#4139D2#4139D2

#4139D2 is a mid, highly saturated blue. Relative luminance 0.087; OKLCH L 46.5% C 0.224 H 275.6°. Best body text is #FFFFFF at 7.66:1 contrast (WCAG AA passes).

Color values

HEX	#4139D2
RGB	rgb(65, 57, 210)
HSL	hsl(243, 63%, 52%)
HSV	hsv(243, 73%, 82%)
CMYK	cmyk(69%, 72.9%, 0%, 17.6%)
CIE-LAB	lab(35.40, 50.26, -77.00)
CIE-LCH	lch(35.40, 91.95, 303.13°)
OKLab	oklab(46.47% 0.0216 -0.2226)
OKLCH	oklch(46.47% 0.224 275.6)
XYZ	xyz(15.2721, 8.7018, 61.8350)
Luminance	0.0870 (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

#4139D2 #CAD239

analogous

#397ED2 #4139D2 #8D39D2

triadic

#4139D2 #D24139 #39D241

tetradic

#4139D2 #D2397E #CAD239 #39D28D

square

#4139D2 #D2397E #CAD239 #39D28D

split-complementary

#4139D2 #D28D39 #7ED239

monochromatic

#201B76 #2D26A8 #4139D2 #716BDD #A19DE9

Accessibility & contrast

On white

7.66

#4139D2 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.74

#4139D2 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4139D2

7.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4139D2	#FFFFFF	#000000	##FFFFFF
##4139D2	1.00	7.66	2.74	7.66
#FFFFFF	7.66	1.00	21.00	1.00
#000000	2.74	21.00	1.00	21.00
##FFFFFF	7.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005AD6

Deuteranopia (green-blind)

#004CCF

Tritanopia (blue-blind)

#006582

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #4139d2;
/* rgb */ color: rgb(65, 57, 210);
/* oklch */ color: oklch(46.5% 0.224 275.6);

Tailwind

colors: {
  custom: {
    50: '#8971e1',
    500: '#4139d2',
    950: '#000000',
  },
}

SCSS

$custom: #4139d2;
$custom-light: #8971e1;
$custom-dark: #000000;

JSON

{
  "hex": "#4139d2",
  "rgb": {
    "r": 65,
    "g": 57,
    "b": 210
  },
  "hsl": {
    "h": 243.137,
    "s": 62.963,
    "l": 52.353
  },
  "oklch": {
    "l": 0.46469,
    "c": 0.22362,
    "h": 275.6
  },
  "luminance": 0.08703
}

Semantic roles & 50–950 ramp

primary

#4139D2

secondary

#D1D592

accent

#E642DD

background

#F9F7FE

surface

#F2EDFC

border

#CCC8D5

text

#0D0815

muted

#7E7B84

Preview Lab

Preview with #4139D2

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

Preview Lab → · Contrast checker → · Palette generator →