#3364B2#3364B2

#3364B2 is a mid, vivid blue. Relative luminance 0.130; OKLCH L 51.0% C 0.135 H 259.4°. Best body text is #FFFFFF at 5.82:1 contrast (WCAG AA passes).

Color values

HEX	#3364B2
RGB	rgb(51, 100, 178)
HSL	hsl(217, 55%, 45%)
HSV	hsv(217, 71%, 70%)
CMYK	cmyk(71.3%, 43.8%, 0%, 30.2%)
CIE-LAB	lab(42.81, 10.29, -46.34)
CIE-LCH	lch(42.81, 47.47, 282.51°)
OKLab	oklab(51.01% -0.0249 -0.1325)
OKLCH	oklch(51.01% 0.135 259.4)
XYZ	xyz(13.9554, 13.0310, 43.8906)
Luminance	0.1303 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3364B2 #B28133

analogous

#33A4B2 #3364B2 #4133B2

triadic

#3364B2 #B23364 #64B233

tetradic

#3364B2 #B233A4 #B28133 #33B241

square

#3364B2 #B233A4 #B28133 #33B241

split-complementary

#3364B2 #B24133 #A4B233

monochromatic

#182F53 #254982 #3364B2 #5483CE #84A6DC

Accessibility & contrast

On white

5.82

#3364B2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.61

#3364B2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3364B2

5.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3364B2	#FFFFFF	#000000	##FFFFFF
##3364B2	1.00	5.82	3.61	5.82
#FFFFFF	5.82	1.00	21.00	1.00
#000000	3.61	21.00	1.00	21.00
##FFFFFF	5.82	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3E6BB5

Deuteranopia (green-blind)

#2760B0

Tritanopia (blue-blind)

#007682

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #3364b2;
/* rgb */ color: rgb(51, 100, 178);
/* oklch */ color: oklch(51.0% 0.135 259.4);

Tailwind

colors: {
  custom: {
    50: '#7a8fc9',
    500: '#3364b2',
    950: '#000000',
  },
}

SCSS

$custom: #3364b2;
$custom-light: #7a8fc9;
$custom-dark: #000000;

JSON

{
  "hex": "#3364b2",
  "rgb": {
    "r": 51,
    "g": 100,
    "b": 178
  },
  "hsl": {
    "h": 216.85,
    "s": 55.459,
    "l": 44.902
  },
  "oklch": {
    "l": 0.5101,
    "c": 0.13485,
    "h": 259.4
  },
  "luminance": 0.13033
}

Semantic roles & 50–950 ramp

primary

#3364B2

secondary

#C5A97C

accent

#A549DF

background

#F8F8FC

surface

#EFF0F8

border

#CACBD1

text

#0A0C13

muted

#7C7D82

Preview Lab

Preview with #3364B2

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

Preview Lab → · Contrast checker → · Palette generator →