#336FB9#336FB9

#336FB9 is a mid, vivid cyan. Relative luminance 0.156; OKLCH L 53.9% C 0.132 H 255.2°. Best body text is #FFFFFF at 5.10:1 contrast (WCAG AA passes).

Color values

HEX	#336FB9
RGB	rgb(51, 111, 185)
HSL	hsl(213, 57%, 46%)
HSV	hsv(213, 72%, 73%)
CMYK	cmyk(72.4%, 40%, 0%, 27.5%)
CIE-LAB	lab(46.41, 5.93, -44.68)
CIE-LCH	lch(46.41, 45.07, 277.56°)
OKLab	oklab(53.94% -0.0337 -0.1274)
OKLCH	oklch(53.94% 0.132 255.2)
XYZ	xyz(15.8034, 15.5737, 48.0627)
Luminance	0.1557 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#336FB9 #B97D33

analogous

#33B2B9 #336FB9 #3A33B9

triadic

#336FB9 #B9336F #6FB933

tetradic

#336FB9 #B933B2 #B97D33 #33B93A

square

#336FB9 #B933B2 #B97D33 #33B93A

split-complementary

#336FB9 #B93A33 #B2B933

monochromatic

#193559 #265289 #336FB9 #588ED1 #88AFDE

Accessibility & contrast

On white

5.10

#336FB9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.11

#336FB9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #336FB9

5.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##336FB9	#FFFFFF	#000000	##FFFFFF
##336FB9	1.00	5.10	4.11	5.10
#FFFFFF	5.10	1.00	21.00	1.00
#000000	4.11	21.00	1.00	21.00
##FFFFFF	5.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4C75BC

Deuteranopia (green-blind)

#3768B8

Tritanopia (blue-blind)

#00808B

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #336fb9;
/* rgb */ color: rgb(51, 111, 185);
/* oklch */ color: oklch(53.9% 0.132 255.2);

Tailwind

colors: {
  custom: {
    50: '#7b97ce',
    500: '#336fb9',
    950: '#000000',
  },
}

SCSS

$custom: #336fb9;
$custom-light: #7b97ce;
$custom-dark: #000000;

JSON

{
  "hex": "#336fb9",
  "rgb": {
    "r": 51,
    "g": 111,
    "b": 185
  },
  "hsl": {
    "h": 213.134,
    "s": 56.78,
    "l": 46.275
  },
  "oklch": {
    "l": 0.53935,
    "c": 0.13184,
    "h": 255.2
  },
  "luminance": 0.15575
}

Semantic roles & 50–950 ramp

primary

#336FB9

secondary

#C8A880

accent

#9C48E0

background

#F8F9FC

surface

#EFF2F9

border

#CACCD2

text

#0B0D14

muted

#7C7E82

Preview Lab

Preview with #336FB9

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

Preview Lab → · Contrast checker → · Palette generator →