#5966CD#5966CD

#5966CD is a mid, vivid blue. Relative luminance 0.160; OKLCH L 55.3% C 0.158 H 274.6°. Best body text is #FFFFFF at 4.99:1 contrast (WCAG AA passes).

Color values

HEX#5966CD
RGBrgb(89, 102, 205)
HSLhsl(233, 54%, 58%)
HSVhsv(233, 57%, 80%)
CMYKcmyk(56.6%, 50.2%, 0%, 19.6%)
CIE-LABlab(47.02, 25.21, -55.13)
CIE-LCHlch(47.02, 60.62, 294.57°)
OKLaboklab(55.29% 0.0127 -0.1576)
OKLCHoklch(55.29% 0.158 274.6)
XYZxyz(19.8871, 16.0329, 59.7925)
Luminance0.1603 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#5966CD #CDC059
analogous
#59A0CD #5966CD #8659CD
triadic
#5966CD #CD5966 #66CD59
tetradic
#5966CD #CD59A0 #CDC059 #59CD86
square
#5966CD #CD59A0 #CDC059 #59CD86
split-complementary
#5966CD #CD8659 #A0CD59
monochromatic
#283284 #3644B3 #5966CD #8891DB #B7BDE9

Accessibility & contrast

On white

4.99
#5966CD on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

4.21
#5966CD on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5966CD
4.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##5966CD#FFFFFF#000000##FFFFFF
##5966CD1.004.994.214.99
#FFFFFF4.991.0021.001.00
#0000004.2121.001.0021.00
##FFFFFF4.991.0021.001.00

Color blindness preview

Protanopia (red-blind)
#3075D1
Deuteranopia (green-blind)
#1C6BCB
Tritanopia (blue-blind)
#127D90
Achromatopsia (no color)
#6F6F6F

Design tokens & code

CSS
--color: #5966cd;
/* rgb */ color: rgb(89, 102, 205);
/* oklch */ color: oklch(55.3% 0.158 274.6);
Tailwind
colors: {
  custom: {
    50: '#9191dd',
    500: '#5966cd',
    950: '#000000',
  },
}
SCSS
$custom: #5966cd;
$custom-light: #9191dd;
$custom-dark: #000000;
JSON
{
  "hex": "#5966cd",
  "rgb": {
    "r": 89,
    "g": 102,
    "b": 205
  },
  "hsl": {
    "h": 233.276,
    "s": 53.704,
    "l": 57.647
  },
  "oklch": {
    "l": 0.55293,
    "c": 0.15807,
    "h": 274.6
  },
  "luminance": 0.16034
}

Semantic roles & 50–950 ramp

primary
#5966CD
secondary
#D8D3AA
accent
#CD4BDD
background
#F9F8FD
surface
#F2F0FB
border
#CCCBD4
text
#0E0C15
muted
#7E7D83

Preview Lab

Preview with #5966CD

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

Preview Lab → · Contrast checker → · Palette generator →

#5966CD Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva