#336BC1#336BC1

#336BC1 is a mid, vivid blue. Relative luminance 0.151; OKLCH L 53.6% C 0.147 H 258.9°. Best body text is #FFFFFF at 5.23:1 contrast (WCAG AA passes).

Color values

HEX	#336BC1
RGB	rgb(51, 107, 193)
HSL	hsl(216, 58%, 48%)
HSV	hsv(216, 74%, 76%)
CMYK	cmyk(73.6%, 44.6%, 0%, 24.3%)
CIE-LAB	lab(45.73, 11.42, -50.40)
CIE-LCH	lch(45.73, 51.68, 282.76°)
OKLab	oklab(53.56% -0.0284 -0.1443)
OKLCH	oklch(53.56% 0.147 258.9)
XYZ	xyz(16.2451, 15.0677, 52.4939)
Luminance	0.1507 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#336BC1 #C18933

analogous

#33B2C1 #336BC1 #4233C1

triadic

#336BC1 #C1336B #6BC133

tetradic

#336BC1 #C133B2 #C18933 #33C142

square

#336BC1 #C133B2 #C18933 #33C142

split-complementary

#336BC1 #C14233 #B2C133

monochromatic

#193560 #265091 #336BC1 #5D8CD4 #8DAEE1

Accessibility & contrast

On white

5.23

#336BC1 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.01

#336BC1 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #336BC1

5.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##336BC1	#FFFFFF	#000000	##FFFFFF
##336BC1	1.00	5.23	4.01	5.23
#FFFFFF	5.23	1.00	21.00	1.00
#000000	4.01	21.00	1.00	21.00
##FFFFFF	5.23	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4073C4

Deuteranopia (green-blind)

#2366BF

Tritanopia (blue-blind)

#007F8C

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #336bc1;
/* rgb */ color: rgb(51, 107, 193);
/* oklch */ color: oklch(53.6% 0.147 258.9);

Tailwind

colors: {
  custom: {
    50: '#7d94d4',
    500: '#336bc1',
    950: '#000000',
  },
}

SCSS

$custom: #336bc1;
$custom-light: #7d94d4;
$custom-dark: #000000;

JSON

{
  "hex": "#336bc1",
  "rgb": {
    "r": 51,
    "g": 107,
    "b": 193
  },
  "hsl": {
    "h": 216.338,
    "s": 58.197,
    "l": 47.843
  },
  "oklch": {
    "l": 0.53556,
    "c": 0.1471,
    "h": 258.9
  },
  "luminance": 0.15069
}

Semantic roles & 50–950 ramp

primary

#336BC1

secondary

#CBAF84

accent

#A446E1

background

#F8F9FD

surface

#EFF1FA

border

#CACBD3

text

#0B0D14

muted

#7C7E83

Preview Lab

Preview with #336BC1

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

Preview Lab → · Contrast checker → · Palette generator →