#3965C3#3965C3

#3965C3 is a mid, vivid blue. Relative luminance 0.141; OKLCH L 52.6% C 0.155 H 263.2°. Best body text is #FFFFFF at 5.49:1 contrast (WCAG AA passes).

Color values

HEX	#3965C3
RGB	rgb(57, 101, 195)
HSL	hsl(221, 55%, 49%)
HSV	hsv(221, 71%, 76%)
CMYK	cmyk(70.8%, 48.2%, 0%, 23.5%)
CIE-LAB	lab(44.40, 16.82, -53.68)
CIE-LCH	lch(44.40, 56.25, 287.40°)
OKLab	oklab(52.64% -0.0183 -0.154)
OKLCH	oklch(52.64% 0.155 263.2)
XYZ	xyz(16.1879, 14.1157, 53.4906)
Luminance	0.1412 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3965C3 #C39739

analogous

#39AAC3 #3965C3 #5239C3

triadic

#3965C3 #C33965 #65C339

tetradic

#3965C3 #C339AA #C39739 #39C352

square

#3965C3 #C339AA #C39739 #39C352

split-complementary

#3965C3 #C35239 #AAC339

monochromatic

#1D3464 #2B4C94 #3965C3 #6789D2 #96AEE0

Accessibility & contrast

On white

5.49

#3965C3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.82

#3965C3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3965C3

5.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3965C3	#FFFFFF	#000000	##FFFFFF
##3965C3	1.00	5.49	3.82	5.49
#FFFFFF	5.49	1.00	21.00	1.00
#000000	3.82	21.00	1.00	21.00
##FFFFFF	5.49	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3270C6

Deuteranopia (green-blind)

#0963C1

Tritanopia (blue-blind)

#007B8A

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #3965c3;
/* rgb */ color: rgb(57, 101, 195);
/* oklch */ color: oklch(52.6% 0.155 263.2);

Tailwind

colors: {
  custom: {
    50: '#8090d6',
    500: '#3965c3',
    950: '#000000',
  },
}

SCSS

$custom: #3965c3;
$custom-light: #8090d6;
$custom-dark: #000000;

JSON

{
  "hex": "#3965c3",
  "rgb": {
    "r": 57,
    "g": 101,
    "b": 195
  },
  "hsl": {
    "h": 220.87,
    "s": 54.762,
    "l": 49.412
  },
  "oklch": {
    "l": 0.5264,
    "c": 0.15505,
    "h": 263.2
  },
  "luminance": 0.14117
}

Semantic roles & 50–950 ramp

primary

#3965C3

secondary

#CCB78C

accent

#AF4ADE

background

#F8F8FD

surface

#F0F0FA

border

#CBCBD3

text

#0B0C14

muted

#7C7D83

Preview Lab

Preview with #3965C3

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

Preview Lab → · Contrast checker → · Palette generator →