#336DB9#336DB9

#336DB9 is a mid, vivid cyan. Relative luminance 0.151; OKLCH L 53.5% C 0.134 H 256.3°. Best body text is #FFFFFF at 5.21:1 contrast (WCAG AA passes).

Color values

HEX	#336DB9
RGB	rgb(51, 109, 185)
HSL	hsl(214, 57%, 46%)
HSV	hsv(214, 72%, 73%)
CMYK	cmyk(72.4%, 41.1%, 0%, 27.5%)
CIE-LAB	lab(45.83, 7.18, -45.60)
CIE-LCH	lch(45.83, 46.17, 278.95°)
OKLab	oklab(53.48% -0.0319 -0.1302)
OKLCH	oklch(53.48% 0.134 256.3)
XYZ	xyz(15.5876, 15.1422, 47.9908)
Luminance	0.1514 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#336DB9 #B97F33

analogous

#33B0B9 #336DB9 #3C33B9

triadic

#336DB9 #B9336D #6DB933

tetradic

#336DB9 #B933B0 #B97F33 #33B93C

square

#336DB9 #B933B0 #B97F33 #33B93C

split-complementary

#336DB9 #B93C33 #B0B933

monochromatic

#193459 #265189 #336DB9 #588CD1 #88ADDE

Accessibility & contrast

On white

5.21

#336DB9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.03

#336DB9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #336DB9

5.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##336DB9	#FFFFFF	#000000	##FFFFFF
##336DB9	1.00	5.21	4.03	5.21
#FFFFFF	5.21	1.00	21.00	1.00
#000000	4.03	21.00	1.00	21.00
##FFFFFF	5.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4973BC

Deuteranopia (green-blind)

#3367B7

Tritanopia (blue-blind)

#007F8A

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #336db9;
/* rgb */ color: rgb(51, 109, 185);
/* oklch */ color: oklch(53.5% 0.134 256.3);

Tailwind

colors: {
  custom: {
    50: '#7b96ce',
    500: '#336db9',
    950: '#000000',
  },
}

SCSS

$custom: #336db9;
$custom-light: #7b96ce;
$custom-dark: #000000;

JSON

{
  "hex": "#336db9",
  "rgb": {
    "r": 51,
    "g": 109,
    "b": 185
  },
  "hsl": {
    "h": 214.03,
    "s": 56.78,
    "l": 46.275
  },
  "oklch": {
    "l": 0.53482,
    "c": 0.13405,
    "h": 256.3
  },
  "luminance": 0.15144
}

Semantic roles & 50–950 ramp

primary

#336DB9

secondary

#C8A980

accent

#9E48E0

background

#F8F9FC

surface

#EFF1F9

border

#CACBD2

text

#0B0D14

muted

#7C7E82

Preview Lab

Preview with #336DB9

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

Preview Lab → · Contrast checker → · Palette generator →