#3B4CB5#3B4CB5

#3B4CB5 is a mid, vivid blue. Relative luminance 0.094; OKLCH L 46.6% C 0.166 H 271.4°. Best body text is #FFFFFF at 7.27:1 contrast (WCAG AA passes).

Color values

HEX	#3B4CB5
RGB	rgb(59, 76, 181)
HSL	hsl(232, 51%, 47%)
HSV	hsv(232, 67%, 71%)
CMYK	cmyk(67.4%, 58%, 0%, 29%)
CIE-LAB	lab(36.81, 28.18, -57.77)
CIE-LCH	lch(36.81, 64.28, 296.00°)
OKLab	oklab(46.62% 0.0041 -0.1664)
OKLCH	oklch(46.62% 0.166 271.4)
XYZ	xyz(12.7257, 9.4337, 44.8573)
Luminance	0.0944 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B4CB5 #B5A43B

analogous

#3B89B5 #3B4CB5 #673BB5

triadic

#3B4CB5 #B53B4C #4CB53B

tetradic

#3B4CB5 #B53B89 #B5A43B #3BB567

square

#3B4CB5 #B53B89 #B5A43B #3BB567

split-complementary

#3B4CB5 #B5673B #89B53B

monochromatic

#1D2559 #2C3987 #3B4CB5 #6270CC #909ADB

Accessibility & contrast

On white

7.27

#3B4CB5 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.89

#3B4CB5 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3B4CB5

7.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B4CB5	#FFFFFF	#000000	##FFFFFF
##3B4CB5	1.00	7.27	2.89	7.27
#FFFFFF	7.27	1.00	21.00	1.00
#000000	2.89	21.00	1.00	21.00
##FFFFFF	7.27	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005CB9

Deuteranopia (green-blind)

#0051B3

Tritanopia (blue-blind)

#006679

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #3b4cb5;
/* rgb */ color: rgb(59, 76, 181);
/* oklch */ color: oklch(46.6% 0.166 271.4);

Tailwind

colors: {
  custom: {
    50: '#7f7dcc',
    500: '#3b4cb5',
    950: '#000000',
  },
}

SCSS

$custom: #3b4cb5;
$custom-light: #7f7dcc;
$custom-dark: #000000;

JSON

{
  "hex": "#3b4cb5",
  "rgb": {
    "r": 59,
    "g": 76,
    "b": 181
  },
  "hsl": {
    "h": 231.639,
    "s": 50.833,
    "l": 47.059
  },
  "oklch": {
    "l": 0.46616,
    "c": 0.16641,
    "h": 271.4
  },
  "luminance": 0.09435
}

Semantic roles & 50–950 ramp

primary

#3B4CB5

secondary

#C6BD86

accent

#C74DDA

background

#F8F7FC

surface

#EFEEF9

border

#CAC9D2

text

#0B0913

muted

#7C7B82

Preview Lab

Preview with #3B4CB5

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

Preview Lab → · Contrast checker → · Palette generator →