#336DB5#336DB5

#336DB5 is a mid, vivid cyan. Relative luminance 0.150; OKLCH L 53.2% C 0.129 H 255.3°. Best body text is #FFFFFF at 5.26:1 contrast (WCAG AA passes).

Color values

HEX	#336DB5
RGB	rgb(51, 109, 181)
HSL	hsl(213, 56%, 45%)
HSV	hsv(213, 72%, 71%)
CMYK	cmyk(71.8%, 39.8%, 0%, 29%)
CIE-LAB	lab(45.60, 5.71, -43.64)
CIE-LCH	lch(45.60, 44.01, 277.45°)
OKLab	oklab(53.23% -0.0328 -0.1244)
OKLCH	oklch(53.23% 0.129 255.3)
XYZ	xyz(15.1713, 14.9756, 45.7981)
Luminance	0.1498 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#336DB5 #B57B33

analogous

#33AEB5 #336DB5 #3A33B5

triadic

#336DB5 #B5336D #6DB533

tetradic

#336DB5 #B533AE #B57B33 #33B53A

square

#336DB5 #B533AE #B57B33 #33B53A

split-complementary

#336DB5 #B53A33 #AEB533

monochromatic

#183356 #265085 #336DB5 #568CCF #86ADDD

Accessibility & contrast

On white

5.26

#336DB5 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.00

#336DB5 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #336DB5

5.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##336DB5	#FFFFFF	#000000	##FFFFFF
##336DB5	1.00	5.26	4.00	5.26
#FFFFFF	5.26	1.00	21.00	1.00
#000000	4.00	21.00	1.00	21.00
##FFFFFF	5.26	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4C73B8

Deuteranopia (green-blind)

#3766B4

Tritanopia (blue-blind)

#007E88

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #336db5;
/* rgb */ color: rgb(51, 109, 181);
/* oklch */ color: oklch(53.2% 0.129 255.3);

Tailwind

colors: {
  custom: {
    50: '#7b96cb',
    500: '#336db5',
    950: '#000000',
  },
}

SCSS

$custom: #336db5;
$custom-light: #7b96cb;
$custom-dark: #000000;

JSON

{
  "hex": "#336db5",
  "rgb": {
    "r": 51,
    "g": 109,
    "b": 181
  },
  "hsl": {
    "h": 213.231,
    "s": 56.034,
    "l": 45.49
  },
  "oklch": {
    "l": 0.53231,
    "c": 0.12869,
    "h": 255.3
  },
  "luminance": 0.14977
}

Semantic roles & 50–950 ramp

primary

#336DB5

secondary

#C6A67D

accent

#9C48DF

background

#F8F9FC

surface

#EFF1F8

border

#CACBD1

text

#0A0D13

muted

#7C7E82

Preview Lab

Preview with #336DB5

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

Preview Lab → · Contrast checker → · Palette generator →