#336CC6#336CC6

#336CC6 is a mid, vivid blue. Relative luminance 0.155; OKLCH L 54.1% C 0.153 H 259.3°. Best body text is #FFFFFF at 5.12:1 contrast (WCAG AA passes).

Color values

HEX	#336CC6
RGB	rgb(51, 108, 198)
HSL	hsl(217, 59%, 49%)
HSV	hsv(217, 74%, 78%)
CMYK	cmyk(74.2%, 45.5%, 0%, 22.4%)
CIE-LAB	lab(46.32, 12.65, -52.33)
CIE-LCH	lch(46.32, 53.84, 283.58°)
OKLab	oklab(54.11% -0.0284 -0.15)
OKLCH	oklch(54.11% 0.153 259.3)
XYZ	xyz(16.9171, 15.5043, 55.5162)
Luminance	0.1551 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#336CC6 #C68D33

analogous

#33B6C6 #336CC6 #4433C6

triadic

#336CC6 #C6336C #6CC633

tetradic

#336CC6 #C633B6 #C68D33 #33C644

square

#336CC6 #C633B6 #C68D33 #33C644

split-complementary

#336CC6 #C64433 #B6C633

monochromatic

#1A3765 #265195 #336CC6 #608ED6 #91B1E3

Accessibility & contrast

On white

5.12

#336CC6 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.10

#336CC6 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #336CC6

5.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##336CC6	#FFFFFF	#000000	##FFFFFF
##336CC6	1.00	5.12	4.10	5.12
#FFFFFF	5.12	1.00	21.00	1.00
#000000	4.10	21.00	1.00	21.00
##FFFFFF	5.12	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3D75C9

Deuteranopia (green-blind)

#1D67C4

Tritanopia (blue-blind)

#00818F

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #336cc6;
/* rgb */ color: rgb(51, 108, 198);
/* oklch */ color: oklch(54.1% 0.153 259.3);

Tailwind

colors: {
  custom: {
    50: '#7e95d8',
    500: '#336cc6',
    950: '#000000',
  },
}

SCSS

$custom: #336cc6;
$custom-light: #7e95d8;
$custom-dark: #000000;

JSON

{
  "hex": "#336cc6",
  "rgb": {
    "r": 51,
    "g": 108,
    "b": 198
  },
  "hsl": {
    "h": 216.735,
    "s": 59.036,
    "l": 48.824
  },
  "oklch": {
    "l": 0.54111,
    "c": 0.15266,
    "h": 259.3
  },
  "luminance": 0.15506
}

Semantic roles & 50–950 ramp

primary

#336CC6

secondary

#CDB287

accent

#A546E2

background

#F8F9FD

surface

#EFF1FA

border

#CACBD3

text

#0B0D14

muted

#7C7E83

Preview Lab

Preview with #336CC6

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

Preview Lab → · Contrast checker → · Palette generator →