#396FCB#396FCB

#396FCB is a mid, vivid blue. Relative luminance 0.166; OKLCH L 55.3% C 0.154 H 260.3°. Best body text is #FFFFFF at 4.87:1 contrast (WCAG AA passes).

Color values

HEX	#396FCB
RGB	rgb(57, 111, 203)
HSL	hsl(218, 58%, 51%)
HSV	hsv(218, 72%, 80%)
CMYK	cmyk(71.9%, 45.3%, 0%, 20.4%)
CIE-LAB	lab(47.69, 13.40, -53.00)
CIE-LCH	lch(47.69, 54.66, 284.19°)
OKLab	oklab(55.33% -0.0258 -0.1518)
OKLCH	oklch(55.33% 0.154 260.3)
XYZ	xyz(18.1474, 16.5486, 58.7261)
Luminance	0.1655 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#396FCB #CB9539

analogous

#39B8CB #396FCB #4C39CB

triadic

#396FCB #CB396F #6FCB39

tetradic

#396FCB #CB39B8 #CB9539 #39CB4C

square

#396FCB #CB39B8 #CB9539 #39CB4C

split-complementary

#396FCB #CB4C39 #B8CB39

monochromatic

#1D3A6D #29549D #396FCB #6992D8 #9AB6E4

Accessibility & contrast

On white

4.87

#396FCB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.31

#396FCB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #396FCB

4.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##396FCB	#FFFFFF	#000000	##FFFFFF
##396FCB	1.00	4.87	4.31	4.87
#FFFFFF	4.87	1.00	21.00	1.00
#000000	4.31	21.00	1.00	21.00
##FFFFFF	4.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4078CE

Deuteranopia (green-blind)

#226BC9

Tritanopia (blue-blind)

#008593

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #396fcb;
/* rgb */ color: rgb(57, 111, 203);
/* oklch */ color: oklch(55.3% 0.154 260.3);

Tailwind

colors: {
  custom: {
    50: '#8197db',
    500: '#396fcb',
    950: '#000000',
  },
}

SCSS

$custom: #396fcb;
$custom-light: #8197db;
$custom-dark: #000000;

JSON

{
  "hex": "#396fcb",
  "rgb": {
    "r": 57,
    "g": 111,
    "b": 203
  },
  "hsl": {
    "h": 217.808,
    "s": 58.4,
    "l": 50.98
  },
  "oklch": {
    "l": 0.55326,
    "c": 0.15399,
    "h": 260.3
  },
  "luminance": 0.16551
}

Semantic roles & 50–950 ramp

primary

#396FCB

secondary

#D0B890

accent

#A846E2

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0C0D15

muted

#7D7E83

Preview Lab

Preview with #396FCB

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

Preview Lab → · Contrast checker → · Palette generator →