#3368BB#3368BB

#3368BB is a mid, vivid blue. Relative luminance 0.142; OKLCH L 52.5% C 0.142 H 259.1°. Best body text is #FFFFFF at 5.47:1 contrast (WCAG AA passes).

Color values

HEX	#3368BB
RGB	rgb(51, 104, 187)
HSL	hsl(217, 57%, 47%)
HSV	hsv(217, 73%, 73%)
CMYK	cmyk(72.7%, 44.4%, 0%, 26.7%)
CIE-LAB	lab(44.51, 11.09, -48.88)
CIE-LCH	lch(44.51, 50.12, 282.78°)
OKLab	oklab(52.5% -0.0269 -0.1399)
OKLCH	oklch(52.5% 0.142 259.1)
XYZ	xyz(15.2819, 14.1906, 48.9377)
Luminance	0.1419 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3368BB #BB8633

analogous

#33ACBB #3368BB #4233BB

triadic

#3368BB #BB3368 #68BB33

tetradic

#3368BB #BB33AC #BB8633 #33BB42

square

#3368BB #BB33AC #BB8633 #33BB42

split-complementary

#3368BB #BB4233 #ACBB33

monochromatic

#19335B #264D8B #3368BB #5988D2 #89ABDF

Accessibility & contrast

On white

5.47

#3368BB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.84

#3368BB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3368BB

5.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3368BB	#FFFFFF	#000000	##FFFFFF
##3368BB	1.00	5.47	3.84	5.47
#FFFFFF	5.47	1.00	21.00	1.00
#000000	3.84	21.00	1.00	21.00
##FFFFFF	5.47	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3F70BE

Deuteranopia (green-blind)

#2463B9

Tritanopia (blue-blind)

#007B88

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #3368bb;
/* rgb */ color: rgb(51, 104, 187);
/* oklch */ color: oklch(52.5% 0.142 259.1);

Tailwind

colors: {
  custom: {
    50: '#7c92d0',
    500: '#3368bb',
    950: '#000000',
  },
}

SCSS

$custom: #3368bb;
$custom-light: #7c92d0;
$custom-dark: #000000;

JSON

{
  "hex": "#3368bb",
  "rgb": {
    "r": 51,
    "g": 104,
    "b": 187
  },
  "hsl": {
    "h": 216.618,
    "s": 57.143,
    "l": 46.667
  },
  "oklch": {
    "l": 0.52495,
    "c": 0.14248,
    "h": 259.1
  },
  "luminance": 0.14192
}

Semantic roles & 50–950 ramp

primary

#3368BB

secondary

#C9AD81

accent

#A547E0

background

#F8F8FC

surface

#EFF0F9

border

#CACBD2

text

#0B0C14

muted

#7C7D82

Preview Lab

Preview with #3368BB

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

Preview Lab → · Contrast checker → · Palette generator →