#3B4BBA#3B4BBA

#3B4BBA is a mid, vivid blue. Relative luminance 0.095; OKLCH L 46.8% C 0.174 H 271.6°. Best body text is #FFFFFF at 7.24:1 contrast (WCAG AA passes).

Color values

HEX	#3B4BBA
RGB	rgb(59, 75, 186)
HSL	hsl(232, 52%, 48%)
HSV	hsv(232, 68%, 73%)
CMYK	cmyk(68.3%, 59.7%, 0%, 27.1%)
CIE-LAB	lab(36.94, 30.60, -60.50)
CIE-LCH	lch(36.94, 67.80, 296.83°)
OKLab	oklab(46.84% 0.005 -0.1744)
OKLCH	oklch(46.84% 0.174 271.6)
XYZ	xyz(13.1796, 9.5059, 47.5851)
Luminance	0.0951 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B4BBA #BAAA3B

analogous

#3B8ABA #3B4BBA #6A3BBA

triadic

#3B4BBA #BA3B4B #4BBA3B

tetradic

#3B4BBA #BA3B8A #BAAA3B #3BBA6A

square

#3B4BBA #BA3B8A #BAAA3B #3BBA6A

split-complementary

#3B4BBA #BA6A3B #8ABA3B

monochromatic

#1E265D #2C388C #3B4BBA #6472CE #939CDD

Accessibility & contrast

On white

7.24

#3B4BBA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.90

#3B4BBA on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3B4BBA

7.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B4BBA	#FFFFFF	#000000	##FFFFFF
##3B4BBA	1.00	7.24	2.90	7.24
#FFFFFF	7.24	1.00	21.00	1.00
#000000	2.90	21.00	1.00	21.00
##FFFFFF	7.24	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005DBE

Deuteranopia (green-blind)

#0051B8

Tritanopia (blue-blind)

#00677B

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #3b4bba;
/* rgb */ color: rgb(59, 75, 186);
/* oklch */ color: oklch(46.8% 0.174 271.6);

Tailwind

colors: {
  custom: {
    50: '#807dd0',
    500: '#3b4bba',
    950: '#000000',
  },
}

SCSS

$custom: #3b4bba;
$custom-light: #807dd0;
$custom-dark: #000000;

JSON

{
  "hex": "#3b4bba",
  "rgb": {
    "r": 59,
    "g": 75,
    "b": 186
  },
  "hsl": {
    "h": 232.441,
    "s": 51.837,
    "l": 48.039
  },
  "oklch": {
    "l": 0.46838,
    "c": 0.17445,
    "h": 271.6
  },
  "luminance": 0.09507
}

Semantic roles & 50–950 ramp

primary

#3B4BBA

secondary

#C8C089

accent

#C94DDB

background

#F8F7FC

surface

#F0EEF9

border

#CBC9D2

text

#0C0914

muted

#7D7B82

Preview Lab

Preview with #3B4BBA

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

Preview Lab → · Contrast checker → · Palette generator →