#3364B5#3364B5

#3364B5 is a mid, vivid blue. Relative luminance 0.132; OKLCH L 51.2% C 0.139 H 259.9°. Best body text is #FFFFFF at 5.78:1 contrast (WCAG AA passes).

Color values

HEX	#3364B5
RGB	rgb(51, 100, 181)
HSL	hsl(217, 56%, 45%)
HSV	hsv(217, 72%, 71%)
CMYK	cmyk(71.8%, 44.8%, 0%, 29%)
CIE-LAB	lab(42.99, 11.40, -47.81)
CIE-LCH	lch(42.99, 49.15, 283.42°)
OKLab	oklab(51.21% -0.0243 -0.1368)
OKLCH	oklch(51.21% 0.139 259.9)
XYZ	xyz(14.2599, 13.1528, 45.4943)
Luminance	0.1315 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3364B5 #B58433

analogous

#33A5B5 #3364B5 #4333B5

triadic

#3364B5 #B53364 #64B533

tetradic

#3364B5 #B533A5 #B58433 #33B543

square

#3364B5 #B533A5 #B58433 #33B543

split-complementary

#3364B5 #B54333 #A5B533

monochromatic

#182F56 #264A85 #3364B5 #5684CF #86A6DD

Accessibility & contrast

On white

5.78

#3364B5 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.63

#3364B5 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3364B5

5.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3364B5	#FFFFFF	#000000	##FFFFFF
##3364B5	1.00	5.78	3.63	5.78
#FFFFFF	5.78	1.00	21.00	1.00
#000000	3.63	21.00	1.00	21.00
##FFFFFF	5.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3C6CB8

Deuteranopia (green-blind)

#2360B3

Tritanopia (blue-blind)

#007783

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #3364b5;
/* rgb */ color: rgb(51, 100, 181);
/* oklch */ color: oklch(51.2% 0.139 259.9);

Tailwind

colors: {
  custom: {
    50: '#7b8fcc',
    500: '#3364b5',
    950: '#000000',
  },
}

SCSS

$custom: #3364b5;
$custom-light: #7b8fcc;
$custom-dark: #000000;

JSON

{
  "hex": "#3364b5",
  "rgb": {
    "r": 51,
    "g": 100,
    "b": 181
  },
  "hsl": {
    "h": 217.385,
    "s": 56.034,
    "l": 45.49
  },
  "oklch": {
    "l": 0.5121,
    "c": 0.13898,
    "h": 259.9
  },
  "luminance": 0.13154
}

Semantic roles & 50–950 ramp

primary

#3364B5

secondary

#C6AB7D

accent

#A648DF

background

#F8F8FC

surface

#EFF0F9

border

#CACBD2

text

#0B0C13

muted

#7C7D82

Preview Lab

Preview with #3364B5

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

Preview Lab → · Contrast checker → · Palette generator →