#336CC5#336CC5

#336CC5 is a mid, vivid blue. Relative luminance 0.155; OKLCH L 54.0% C 0.151 H 259.1°. Best body text is #FFFFFF at 5.13:1 contrast (WCAG AA passes).

Color values

HEX	#336CC5
RGB	rgb(51, 108, 197)
HSL	hsl(217, 59%, 49%)
HSV	hsv(217, 74%, 77%)
CMYK	cmyk(74.1%, 45.2%, 0%, 22.7%)
CIE-LAB	lab(46.26, 12.27, -51.86)
CIE-LCH	lch(46.26, 53.29, 283.31°)
OKLab	oklab(54.04% -0.0286 -0.1486)
OKLCH	oklch(54.04% 0.151 259.1)
XYZ	xyz(16.8022, 15.4583, 54.9107)
Luminance	0.1546 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#336CC5 #C58C33

analogous

#33B5C5 #336CC5 #4333C5

triadic

#336CC5 #C5336C #6CC533

tetradic

#336CC5 #C533B5 #C58C33 #33C543

square

#336CC5 #C533B5 #C58C33 #33C543

split-complementary

#336CC5 #C54333 #B5C533

monochromatic

#1A3764 #265194 #336CC5 #5F8ED6 #90B0E2

Accessibility & contrast

On white

5.13

#336CC5 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.09

#336CC5 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #336CC5

5.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##336CC5	#FFFFFF	#000000	##FFFFFF
##336CC5	1.00	5.13	4.09	5.13
#FFFFFF	5.13	1.00	21.00	1.00
#000000	4.09	21.00	1.00	21.00
##FFFFFF	5.13	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3E75C8

Deuteranopia (green-blind)

#1F67C3

Tritanopia (blue-blind)

#00818F

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #336cc5;
/* rgb */ color: rgb(51, 108, 197);
/* oklch */ color: oklch(54.0% 0.151 259.1);

Tailwind

colors: {
  custom: {
    50: '#7e95d7',
    500: '#336cc5',
    950: '#000000',
  },
}

SCSS

$custom: #336cc5;
$custom-light: #7e95d7;
$custom-dark: #000000;

JSON

{
  "hex": "#336cc5",
  "rgb": {
    "r": 51,
    "g": 108,
    "b": 197
  },
  "hsl": {
    "h": 216.575,
    "s": 58.871,
    "l": 48.627
  },
  "oklch": {
    "l": 0.54044,
    "c": 0.15132,
    "h": 259.1
  },
  "luminance": 0.1546
}

Semantic roles & 50–950 ramp

primary

#336CC5

secondary

#CDB287

accent

#A546E2

background

#F8F9FD

surface

#EFF1FA

border

#CACBD3

text

#0B0D14

muted

#7C7E83

Preview Lab

Preview with #336CC5

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

Preview Lab → · Contrast checker → · Palette generator →