#396FD3#396FD3

#396FD3 is a mid, vivid blue. Relative luminance 0.169; OKLCH L 55.9% C 0.165 H 261.4°. Best body text is #FFFFFF at 4.79:1 contrast (WCAG AA passes).

Color values

HEX	#396FD3
RGB	rgb(57, 111, 211)
HSL	hsl(219, 64%, 53%)
HSV	hsv(219, 73%, 83%)
CMYK	cmyk(73%, 47.4%, 0%, 17.3%)
CIE-LAB	lab(48.18, 16.34, -56.76)
CIE-LCH	lch(48.18, 59.07, 286.06°)
OKLab	oklab(55.87% -0.0246 -0.1629)
OKLCH	oklch(55.87% 0.165 261.4)
XYZ	xyz(19.1254, 16.9398, 63.8771)
Luminance	0.1694 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#396FD3 #D39D39

analogous

#39BCD3 #396FD3 #5039D3

triadic

#396FD3 #D3396F #6FD339

tetradic

#396FD3 #D339BC #D39D39 #39D350

square

#396FD3 #D339BC #D39D39 #39D350

split-complementary

#396FD3 #D35039 #BCD339

monochromatic

#1A3B77 #2654A9 #396FD3 #6B93DE #9DB8E9

Accessibility & contrast

On white

4.79

#396FD3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.39

#396FD3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #396FD3

4.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##396FD3	#FFFFFF	#000000	##FFFFFF
##396FD3	1.00	4.79	4.39	4.79
#FFFFFF	4.79	1.00	21.00	1.00
#000000	4.39	21.00	1.00	21.00
##FFFFFF	4.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#387AD7

Deuteranopia (green-blind)

#0B6CD1

Tritanopia (blue-blind)

#008797

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #396fd3;
/* rgb */ color: rgb(57, 111, 211);
/* oklch */ color: oklch(55.9% 0.165 261.4);

Tailwind

colors: {
  custom: {
    50: '#8397e1',
    500: '#396fd3',
    950: '#000000',
  },
}

SCSS

$custom: #396fd3;
$custom-light: #8397e1;
$custom-dark: #000000;

JSON

{
  "hex": "#396fd3",
  "rgb": {
    "r": 57,
    "g": 111,
    "b": 211
  },
  "hsl": {
    "h": 218.961,
    "s": 63.636,
    "l": 52.549
  },
  "oklch": {
    "l": 0.55868,
    "c": 0.16473,
    "h": 261.4
  },
  "luminance": 0.16942
}

Semantic roles & 50–950 ramp

primary

#396FD3

secondary

#D5BE92

accent

#AD41E7

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0C0D15

muted

#7D7E83

Preview Lab

Preview with #396FD3

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

Preview Lab → · Contrast checker → · Palette generator →