#3960E9#3960E9

#3960E9 is a mid, highly saturated blue. Relative luminance 0.151; OKLCH L 54.5% C 0.212 H 266.9°. Best body text is #FFFFFF at 5.22:1 contrast (WCAG AA passes).

Color values

HEX	#3960E9
RGB	rgb(57, 96, 233)
HSL	hsl(227, 80%, 57%)
HSV	hsv(227, 76%, 91%)
CMYK	cmyk(75.5%, 58.8%, 0%, 8.6%)
CIE-LAB	lab(45.79, 33.86, -73.11)
CIE-LCH	lch(45.79, 80.57, 294.85°)
OKLab	oklab(54.55% -0.0116 -0.2112)
OKLCH	oklch(54.55% 0.212 266.9)
XYZ	xyz(20.5731, 15.1165, 78.9085)
Luminance	0.1512 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3960E9 #E9C239

analogous

#39B8E9 #3960E9 #6A39E9

triadic

#3960E9 #E93960 #60E939

tetradic

#3960E9 #E939B8 #E9C239 #39E96A

square

#3960E9 #E939B8 #E9C239 #39E96A

split-complementary

#3960E9 #E96A39 #B8E939

monochromatic

#112E97 #173FCE #3960E9 #708CEF #A7B8F5

Accessibility & contrast

On white

5.22

#3960E9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.02

#3960E9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3960E9

5.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3960E9	#FFFFFF	#000000	##FFFFFF
##3960E9	1.00	5.22	4.02	5.22
#FFFFFF	5.22	1.00	21.00	1.00
#000000	4.02	21.00	1.00	21.00
##FFFFFF	5.22	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0075EE

Deuteranopia (green-blind)

#0064E6

Tritanopia (blue-blind)

#00839B

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #3960e9;
/* rgb */ color: rgb(57, 96, 233);
/* oklch */ color: oklch(54.5% 0.212 266.9);

Tailwind

colors: {
  custom: {
    50: '#888cf1',
    500: '#3960e9',
    950: '#000000',
  },
}

SCSS

$custom: #3960e9;
$custom-light: #888cf1;
$custom-dark: #000000;

JSON

{
  "hex": "#3960e9",
  "rgb": {
    "r": 57,
    "g": 96,
    "b": 233
  },
  "hsl": {
    "h": 226.705,
    "s": 80,
    "l": 56.863
  },
  "oklch": {
    "l": 0.54549,
    "c": 0.21151,
    "h": 266.9
  },
  "luminance": 0.15119
}

Semantic roles & 50–950 ramp

primary

#3960E9

secondary

#E3D39B

accent

#CB31F6

background

#F9F8FE

surface

#F2F0FD

border

#CCCBD5

text

#0D0C17

muted

#7E7D85

Preview Lab

Preview with #3960E9

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

Preview Lab → · Contrast checker → · Palette generator →