#336CD7#336CD7

#336CD7 is a mid, vivid blue. Relative luminance 0.163; OKLCH L 55.3% C 0.175 H 261.5°. Best body text is #FFFFFF at 4.92:1 contrast (WCAG AA passes).

Color values

HEX	#336CD7
RGB	rgb(51, 108, 215)
HSL	hsl(219, 67%, 52%)
HSV	hsv(219, 76%, 84%)
CMYK	cmyk(76.3%, 49.8%, 0%, 15.7%)
CIE-LAB	lab(47.41, 18.99, -60.30)
CIE-LCH	lch(47.41, 63.22, 287.48°)
OKLab	oklab(55.3% -0.0258 -0.1734)
OKLCH	oklch(55.3% 0.175 261.5)
XYZ	xyz(18.9891, 16.3331, 66.4286)
Luminance	0.1633 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#336CD7 #D79E33

analogous

#33BED7 #336CD7 #4C33D7

triadic

#336CD7 #D7336C #6CD733

tetradic

#336CD7 #D733BE #D79E33 #33D74C

square

#336CD7 #D733BE #D79E33 #33D74C

split-complementary

#336CD7 #D74C33 #BED733

monochromatic

#183978 #2251AB #336CD7 #6691E1 #99B6EB

Accessibility & contrast

On white

4.92

#336CD7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.27

#336CD7 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #336CD7

4.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##336CD7	#FFFFFF	#000000	##FFFFFF
##336CD7	1.00	4.92	4.27	4.92
#FFFFFF	4.92	1.00	21.00	1.00
#000000	4.27	21.00	1.00	21.00
##FFFFFF	4.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2B78DB

Deuteranopia (green-blind)

#0069D5

Tritanopia (blue-blind)

#008697

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #336cd7;
/* rgb */ color: rgb(51, 108, 215);
/* oklch */ color: oklch(55.3% 0.175 261.5);

Tailwind

colors: {
  custom: {
    50: '#8295e4',
    500: '#336cd7',
    950: '#000000',
  },
}

SCSS

$custom: #336cd7;
$custom-light: #8295e4;
$custom-dark: #000000;

JSON

{
  "hex": "#336cd7",
  "rgb": {
    "r": 51,
    "g": 108,
    "b": 215
  },
  "hsl": {
    "h": 219.146,
    "s": 67.213,
    "l": 52.157
  },
  "oklch": {
    "l": 0.55298,
    "c": 0.17536,
    "h": 261.5
  },
  "luminance": 0.16335
}

Semantic roles & 50–950 ramp

primary

#336CD7

secondary

#D7BE8F

accent

#AE3EEA

background

#F8F9FE

surface

#F0F1FC

border

#CBCBD5

text

#0C0D16

muted

#7D7E84

Preview Lab

Preview with #336CD7

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

Preview Lab → · Contrast checker → · Palette generator →