#396DD3#396DD3

#396DD3 is a mid, vivid blue. Relative luminance 0.165; OKLCH L 55.4% C 0.167 H 262.1°. Best body text is #FFFFFF at 4.88:1 contrast (WCAG AA passes).

Color values

HEX	#396DD3
RGB	rgb(57, 109, 211)
HSL	hsl(220, 64%, 53%)
HSV	hsv(220, 73%, 83%)
CMYK	cmyk(73%, 48.3%, 0%, 17.3%)
CIE-LAB	lab(47.63, 17.60, -57.65)
CIE-LCH	lch(47.63, 60.28, 286.98°)
OKLab	oklab(55.45% -0.0229 -0.1655)
OKLCH	oklch(55.45% 0.167 262.1)
XYZ	xyz(18.9096, 16.5082, 63.8052)
Luminance	0.1651 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#396DD3 #D39F39

analogous

#39BAD3 #396DD3 #5239D3

triadic

#396DD3 #D3396D #6DD339

tetradic

#396DD3 #D339BA #D39F39 #39D352

square

#396DD3 #D339BA #D39F39 #39D352

split-complementary

#396DD3 #D35239 #BAD339

monochromatic

#1A3A77 #2652A9 #396DD3 #6B92DE #9DB7E9

Accessibility & contrast

On white

4.88

#396DD3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.30

#396DD3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #396DD3

4.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##396DD3	#FFFFFF	#000000	##FFFFFF
##396DD3	1.00	4.88	4.30	4.88
#FFFFFF	4.88	1.00	21.00	1.00
#000000	4.30	21.00	1.00	21.00
##FFFFFF	4.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3479D7

Deuteranopia (green-blind)

#006AD1

Tritanopia (blue-blind)

#008596

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #396dd3;
/* rgb */ color: rgb(57, 109, 211);
/* oklch */ color: oklch(55.4% 0.167 262.1);

Tailwind

colors: {
  custom: {
    50: '#8396e1',
    500: '#396dd3',
    950: '#000000',
  },
}

SCSS

$custom: #396dd3;
$custom-light: #8396e1;
$custom-dark: #000000;

JSON

{
  "hex": "#396dd3",
  "rgb": {
    "r": 57,
    "g": 109,
    "b": 211
  },
  "hsl": {
    "h": 219.74,
    "s": 63.636,
    "l": 52.549
  },
  "oklch": {
    "l": 0.55447,
    "c": 0.16711,
    "h": 262.1
  },
  "luminance": 0.1651
}

Semantic roles & 50–950 ramp

primary

#396DD3

secondary

#D5BF92

accent

#AF41E7

background

#F8F9FD

surface

#F0F1FB

border

#CBCBD4

text

#0C0D15

muted

#7D7E83

Preview Lab

Preview with #396DD3

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

Preview Lab → · Contrast checker → · Palette generator →