#3363AA#3363AA

#3363AA is a mid, vivid blue. Relative luminance 0.125; OKLCH L 50.3% C 0.125 H 258.2°. Best body text is #FFFFFF at 5.99:1 contrast (WCAG AA passes).

Color values

HEX#3363AA
RGBrgb(51, 99, 170)
HSLhsl(216, 54%, 43%)
HSVhsv(216, 70%, 67%)
CMYKcmyk(70%, 41.8%, 0%, 33.3%)
CIE-LABlab(42.04, 7.95, -42.87)
CIE-LCHlch(42.04, 43.60, 280.51°)
OKLaboklab(50.26% -0.0256 -0.1223)
OKLCHoklch(50.26% 0.125 258.2)
XYZxyz(13.0802, 12.5284, 39.7513)
Luminance0.1253 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#3363AA #AA7A33
analogous
#339EAA #3363AA #3E33AA
triadic
#3363AA #AA3363 #63AA33
tetradic
#3363AA #AA339E #AA7A33 #33AA3E
square
#3363AA #AA339E #AA7A33 #33AA3E
split-complementary
#3363AA #AA3E33 #9EAA33
monochromatic
#172C4C #25487B #3363AA #5081CA #7FA3D9

Accessibility & contrast

On white

5.99
#3363AA on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

3.51
#3363AA on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3363AA
5.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##3363AA#FFFFFF#000000##FFFFFF
##3363AA1.005.993.515.99
#FFFFFF5.991.0021.001.00
#0000003.5121.001.0021.00
##FFFFFF5.991.0021.001.00

Color blindness preview

Protanopia (red-blind)
#4269AD
Deuteranopia (green-blind)
#2F5EA9
Tritanopia (blue-blind)
#00737E
Achromatopsia (no color)
#636363

Design tokens & code

CSS
--color: #3363aa;
/* rgb */ color: rgb(51, 99, 170);
/* oklch */ color: oklch(50.3% 0.125 258.2);
Tailwind
colors: {
  custom: {
    50: '#798ec4',
    500: '#3363aa',
    950: '#000000',
  },
}
SCSS
$custom: #3363aa;
$custom-light: #798ec4;
$custom-dark: #000000;
JSON
{
  "hex": "#3363aa",
  "rgb": {
    "r": 51,
    "g": 99,
    "b": 170
  },
  "hsl": {
    "h": 215.798,
    "s": 53.846,
    "l": 43.333
  },
  "oklch": {
    "l": 0.50263,
    "c": 0.12498,
    "h": 258.2
  },
  "luminance": 0.1253
}

Semantic roles & 50–950 ramp

primary
#3363AA
secondary
#C2A477
accent
#A24BDD
background
#F7F8FC
surface
#EEF0F8
border
#C9CBD1
text
#0A0C12
muted
#7C7D81

Preview Lab

Preview with #3363AA

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

Preview Lab → · Contrast checker → · Palette generator →

#3363AA Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva