#3960C7#3960C7

#3960C7 is a mid, vivid blue. Relative luminance 0.134; OKLCH L 51.9% C 0.167 H 265.3°. Best body text is #FFFFFF at 5.72:1 contrast (WCAG AA passes).

Color values

HEX	#3960C7
RGB	rgb(57, 96, 199)
HSL	hsl(224, 56%, 50%)
HSV	hsv(224, 71%, 78%)
CMYK	cmyk(71.4%, 51.8%, 0%, 22%)
CIE-LAB	lab(43.30, 21.49, -57.76)
CIE-LCH	lch(43.30, 61.63, 290.41°)
OKLab	oklab(51.89% -0.0135 -0.1661)
OKLCH	oklch(51.89% 0.167 265.3)
XYZ	xyz(16.1754, 13.3574, 55.7475)
Luminance	0.1336 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3960C7 #C7A039

analogous

#39A7C7 #3960C7 #5939C7

triadic

#3960C7 #C73960 #60C739

tetradic

#3960C7 #C739A7 #C7A039 #39C759

square

#3960C7 #C739A7 #C7A039 #39C759

split-complementary

#3960C7 #C75939 #A7C739

monochromatic

#1D3268 #2B4998 #3960C7 #6986D4 #98ADE2

Accessibility & contrast

On white

5.72

#3960C7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.67

#3960C7 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3960C7

5.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3960C7	#FFFFFF	#000000	##FFFFFF
##3960C7	1.00	5.72	3.67	5.72
#FFFFFF	5.72	1.00	21.00	1.00
#000000	3.67	21.00	1.00	21.00
##FFFFFF	5.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1D6DCB

Deuteranopia (green-blind)

#0060C5

Tritanopia (blue-blind)

#00798A

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #3960c7;
/* rgb */ color: rgb(57, 96, 199);
/* oklch */ color: oklch(51.9% 0.167 265.3);

Tailwind

colors: {
  custom: {
    50: '#818cd9',
    500: '#3960c7',
    950: '#000000',
  },
}

SCSS

$custom: #3960c7;
$custom-light: #818cd9;
$custom-dark: #000000;

JSON

{
  "hex": "#3960c7",
  "rgb": {
    "r": 57,
    "g": 96,
    "b": 199
  },
  "hsl": {
    "h": 223.521,
    "s": 55.906,
    "l": 50.196
  },
  "oklch": {
    "l": 0.51886,
    "c": 0.16664,
    "h": 265.3
  },
  "luminance": 0.13359
}

Semantic roles & 50–950 ramp

primary

#3960C7

secondary

#CEBC8E

accent

#B649DF

background

#F8F8FD

surface

#F0F0FA

border

#CBCBD3

text

#0C0C15

muted

#7D7D83

Preview Lab

Preview with #3960C7

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

Preview Lab → · Contrast checker → · Palette generator →