#3965E2#3965E2

#3965E2 is a mid, vivid blue. Relative luminance 0.157; OKLCH L 54.9% C 0.197 H 265.6°. Best body text is #FFFFFF at 5.08:1 contrast (WCAG AA passes).

Color values

HEX	#3965E2
RGB	rgb(57, 101, 226)
HSL	hsl(224, 74%, 55%)
HSV	hsv(224, 75%, 89%)
CMYK	cmyk(74.8%, 55.3%, 0%, 11.4%)
CIE-LAB	lab(46.53, 28.17, -67.95)
CIE-LCH	lch(46.53, 73.56, 292.52°)
OKLab	oklab(54.94% -0.0152 -0.196)
OKLCH	oklch(54.94% 0.197 265.6)
XYZ	xyz(20.0637, 15.6660, 73.9032)
Luminance	0.1567 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3965E2 #E2B639

analogous

#39B9E2 #3965E2 #6239E2

triadic

#3965E2 #E23965 #65E239

tetradic

#3965E2 #E239B9 #E2B639 #39E262

square

#3965E2 #E239B9 #E2B639 #39E262

split-complementary

#3965E2 #E26239 #B9E239

monochromatic

#15348C #1C47C1 #3965E2 #6E8FEA #A4B8F2

Accessibility & contrast

On white

5.08

#3965E2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.13

#3965E2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3965E2

5.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3965E2	#FFFFFF	#000000	##FFFFFF
##3965E2	1.00	5.08	4.13	5.08
#FFFFFF	5.08	1.00	21.00	1.00
#000000	4.13	21.00	1.00	21.00
##FFFFFF	5.08	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0076E6

Deuteranopia (green-blind)

#0067E0

Tritanopia (blue-blind)

#00849A

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #3965e2;
/* rgb */ color: rgb(57, 101, 226);
/* oklch */ color: oklch(54.9% 0.197 265.6);

Tailwind

colors: {
  custom: {
    50: '#8790ec',
    500: '#3965e2',
    950: '#000000',
  },
}

SCSS

$custom: #3965e2;
$custom-light: #8790ec;
$custom-dark: #000000;

JSON

{
  "hex": "#3965e2",
  "rgb": {
    "r": 57,
    "g": 101,
    "b": 226
  },
  "hsl": {
    "h": 224.379,
    "s": 74.449,
    "l": 55.49
  },
  "oklch": {
    "l": 0.54938,
    "c": 0.19655,
    "h": 265.6
  },
  "luminance": 0.15668
}

Semantic roles & 50–950 ramp

primary

#3965E2

secondary

#DFCC98

accent

#C137F1

background

#F9F8FE

surface

#F1F0FD

border

#CBCBD5

text

#0D0C16

muted

#7E7D84

Preview Lab

Preview with #3965E2

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

Preview Lab → · Contrast checker → · Palette generator →