#336FC9#336FC9

#336FC9 is a mid, vivid blue. Relative luminance 0.163; OKLCH L 55.0% C 0.153 H 258.5°. Best body text is #FFFFFF at 4.93:1 contrast (WCAG AA passes).

Color values

HEX	#336FC9
RGB	rgb(51, 111, 201)
HSL	hsl(216, 60%, 49%)
HSV	hsv(216, 75%, 79%)
CMYK	cmyk(74.6%, 44.8%, 0%, 21.2%)
CIE-LAB	lab(47.35, 11.87, -52.40)
CIE-LCH	lch(47.35, 53.73, 282.76°)
OKLab	oklab(54.97% -0.0304 -0.1501)
OKLCH	oklch(54.97% 0.153 258.5)
XYZ	xyz(17.5885, 16.2878, 57.4639)
Luminance	0.1629 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#336FC9 #C98D33

analogous

#33BAC9 #336FC9 #4233C9

triadic

#336FC9 #C9336F #6FC933

tetradic

#336FC9 #C933BA #C98D33 #33C942

square

#336FC9 #C933BA #C98D33 #33C942

split-complementary

#336FC9 #C94233 #BAC933

monochromatic

#1A3967 #275498 #336FC9 #6291D7 #93B3E4

Accessibility & contrast

On white

4.93

#336FC9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.26

#336FC9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #336FC9

4.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##336FC9	#FFFFFF	#000000	##FFFFFF
##336FC9	1.00	4.93	4.26	4.93
#FFFFFF	4.93	1.00	21.00	1.00
#000000	4.26	21.00	1.00	21.00
##FFFFFF	4.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4178CC

Deuteranopia (green-blind)

#226AC7

Tritanopia (blue-blind)

#008492

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #336fc9;
/* rgb */ color: rgb(51, 111, 201);
/* oklch */ color: oklch(55.0% 0.153 258.5);

Tailwind

colors: {
  custom: {
    50: '#7f97da',
    500: '#336fc9',
    950: '#000000',
  },
}

SCSS

$custom: #336fc9;
$custom-light: #7f97da;
$custom-dark: #000000;

JSON

{
  "hex": "#336fc9",
  "rgb": {
    "r": 51,
    "g": 111,
    "b": 201
  },
  "hsl": {
    "h": 216,
    "s": 59.524,
    "l": 49.412
  },
  "oklch": {
    "l": 0.54967,
    "c": 0.15319,
    "h": 258.5
  },
  "luminance": 0.1629
}

Semantic roles & 50–950 ramp

primary

#336FC9

secondary

#CFB389

accent

#A445E3

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0B0D15

muted

#7C7E83

Preview Lab

Preview with #336FC9

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

Preview Lab → · Contrast checker → · Palette generator →