#3965CD#3965CD

#3965CD is a mid, vivid blue. Relative luminance 0.146; OKLCH L 53.4% C 0.169 H 264.2°. Best body text is #FFFFFF at 5.36:1 contrast (WCAG AA passes).

Color values

HEX	#3965CD
RGB	rgb(57, 101, 205)
HSL	hsl(222, 60%, 51%)
HSV	hsv(222, 72%, 80%)
CMYK	cmyk(72.2%, 50.7%, 0%, 19.6%)
CIE-LAB	lab(45.06, 20.49, -58.37)
CIE-LCH	lch(45.06, 61.86, 289.34°)
OKLab	oklab(53.35% -0.017 -0.1678)
OKLCH	oklch(53.35% 0.169 264.2)
XYZ	xyz(17.3566, 14.5831, 59.6459)
Luminance	0.1459 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3965CD #CDA139

analogous

#39AFCD #3965CD #5739CD

triadic

#3965CD #CD3965 #65CD39

tetradic

#3965CD #CD39AF #CDA139 #39CD57

square

#3965CD #CD39AF #CDA139 #39CD57

split-complementary

#3965CD #CD5739 #AFCD39

monochromatic

#1C356F #284CA0 #3965CD #6A8BD9 #9BB1E6

Accessibility & contrast

On white

5.36

#3965CD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.92

#3965CD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3965CD

5.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3965CD	#FFFFFF	#000000	##FFFFFF
##3965CD	1.00	5.36	3.92	5.36
#FFFFFF	5.36	1.00	21.00	1.00
#000000	3.92	21.00	1.00	21.00
##FFFFFF	5.36	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2572D1

Deuteranopia (green-blind)

#0064CB

Tritanopia (blue-blind)

#007E8F

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #3965cd;
/* rgb */ color: rgb(57, 101, 205);
/* oklch */ color: oklch(53.4% 0.169 264.2);

Tailwind

colors: {
  custom: {
    50: '#8290dd',
    500: '#3965cd',
    950: '#000000',
  },
}

SCSS

$custom: #3965cd;
$custom-light: #8290dd;
$custom-dark: #000000;

JSON

{
  "hex": "#3965cd",
  "rgb": {
    "r": 57,
    "g": 101,
    "b": 205
  },
  "hsl": {
    "h": 222.162,
    "s": 59.677,
    "l": 51.373
  },
  "oklch": {
    "l": 0.53354,
    "c": 0.16866,
    "h": 264.2
  },
  "luminance": 0.14585
}

Semantic roles & 50–950 ramp

primary

#3965CD

secondary

#D2BE90

accent

#B445E3

background

#F8F8FD

surface

#F0F0FB

border

#CBCBD4

text

#0C0C15

muted

#7D7D83

Preview Lab

Preview with #3965CD

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

Preview Lab → · Contrast checker → · Palette generator →