#336CC0#336CC0

#336CC0 is a mid, vivid blue. Relative luminance 0.152; OKLCH L 53.7% C 0.145 H 258.2°. Best body text is #FFFFFF at 5.19:1 contrast (WCAG AA passes).

Color values

HEX	#336CC0
RGB	rgb(51, 108, 192)
HSL	hsl(216, 58%, 48%)
HSV	hsv(216, 73%, 75%)
CMYK	cmyk(73.4%, 43.7%, 0%, 24.7%)
CIE-LAB	lab(45.95, 10.41, -49.46)
CIE-LCH	lch(45.95, 50.54, 281.89°)
OKLab	oklab(53.71% -0.0295 -0.1415)
OKLCH	oklch(53.71% 0.145 258.2)
XYZ	xyz(16.2388, 15.2329, 51.9434)
Luminance	0.1524 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#336CC0 #C08733

analogous

#33B2C0 #336CC0 #4133C0

triadic

#336CC0 #C0336C #6CC033

tetradic

#336CC0 #C033B2 #C08733 #33C041

square

#336CC0 #C033B2 #C08733 #33C041

split-complementary

#336CC0 #C04133 #B2C033

monochromatic

#19365F #265190 #336CC0 #5C8DD4 #8DAFE1

Accessibility & contrast

On white

5.19

#336CC0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.05

#336CC0 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #336CC0

5.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##336CC0	#FFFFFF	#000000	##FFFFFF
##336CC0	1.00	5.19	4.05	5.19
#FFFFFF	5.19	1.00	21.00	1.00
#000000	4.05	21.00	1.00	21.00
##FFFFFF	5.19	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4274C3

Deuteranopia (green-blind)

#2867BE

Tritanopia (blue-blind)

#00808C

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #336cc0;
/* rgb */ color: rgb(51, 108, 192);
/* oklch */ color: oklch(53.7% 0.145 258.2);

Tailwind

colors: {
  custom: {
    50: '#7d95d3',
    500: '#336cc0',
    950: '#000000',
  },
}

SCSS

$custom: #336cc0;
$custom-light: #7d95d3;
$custom-dark: #000000;

JSON

{
  "hex": "#336cc0",
  "rgb": {
    "r": 51,
    "g": 108,
    "b": 192
  },
  "hsl": {
    "h": 215.745,
    "s": 58.025,
    "l": 47.647
  },
  "oklch": {
    "l": 0.53711,
    "c": 0.14459,
    "h": 258.2
  },
  "luminance": 0.15235
}

Semantic roles & 50–950 ramp

primary

#336CC0

secondary

#CBAE84

accent

#A347E1

background

#F8F9FD

surface

#EFF1FA

border

#CACBD3

text

#0B0D14

muted

#7C7E83

Preview Lab

Preview with #336CC0

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

Preview Lab → · Contrast checker → · Palette generator →