#3962B7#3962B7

#3962B7 is a mid, vivid blue. Relative luminance 0.130; OKLCH L 51.2% C 0.142 H 263.0°. Best body text is #FFFFFF at 5.83:1 contrast (WCAG AA passes).

Color values

HEX	#3962B7
RGB	rgb(57, 98, 183)
HSL	hsl(220, 53%, 47%)
HSV	hsv(220, 69%, 72%)
CMYK	cmyk(68.9%, 46.4%, 0%, 28.2%)
CIE-LAB	lab(42.80, 14.34, -49.28)
CIE-LCH	lch(42.80, 51.32, 286.22°)
OKLab	oklab(51.17% -0.0174 -0.1411)
OKLCH	oklch(51.17% 0.142 263)
XYZ	xyz(14.5992, 13.0227, 46.5348)
Luminance	0.1302 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3962B7 #B78E39

analogous

#39A1B7 #3962B7 #4F39B7

triadic

#3962B7 #B73962 #62B739

tetradic

#3962B7 #B739A1 #B78E39 #39B74F

square

#3962B7 #B739A1 #B78E39 #39B74F

split-complementary

#3962B7 #B74F39 #A1B739

monochromatic

#1C305A #2A4988 #3962B7 #6083CD #8EA8DC

Accessibility & contrast

On white

5.83

#3962B7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.60

#3962B7 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3962B7

5.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3962B7	#FFFFFF	#000000	##FFFFFF
##3962B7	1.00	5.83	3.60	5.83
#FFFFFF	5.83	1.00	21.00	1.00
#000000	3.60	21.00	1.00	21.00
##FFFFFF	5.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#376BBA

Deuteranopia (green-blind)

#1D60B5

Tritanopia (blue-blind)

#007683

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #3962b7;
/* rgb */ color: rgb(57, 98, 183);
/* oklch */ color: oklch(51.2% 0.142 263.0);

Tailwind

colors: {
  custom: {
    50: '#7e8ecd',
    500: '#3962b7',
    950: '#000000',
  },
}

SCSS

$custom: #3962b7;
$custom-light: #7e8ecd;
$custom-dark: #000000;

JSON

{
  "hex": "#3962b7",
  "rgb": {
    "r": 57,
    "g": 98,
    "b": 183
  },
  "hsl": {
    "h": 220.476,
    "s": 52.5,
    "l": 47.059
  },
  "oklch": {
    "l": 0.51168,
    "c": 0.14215,
    "h": 263
  },
  "luminance": 0.13024
}

Semantic roles & 50–950 ramp

primary

#3962B7

secondary

#C7B185

accent

#AD4CDC

background

#F8F8FC

surface

#EFF0F9

border

#CACBD2

text

#0B0C13

muted

#7C7D82

Preview Lab

Preview with #3962B7

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

Preview Lab → · Contrast checker → · Palette generator →