#336CB5#336CB5

#336CB5 is a mid, vivid cyan. Relative luminance 0.148; OKLCH L 53.0% C 0.130 H 255.8°. Best body text is #FFFFFF at 5.31:1 contrast (WCAG AA passes).

Color values

HEX	#336CB5
RGB	rgb(51, 108, 181)
HSL	hsl(214, 56%, 45%)
HSV	hsv(214, 72%, 71%)
CMYK	cmyk(71.8%, 40.3%, 0%, 29%)
CIE-LAB	lab(45.31, 6.33, -44.11)
CIE-LCH	lch(45.31, 44.56, 278.17°)
OKLab	oklab(53% -0.0318 -0.1258)
OKLCH	oklch(53% 0.13 255.8)
XYZ	xyz(15.0652, 14.7635, 45.7628)
Luminance	0.1477 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#336CB5 #B57C33

analogous

#33ADB5 #336CB5 #3B33B5

triadic

#336CB5 #B5336C #6CB533

tetradic

#336CB5 #B533AD #B57C33 #33B53B

square

#336CB5 #B533AD #B57C33 #33B53B

split-complementary

#336CB5 #B53B33 #ADB533

monochromatic

#183356 #265085 #336CB5 #568BCF #86ACDD

Accessibility & contrast

On white

5.31

#336CB5 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.95

#336CB5 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #336CB5

5.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##336CB5	#FFFFFF	#000000	##FFFFFF
##336CB5	1.00	5.31	3.95	5.31
#FFFFFF	5.31	1.00	21.00	1.00
#000000	3.95	21.00	1.00	21.00
##FFFFFF	5.31	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4A72B8

Deuteranopia (green-blind)

#3566B4

Tritanopia (blue-blind)

#007D88

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #336cb5;
/* rgb */ color: rgb(51, 108, 181);
/* oklch */ color: oklch(53.0% 0.130 255.8);

Tailwind

colors: {
  custom: {
    50: '#7b95cb',
    500: '#336cb5',
    950: '#000000',
  },
}

SCSS

$custom: #336cb5;
$custom-light: #7b95cb;
$custom-dark: #000000;

JSON

{
  "hex": "#336cb5",
  "rgb": {
    "r": 51,
    "g": 108,
    "b": 181
  },
  "hsl": {
    "h": 213.692,
    "s": 56.034,
    "l": 45.49
  },
  "oklch": {
    "l": 0.53004,
    "c": 0.12979,
    "h": 255.8
  },
  "luminance": 0.14765
}

Semantic roles & 50–950 ramp

primary

#336CB5

secondary

#C6A67D

accent

#9D48DF

background

#F8F9FC

surface

#EFF1F8

border

#CACBD1

text

#0A0D13

muted

#7C7E82

Preview Lab

Preview with #336CB5

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

Preview Lab → · Contrast checker → · Palette generator →