#4139D1#4139D1

#4139D1 is a mid, highly saturated blue. Relative luminance 0.087; OKLCH L 46.4% C 0.222 H 275.6°. Best body text is #FFFFFF at 7.69:1 contrast (WCAG AA passes).

Color values

HEX	#4139D1
RGB	rgb(65, 57, 209)
HSL	hsl(243, 62%, 52%)
HSV	hsv(243, 73%, 82%)
CMYK	cmyk(68.9%, 72.7%, 0%, 18%)
CIE-LAB	lab(35.31, 49.94, -76.58)
CIE-LCH	lch(35.31, 91.43, 303.11°)
OKLab	oklab(46.37% 0.0218 -0.2213)
OKLCH	oklch(46.37% 0.222 275.6)
XYZ	xyz(15.1479, 8.6521, 61.1810)
Luminance	0.0865 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blurple

#5539CC

ΔE00 2.43

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4139D1 #C9D139

analogous

#397DD1 #4139D1 #8D39D1

triadic

#4139D1 #D14139 #39D141

tetradic

#4139D1 #D1397D #C9D139 #39D18D

square

#4139D1 #D1397D #C9D139 #39D18D

split-complementary

#4139D1 #D18D39 #7DD139

monochromatic

#201B75 #2D27A6 #4139D1 #716BDD #A09CE8

Accessibility & contrast

On white

7.69

#4139D1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.73

#4139D1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4139D1

7.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4139D1	#FFFFFF	#000000	##FFFFFF
##4139D1	1.00	7.69	2.73	7.69
#FFFFFF	7.69	1.00	21.00	1.00
#000000	2.73	21.00	1.00	21.00
##FFFFFF	7.69	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005AD5

Deuteranopia (green-blind)

#004CCE

Tritanopia (blue-blind)

#006482

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #4139d1;
/* rgb */ color: rgb(65, 57, 209);
/* oklch */ color: oklch(46.4% 0.222 275.6);

Tailwind

colors: {
  custom: {
    50: '#8971e0',
    500: '#4139d1',
    950: '#000000',
  },
}

SCSS

$custom: #4139d1;
$custom-light: #8971e0;
$custom-dark: #000000;

JSON

{
  "hex": "#4139d1",
  "rgb": {
    "r": 65,
    "g": 57,
    "b": 209
  },
  "hsl": {
    "h": 243.158,
    "s": 62.295,
    "l": 52.157
  },
  "oklch": {
    "l": 0.4637,
    "c": 0.22242,
    "h": 275.6
  },
  "luminance": 0.08654
}

Semantic roles & 50–950 ramp

primary

#4139D1

secondary

#D1D492

accent

#E542DD

background

#F9F7FD

surface

#F2EDFB

border

#CCC8D4

text

#0D0815

muted

#7E7B83

Preview Lab

Preview with #4139D1

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

Preview Lab → · Contrast checker → · Palette generator →