#3960CD#3960CD

#3960CD is a mid, vivid blue. Relative luminance 0.136; OKLCH L 52.3% C 0.175 H 265.7°. Best body text is #FFFFFF at 5.63:1 contrast (WCAG AA passes).

Color values

HEX	#3960CD
RGB	rgb(57, 96, 205)
HSL	hsl(224, 60%, 51%)
HSV	hsv(224, 72%, 80%)
CMYK	cmyk(72.2%, 53.2%, 0%, 19.6%)
CIE-LAB	lab(43.71, 23.69, -60.55)
CIE-LCH	lch(43.71, 65.02, 291.37°)
OKLab	oklab(52.34% -0.013 -0.1743)
OKLCH	oklch(52.34% 0.175 265.7)
XYZ	xyz(16.8858, 13.6416, 59.4889)
Luminance	0.1364 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3960CD #CDA639

analogous

#39AACD #3960CD #5C39CD

triadic

#3960CD #CD3960 #60CD39

tetradic

#3960CD #CD39AA #CDA639 #39CD5C

square

#3960CD #CD39AA #CDA639 #39CD5C

split-complementary

#3960CD #CD5C39 #AACD39

monochromatic

#1C326F #2848A0 #3960CD #6A87D9 #9BAEE6

Accessibility & contrast

On white

5.63

#3960CD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.73

#3960CD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3960CD

5.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3960CD	#FFFFFF	#000000	##FFFFFF
##3960CD	1.00	5.63	3.73	5.63
#FFFFFF	5.63	1.00	21.00	1.00
#000000	3.73	21.00	1.00	21.00
##FFFFFF	5.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0E6ED1

Deuteranopia (green-blind)

#0061CB

Tritanopia (blue-blind)

#007A8D

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #3960cd;
/* rgb */ color: rgb(57, 96, 205);
/* oklch */ color: oklch(52.3% 0.175 265.7);

Tailwind

colors: {
  custom: {
    50: '#828cdd',
    500: '#3960cd',
    950: '#000000',
  },
}

SCSS

$custom: #3960cd;
$custom-light: #828cdd;
$custom-dark: #000000;

JSON

{
  "hex": "#3960cd",
  "rgb": {
    "r": 57,
    "g": 96,
    "b": 205
  },
  "hsl": {
    "h": 224.189,
    "s": 59.677,
    "l": 51.373
  },
  "oklch": {
    "l": 0.52335,
    "c": 0.17475,
    "h": 265.7
  },
  "luminance": 0.13643
}

Semantic roles & 50–950 ramp

primary

#3960CD

secondary

#D2C090

accent

#B945E3

background

#F8F8FD

surface

#F0F0FB

border

#CBCBD4

text

#0C0C15

muted

#7D7D83

Preview Lab

Preview with #3960CD

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

Preview Lab → · Contrast checker → · Palette generator →