#3960C8#3960C8

#3960C8 is a mid, vivid blue. Relative luminance 0.134; OKLCH L 52.0% C 0.168 H 265.4°. Best body text is #FFFFFF at 5.70:1 contrast (WCAG AA passes).

Color values

HEX	#3960C8
RGB	rgb(57, 96, 200)
HSL	hsl(224, 57%, 50%)
HSV	hsv(224, 72%, 78%)
CMYK	cmyk(71.5%, 52%, 0%, 21.6%)
CIE-LAB	lab(43.37, 21.86, -58.23)
CIE-LCH	lch(43.37, 62.20, 290.58°)
OKLab	oklab(51.96% -0.0134 -0.1675)
OKLCH	oklch(51.96% 0.168 265.4)
XYZ	xyz(16.2919, 13.4040, 56.3610)
Luminance	0.1341 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3960C8 #C8A139

analogous

#39A8C8 #3960C8 #5939C8

triadic

#3960C8 #C83960 #60C839

tetradic

#3960C8 #C839A8 #C8A139 #39C859

square

#3960C8 #C839A8 #C8A139 #39C859

split-complementary

#3960C8 #C85939 #A8C839

monochromatic

#1D3269 #2B4999 #3960C8 #6986D5 #99ADE3

Accessibility & contrast

On white

5.70

#3960C8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.68

#3960C8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3960C8

5.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3960C8	#FFFFFF	#000000	##FFFFFF
##3960C8	1.00	5.70	3.68	5.70
#FFFFFF	5.70	1.00	21.00	1.00
#000000	3.68	21.00	1.00	21.00
##FFFFFF	5.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1B6DCC

Deuteranopia (green-blind)

#0060C6

Tritanopia (blue-blind)

#00798B

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #3960c8;
/* rgb */ color: rgb(57, 96, 200);
/* oklch */ color: oklch(52.0% 0.168 265.4);

Tailwind

colors: {
  custom: {
    50: '#818cd9',
    500: '#3960c8',
    950: '#000000',
  },
}

SCSS

$custom: #3960c8;
$custom-light: #818cd9;
$custom-dark: #000000;

JSON

{
  "hex": "#3960c8",
  "rgb": {
    "r": 57,
    "g": 96,
    "b": 200
  },
  "hsl": {
    "h": 223.636,
    "s": 56.522,
    "l": 50.392
  },
  "oklch": {
    "l": 0.5196,
    "c": 0.168,
    "h": 265.4
  },
  "luminance": 0.13406
}

Semantic roles & 50–950 ramp

primary

#3960C8

secondary

#CEBD8F

accent

#B648E0

background

#F8F8FD

surface

#F0F0FB

border

#CBCBD4

text

#0C0C15

muted

#7D7D83

Preview Lab

Preview with #3960C8

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

Preview Lab → · Contrast checker → · Palette generator →