#3364AB#3364AB

#3364AB is a mid, vivid blue. Relative luminance 0.128; OKLCH L 50.6% C 0.125 H 257.8°. Best body text is #FFFFFF at 5.91:1 contrast (WCAG AA passes).

Color values

HEX	#3364AB
RGB	rgb(51, 100, 171)
HSL	hsl(216, 54%, 44%)
HSV	hsv(216, 70%, 67%)
CMYK	cmyk(70.2%, 41.5%, 0%, 32.9%)
CIE-LAB	lab(42.39, 7.69, -42.90)
CIE-LCH	lch(42.39, 43.58, 280.16°)
OKLab	oklab(50.55% -0.0264 -0.1224)
OKLCH	oklch(50.55% 0.125 257.8)
XYZ	xyz(13.2704, 12.7570, 40.2832)
Luminance	0.1276 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3364AB #AB7A33

analogous

#33A0AB #3364AB #3E33AB

triadic

#3364AB #AB3364 #64AB33

tetradic

#3364AB #AB33A0 #AB7A33 #33AB3E

square

#3364AB #AB33A0 #AB7A33 #33AB3E

split-complementary

#3364AB #AB3E33 #A0AB33

monochromatic

#172D4D #25487C #3364AB #5082CB #7FA4D9

Accessibility & contrast

On white

5.91

#3364AB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.55

#3364AB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3364AB

5.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3364AB	#FFFFFF	#000000	##FFFFFF
##3364AB	1.00	5.91	3.55	5.91
#FFFFFF	5.91	1.00	21.00	1.00
#000000	3.55	21.00	1.00	21.00
##FFFFFF	5.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#436AAE

Deuteranopia (green-blind)

#305FAA

Tritanopia (blue-blind)

#00747F

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #3364ab;
/* rgb */ color: rgb(51, 100, 171);
/* oklch */ color: oklch(50.6% 0.125 257.8);

Tailwind

colors: {
  custom: {
    50: '#798fc4',
    500: '#3364ab',
    950: '#000000',
  },
}

SCSS

$custom: #3364ab;
$custom-light: #798fc4;
$custom-dark: #000000;

JSON

{
  "hex": "#3364ab",
  "rgb": {
    "r": 51,
    "g": 100,
    "b": 171
  },
  "hsl": {
    "h": 215.5,
    "s": 54.054,
    "l": 43.529
  },
  "oklch": {
    "l": 0.50554,
    "c": 0.12521,
    "h": 257.8
  },
  "luminance": 0.12758
}

Semantic roles & 50–950 ramp

primary

#3364AB

secondary

#C2A478

accent

#A14ADD

background

#F7F8FC

surface

#EEF0F8

border

#C9CBD1

text

#0A0C13

muted

#7C7D82

Preview Lab

Preview with #3364AB

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

Preview Lab → · Contrast checker → · Palette generator →