10.37	1.00	21.00	1.00
#000000	2.02	21.00	1.00	21.00
##FFFFFF	10.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0045AF

Deuteranopia (green-blind)

#003AA9

Tritanopia (blue-blind)

#004E68

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #3427ab;
/* rgb */ color: rgb(52, 39, 171);
/* oklch */ color: oklch(39.2% 0.197 276.6);

Tailwind

colors: {
  custom: {
    50: '#7d64c5',
    500: '#3427ab',
    950: '#000000',
  },
}

SCSS

$custom: #3427ab;
$custom-light: #7d64c5;
$custom-dark: #000000;

JSON

{
  "hex": "#3427ab",
  "rgb": {
    "r": 52,
    "g": 39,
    "b": 171
  },
  "hsl": {
    "h": 245.909,
    "s": 62.857,
    "l": 41.176
  },
  "oklch": {
    "l": 0.39159,
    "c": 0.19719,
    "h": 276.6
  },
  "luminance": 0.05121
}

Semantic roles & 50–950 ramp

primary

#3427AB

secondary

#BCC569

accent

#E642D6

background

#F8F6FC

surface

#EFEBF8

border

#CAC6D1

text

#0B0613

muted

#7C7A82

Preview Lab

Preview with #3427AB

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

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