#4147B9#4147B9

#4147B9 is a mid, vivid blue. Relative luminance 0.091; OKLCH L 46.4% C 0.176 H 274.8°. Best body text is #FFFFFF at 7.43:1 contrast (WCAG AA passes).

Color values

HEX	#4147B9
RGB	rgb(65, 71, 185)
HSL	hsl(237, 48%, 49%)
HSV	hsv(237, 65%, 73%)
CMYK	cmyk(64.9%, 61.6%, 0%, 27.5%)
CIE-LAB	lab(36.24, 33.69, -61.04)
CIE-LCH	lch(36.24, 69.72, 298.89°)
OKLab	oklab(46.39% 0.0149 -0.1759)
OKLCH	oklch(46.39% 0.176 274.8)
XYZ	xyz(13.1873, 9.1319, 46.9572)
Luminance	0.0913 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4147B9 #B9B341

analogous

#4183B9 #4147B9 #7741B9

triadic

#4147B9 #B94147 #47B941

tetradic

#4147B9 #B94183 #B9B341 #41B977

square

#4147B9 #B94183 #B9B341 #41B977

split-complementary

#4147B9 #B97741 #83B941

monochromatic

#21245E #31368C #4147B9 #6C71CB #999CDB

Accessibility & contrast

On white

7.43

#4147B9 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.83

#4147B9 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4147B9

7.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4147B9	#FFFFFF	#000000	##FFFFFF
##4147B9	1.00	7.43	2.83	7.43
#FFFFFF	7.43	1.00	21.00	1.00
#000000	2.83	21.00	1.00	21.00
##FFFFFF	7.43	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005BBD

Deuteranopia (green-blind)

#0050B7

Tritanopia (blue-blind)

#006479

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #4147b9;
/* rgb */ color: rgb(65, 71, 185);
/* oklch */ color: oklch(46.4% 0.176 274.8);

Tailwind

colors: {
  custom: {
    50: '#837acf',
    500: '#4147b9',
    950: '#000000',
  },
}

SCSS

$custom: #4147b9;
$custom-light: #837acf;
$custom-dark: #000000;

JSON

{
  "hex": "#4147b9",
  "rgb": {
    "r": 65,
    "g": 71,
    "b": 185
  },
  "hsl": {
    "h": 237,
    "s": 48,
    "l": 49.02
  },
  "oklch": {
    "l": 0.4639,
    "c": 0.17649,
    "h": 274.8
  },
  "luminance": 0.09133
}

Semantic roles & 50–950 ramp

primary

#4147B9

secondary

#C7C48F

accent

#D150D8

background

#F8F7FC

surface

#F0EDF9

border

#CBC8D2

text

#0C0914

muted

#7D7B82

Preview Lab

Preview with #4147B9

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

Preview Lab → · Contrast checker → · Palette generator →