#336CC4#336CC4

#336CC4 is a mid, vivid blue. Relative luminance 0.154; OKLCH L 54.0% C 0.150 H 259.0°. Best body text is #FFFFFF at 5.14:1 contrast (WCAG AA passes).

Color values

HEX	#336CC4
RGB	rgb(51, 108, 196)
HSL	hsl(216, 59%, 48%)
HSV	hsv(216, 74%, 77%)
CMYK	cmyk(74%, 44.9%, 0%, 23.1%)
CIE-LAB	lab(46.19, 11.90, -51.38)
CIE-LCH	lch(46.19, 52.74, 283.04°)
OKLab	oklab(53.98% -0.0287 -0.1472)
OKLCH	oklch(53.98% 0.15 259)
XYZ	xyz(16.6880, 15.4126, 54.3093)
Luminance	0.1541 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#336CC4 #C48B33

analogous

#33B4C4 #336CC4 #4333C4

triadic

#336CC4 #C4336C #6CC433

tetradic

#336CC4 #C433B4 #C48B33 #33C443

square

#336CC4 #C433B4 #C48B33 #33C443

split-complementary

#336CC4 #C44333 #B4C433

monochromatic

#1A3663 #265193 #336CC4 #5F8DD5 #8FB0E2

Accessibility & contrast

On white

5.14

#336CC4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.08

#336CC4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #336CC4

5.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##336CC4	#FFFFFF	#000000	##FFFFFF
##336CC4	1.00	5.14	4.08	5.14
#FFFFFF	5.14	1.00	21.00	1.00
#000000	4.08	21.00	1.00	21.00
##FFFFFF	5.14	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3F75C7

Deuteranopia (green-blind)

#2167C2

Tritanopia (blue-blind)

#00818E

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #336cc4;
/* rgb */ color: rgb(51, 108, 196);
/* oklch */ color: oklch(54.0% 0.150 259.0);

Tailwind

colors: {
  custom: {
    50: '#7e95d6',
    500: '#336cc4',
    950: '#000000',
  },
}

SCSS

$custom: #336cc4;
$custom-light: #7e95d6;
$custom-dark: #000000;

JSON

{
  "hex": "#336cc4",
  "rgb": {
    "r": 51,
    "g": 108,
    "b": 196
  },
  "hsl": {
    "h": 216.414,
    "s": 58.704,
    "l": 48.431
  },
  "oklch": {
    "l": 0.53976,
    "c": 0.14998,
    "h": 259
  },
  "luminance": 0.15414
}

Semantic roles & 50–950 ramp

primary

#336CC4

secondary

#CDB186

accent

#A546E2

background

#F8F9FD

surface

#EFF1FA

border

#CACBD3

text

#0B0D14

muted

#7C7E83

Preview Lab

Preview with #336CC4

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

Preview Lab → · Contrast checker → · Palette generator →