#336EA3#336EA3

#336EA3 is a mid, moderate cyan. Relative luminance 0.145; OKLCH L 52.4% C 0.104 H 248.3°. Best body text is #FFFFFF at 5.38:1 contrast (WCAG AA passes).

Color values

HEX	#336EA3
RGB	rgb(51, 110, 163)
HSL	hsl(208, 52%, 42%)
HSV	hsv(208, 69%, 64%)
CMYK	cmyk(68.7%, 32.5%, 0%, 36.1%)
CIE-LAB	lab(44.94, -1.48, -34.15)
CIE-LCH	lch(44.94, 34.19, 267.53°)
OKLab	oklab(52.4% -0.0385 -0.0967)
OKLCH	oklch(52.4% 0.104 248.3)
XYZ	xyz(13.5496, 14.4986, 36.7277)
Luminance	0.1450 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#336EA3 #A36833

analogous

#33A3A0 #336EA3 #3336A3

triadic

#336EA3 #A3336E #6EA333

tetradic

#336EA3 #A033A3 #A36833 #36A333

square

#336EA3 #A033A3 #A36833 #36A333

split-complementary

#336EA3 #A33336 #A3A033

monochromatic

#162F46 #244F74 #336EA3 #4C8DC7 #7BABD6

Accessibility & contrast

On white

5.38

#336EA3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.90

#336EA3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #336EA3

5.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##336EA3	#FFFFFF	#000000	##FFFFFF
##336EA3	1.00	5.38	3.90	5.38
#FFFFFF	5.38	1.00	21.00	1.00
#000000	3.90	21.00	1.00	21.00
##FFFFFF	5.38	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5670A5

Deuteranopia (green-blind)

#4765A2

Tritanopia (blue-blind)

#007B81

Achromatopsia (no color)

#6A6A6A

Design tokens & code

CSS

--color: #336ea3;
/* rgb */ color: rgb(51, 110, 163);
/* oklch */ color: oklch(52.4% 0.104 248.3);

Tailwind

colors: {
  custom: {
    50: '#7797be',
    500: '#336ea3',
    950: '#000000',
  },
}

SCSS

$custom: #336ea3;
$custom-light: #7797be;
$custom-dark: #000000;

JSON

{
  "hex": "#336ea3",
  "rgb": {
    "r": 51,
    "g": 110,
    "b": 163
  },
  "hsl": {
    "h": 208.393,
    "s": 52.336,
    "l": 41.961
  },
  "oklch": {
    "l": 0.52401,
    "c": 0.10408,
    "h": 248.3
  },
  "luminance": 0.145
}

Semantic roles & 50–950 ramp

primary

#336EA3

secondary

#BE9773

accent

#904CDC

background

#F7F9FB

surface

#EEF2F7

border

#C9CCD0

text

#0A0D12

muted

#7C7E81

Preview Lab

Preview with #336EA3

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

Preview Lab → · Contrast checker → · Palette generator →