#3960D0#3960D0

#3960D0 is a mid, vivid blue. Relative luminance 0.138; OKLCH L 52.6% C 0.179 H 265.9°. Best body text is #FFFFFF at 5.59:1 contrast (WCAG AA passes).

Color values

HEX	#3960D0
RGB	rgb(57, 96, 208)
HSL	hsl(225, 62%, 52%)
HSV	hsv(225, 73%, 82%)
CMYK	cmyk(72.6%, 53.8%, 0%, 18.4%)
CIE-LAB	lab(43.93, 24.79, -61.92)
CIE-LCH	lch(43.93, 66.70, 291.82°)
OKLab	oklab(52.56% -0.0127 -0.1783)
OKLCH	oklch(52.56% 0.179 265.9)
XYZ	xyz(17.2514, 13.7878, 61.4144)
Luminance	0.1379 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3960D0 #D0A939

analogous

#39ACD0 #3960D0 #5D39D0

triadic

#3960D0 #D03960 #60D039

tetradic

#3960D0 #D039AC #D0A939 #39D05D

square

#3960D0 #D039AC #D0A939 #39D05D

split-complementary

#3960D0 #D05D39 #ACD039

monochromatic

#1B3273 #2748A5 #3960D0 #6A88DC #9CAFE7

Accessibility & contrast

On white

5.59

#3960D0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.76

#3960D0 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3960D0

5.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3960D0	#FFFFFF	#000000	##FFFFFF
##3960D0	1.00	5.59	3.76	5.59
#FFFFFF	5.59	1.00	21.00	1.00
#000000	3.76	21.00	1.00	21.00
##FFFFFF	5.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006FD4

Deuteranopia (green-blind)

#0061CE

Tritanopia (blue-blind)

#007B8F

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #3960d0;
/* rgb */ color: rgb(57, 96, 208);
/* oklch */ color: oklch(52.6% 0.179 265.9);

Tailwind

colors: {
  custom: {
    50: '#838cdf',
    500: '#3960d0',
    950: '#000000',
  },
}

SCSS

$custom: #3960d0;
$custom-light: #838cdf;
$custom-dark: #000000;

JSON

{
  "hex": "#3960d0",
  "rgb": {
    "r": 57,
    "g": 96,
    "b": 208
  },
  "hsl": {
    "h": 224.503,
    "s": 61.633,
    "l": 51.961
  },
  "oklch": {
    "l": 0.52563,
    "c": 0.17878,
    "h": 265.9
  },
  "luminance": 0.1379
}

Semantic roles & 50–950 ramp

primary

#3960D0

secondary

#D3C291

accent

#BB43E5

background

#F8F8FD

surface

#F0F0FB

border

#CBCBD4

text

#0C0C15

muted

#7D7D83

Preview Lab

Preview with #3960D0

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

Preview Lab → · Contrast checker → · Palette generator →