#4139D6#4139D6

#4139D6 is a mid, highly saturated blue. Relative luminance 0.089; OKLCH L 46.9% C 0.228 H 275.2°. Best body text is #FFFFFF at 7.55:1 contrast (WCAG AA passes).

Color values

HEX	#4139D6
RGB	rgb(65, 57, 214)
HSL	hsl(243, 66%, 53%)
HSV	hsv(243, 73%, 84%)
CMYK	cmyk(69.6%, 73.4%, 0%, 16.1%)
CIE-LAB	lab(35.80, 51.52, -78.66)
CIE-LCH	lch(35.80, 94.03, 303.22°)
OKLab	oklab(46.87% 0.0209 -0.2274)
OKLCH	oklch(46.87% 0.228 275.2)
XYZ	xyz(15.7767, 8.9036, 64.4924)
Luminance	0.0891 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blurple

#5539CC

ΔE00 2.52

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4139D6 #CED639

analogous

#3980D6 #4139D6 #8F39D6

triadic

#4139D6 #D64139 #39D641

tetradic

#4139D6 #D63980 #CED639 #39D68F

square

#4139D6 #D63980 #CED639 #39D68F

split-complementary

#4139D6 #D68F39 #80D639

monochromatic

#1E197B #2B24AE #4139D6 #726CE0 #A29EEB

Accessibility & contrast

On white

7.55

#4139D6 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.78

#4139D6 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4139D6

7.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4139D6	#FFFFFF	#000000	##FFFFFF
##4139D6	1.00	7.55	2.78	7.55
#FFFFFF	7.55	1.00	21.00	1.00
#000000	2.78	21.00	1.00	21.00
##FFFFFF	7.55	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005BDB

Deuteranopia (green-blind)

#004DD3

Tritanopia (blue-blind)

#006685

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #4139d6;
/* rgb */ color: rgb(65, 57, 214);
/* oklch */ color: oklch(46.9% 0.228 275.2);

Tailwind

colors: {
  custom: {
    50: '#8a72e4',
    500: '#4139d6',
    950: '#000000',
  },
}

SCSS

$custom: #4139d6;
$custom-light: #8a72e4;
$custom-dark: #000000;

JSON

{
  "hex": "#4139d6",
  "rgb": {
    "r": 65,
    "g": 57,
    "b": 214
  },
  "hsl": {
    "h": 243.057,
    "s": 65.69,
    "l": 53.137
  },
  "oklch": {
    "l": 0.46866,
    "c": 0.22837,
    "h": 275.2
  },
  "luminance": 0.08905
}

Semantic roles & 50–950 ramp

primary

#4139D6

secondary

#D4D794

accent

#E93FE0

background

#F9F7FE

surface

#F2EDFC

border

#CCC8D5

text

#0E0816

muted

#7E7B84

Preview Lab

Preview with #4139D6

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

Preview Lab → · Contrast checker → · Palette generator →