#3960D4#3960D4

#3960D4 is a mid, vivid blue. Relative luminance 0.140; OKLCH L 52.9% C 0.184 H 266.1°. Best body text is #FFFFFF at 5.53:1 contrast (WCAG AA passes).

Color values

HEX	#3960D4
RGB	rgb(57, 96, 212)
HSL	hsl(225, 64%, 53%)
HSV	hsv(225, 73%, 83%)
CMYK	cmyk(73.1%, 54.7%, 0%, 16.9%)
CIE-LAB	lab(44.21, 26.25, -63.75)
CIE-LCH	lch(44.21, 68.94, 292.38°)
OKLab	oklab(52.87% -0.0124 -0.1837)
OKLCH	oklch(52.87% 0.184 266.1)
XYZ	xyz(17.7497, 13.9872, 64.0389)
Luminance	0.1399 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3960D4 #D4AD39

analogous

#39AED4 #3960D4 #5F39D4

triadic

#3960D4 #D43960 #60D439

tetradic

#3960D4 #D439AE #D4AD39 #39D45F

square

#3960D4 #D439AE #D4AD39 #39D45F

split-complementary

#3960D4 #D45F39 #AED439

monochromatic

#1A3278 #2547AB #3960D4 #6B88DF #9EB1EA

Accessibility & contrast

On white

5.53

#3960D4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.80

#3960D4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3960D4

5.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3960D4	#FFFFFF	#000000	##FFFFFF
##3960D4	1.00	5.53	3.80	5.53
#FFFFFF	5.53	1.00	21.00	1.00
#000000	3.80	21.00	1.00	21.00
##FFFFFF	5.53	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0070D8

Deuteranopia (green-blind)

#0062D2

Tritanopia (blue-blind)

#007C91

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #3960d4;
/* rgb */ color: rgb(57, 96, 212);
/* oklch */ color: oklch(52.9% 0.184 266.1);

Tailwind

colors: {
  custom: {
    50: '#848ce2',
    500: '#3960d4',
    950: '#000000',
  },
}

SCSS

$custom: #3960d4;
$custom-light: #848ce2;
$custom-dark: #000000;

JSON

{
  "hex": "#3960d4",
  "rgb": {
    "r": 57,
    "g": 96,
    "b": 212
  },
  "hsl": {
    "h": 224.903,
    "s": 64.315,
    "l": 52.745
  },
  "oklch": {
    "l": 0.52871,
    "c": 0.18412,
    "h": 266.1
  },
  "luminance": 0.13989
}

Semantic roles & 50–950 ramp

primary

#3960D4

secondary

#D6C593

accent

#BD40E7

background

#F8F8FD

surface

#F0F0FB

border

#CBCBD4

text

#0C0C15

muted

#7D7D83

Preview Lab

Preview with #3960D4

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

Preview Lab → · Contrast checker → · Palette generator →