#3B4ABA#3B4ABA

#3B4ABA is a mid, vivid blue. Relative luminance 0.094; OKLCH L 46.7% C 0.176 H 271.9°. Best body text is #FFFFFF at 7.31:1 contrast (WCAG AA passes).

Color values

HEX	#3B4ABA
RGB	rgb(59, 74, 186)
HSL	hsl(233, 52%, 48%)
HSV	hsv(233, 68%, 73%)
CMYK	cmyk(68.3%, 60.2%, 0%, 27.1%)
CIE-LAB	lab(36.69, 31.25, -60.91)
CIE-LCH	lch(36.69, 68.45, 297.16°)
OKLab	oklab(46.65% 0.0058 -0.1756)
OKLCH	oklch(46.65% 0.176 271.9)
XYZ	xyz(13.1124, 9.3713, 47.5627)
Luminance	0.0937 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B4ABA #BAAB3B

analogous

#3B8ABA #3B4ABA #6B3BBA

triadic

#3B4ABA #BA3B4A #4ABA3B

tetradic

#3B4ABA #BA3B8A #BAAB3B #3BBA6B

square

#3B4ABA #BA3B8A #BAAB3B #3BBA6B

split-complementary

#3B4ABA #BA6B3B #8ABA3B

monochromatic

#1E255D #2C388C #3B4ABA #6471CE #939BDD

Accessibility & contrast

On white

7.31

#3B4ABA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.87

#3B4ABA on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3B4ABA

7.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B4ABA	#FFFFFF	#000000	##FFFFFF
##3B4ABA	1.00	7.31	2.87	7.31
#FFFFFF	7.31	1.00	21.00	1.00
#000000	2.87	21.00	1.00	21.00
##FFFFFF	7.31	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005CBE

Deuteranopia (green-blind)

#0051B8

Tritanopia (blue-blind)

#00667B

Achromatopsia (no color)

#565656

Design tokens & code

CSS

--color: #3b4aba;
/* rgb */ color: rgb(59, 74, 186);
/* oklch */ color: oklch(46.7% 0.176 271.9);

Tailwind

colors: {
  custom: {
    50: '#817cd0',
    500: '#3b4aba',
    950: '#000000',
  },
}

SCSS

$custom: #3b4aba;
$custom-light: #817cd0;
$custom-dark: #000000;

JSON

{
  "hex": "#3b4aba",
  "rgb": {
    "r": 59,
    "g": 74,
    "b": 186
  },
  "hsl": {
    "h": 232.913,
    "s": 51.837,
    "l": 48.039
  },
  "oklch": {
    "l": 0.46652,
    "c": 0.17569,
    "h": 271.9
  },
  "luminance": 0.09373
}

Semantic roles & 50–950 ramp

primary

#3B4ABA

secondary

#C8C089

accent

#CA4DDB

background

#F8F7FC

surface

#F0EEF9

border

#CBC9D2

text

#0C0914

muted

#7D7B82

Preview Lab

Preview with #3B4ABA

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

Preview Lab → · Contrast checker → · Palette generator →