#5C66CA#5C66CA

#5C66CA is a mid, vivid blue. Relative luminance 0.160; OKLCH L 55.3% C 0.153 H 275.9°. Best body text is #FFFFFF at 4.99:1 contrast (WCAG AA passes).

Color values

HEX	#5C66CA
RGB	rgb(92, 102, 202)
HSL	hsl(235, 51%, 58%)
HSV	hsv(235, 54%, 79%)
CMYK	cmyk(54.5%, 49.5%, 0%, 20.8%)
CIE-LAB	lab(47.03, 24.84, -53.38)
CIE-LCH	lch(47.03, 58.88, 294.95°)
OKLab	oklab(55.29% 0.0157 -0.1523)
OKLCH	oklch(55.29% 0.153 275.9)
XYZ	xyz(19.8223, 16.0410, 57.9174)
Luminance	0.1604 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5C66CA #CAC05C

analogous

#5C9DCA #5C66CA #895CCA

triadic

#5C66CA #CA5C66 #66CA5C

tetradic

#5C66CA #CA5C9D #CAC05C #5CCA89

square

#5C66CA #CA5C9D #CAC05C #5CCA89

split-complementary

#5C66CA #CA895C #9DCA5C

monochromatic

#2A3281 #3944B0 #5C66CA #8A91D9 #B8BDE8

Accessibility & contrast

On white

4.99

#5C66CA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.21

#5C66CA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5C66CA

4.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5C66CA	#FFFFFF	#000000	##FFFFFF
##5C66CA	1.00	4.99	4.21	4.99
#FFFFFF	4.99	1.00	21.00	1.00
#000000	4.21	21.00	1.00	21.00
##FFFFFF	4.99	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3574CE

Deuteranopia (green-blind)

#266BC8

Tritanopia (blue-blind)

#257C8E

Achromatopsia (no color)

#6F6F6F

Design tokens & code

CSS

--color: #5c66ca;
/* rgb */ color: rgb(92, 102, 202);
/* oklch */ color: oklch(55.3% 0.153 275.9);

Tailwind

colors: {
  custom: {
    50: '#9291db',
    500: '#5c66ca',
    950: '#000000',
  },
}

SCSS

$custom: #5c66ca;
$custom-light: #9291db;
$custom-dark: #000000;

JSON

{
  "hex": "#5c66ca",
  "rgb": {
    "r": 92,
    "g": 102,
    "b": 202
  },
  "hsl": {
    "h": 234.545,
    "s": 50.926,
    "l": 57.647
  },
  "oklch": {
    "l": 0.55293,
    "c": 0.15315,
    "h": 275.9
  },
  "luminance": 0.16042
}

Semantic roles & 50–950 ramp

primary

#5C66CA

secondary

#D7D3AB

accent

#CE4DDA

background

#F9F8FD

surface

#F2F0FB

border

#CCCBD4

text

#0E0C15

muted

#7E7D83

Preview Lab

Preview with #5C66CA

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

Preview Lab → · Contrast checker → · Palette generator →