#3962BF#3962BF

#3962BF is a mid, vivid blue. Relative luminance 0.134; OKLCH L 51.7% C 0.153 H 263.9°. Best body text is #FFFFFF at 5.72:1 contrast (WCAG AA passes).

Color values

HEX	#3962BF
RGB	rgb(57, 98, 191)
HSL	hsl(222, 54%, 49%)
HSV	hsv(222, 70%, 75%)
CMYK	cmyk(70.2%, 48.7%, 0%, 25.1%)
CIE-LAB	lab(43.31, 17.27, -53.11)
CIE-LCH	lch(43.31, 55.85, 288.01°)
OKLab	oklab(51.72% -0.0162 -0.1524)
OKLCH	oklch(51.72% 0.153 263.9)
XYZ	xyz(15.4557, 13.3652, 51.0453)
Luminance	0.1337 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3962BF #BF9639

analogous

#39A5BF #3962BF #5339BF

triadic

#3962BF #BF3962 #62BF39

tetradic

#3962BF #BF39A5 #BF9639 #39BF53

square

#3962BF #BF39A5 #BF9639 #39BF53

split-complementary

#3962BF #BF5339 #A5BF39

monochromatic

#1D3261 #2B4A90 #3962BF #6486D1 #93ABDF

Accessibility & contrast

On white

5.72

#3962BF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.67

#3962BF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3962BF

5.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3962BF	#FFFFFF	#000000	##FFFFFF
##3962BF	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)

#2F6DC2

Deuteranopia (green-blind)

#0561BD

Tritanopia (blue-blind)

#007887

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #3962bf;
/* rgb */ color: rgb(57, 98, 191);
/* oklch */ color: oklch(51.7% 0.153 263.9);

Tailwind

colors: {
  custom: {
    50: '#7f8ed3',
    500: '#3962bf',
    950: '#000000',
  },
}

SCSS

$custom: #3962bf;
$custom-light: #7f8ed3;
$custom-dark: #000000;

JSON

{
  "hex": "#3962bf",
  "rgb": {
    "r": 57,
    "g": 98,
    "b": 191
  },
  "hsl": {
    "h": 221.642,
    "s": 54.032,
    "l": 48.627
  },
  "oklch": {
    "l": 0.51724,
    "c": 0.15323,
    "h": 263.9
  },
  "luminance": 0.13367
}

Semantic roles & 50–950 ramp

primary

#3962BF

secondary

#CAB68A

accent

#B04ADD

background

#F8F8FD

surface

#EFF0FA

border

#CACBD3

text

#0B0C14

muted

#7C7D83

Preview Lab

Preview with #3962BF

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

Preview Lab → · Contrast checker → · Palette generator →