#5C66F7#5C66F7

#5C66F7 is a mid, highly saturated blue. Relative luminance 0.185; OKLCH L 58.5% C 0.213 H 274.7°. Best body text is #000000 at 4.70:1 contrast (WCAG AA passes).

Color values

HEX	#5C66F7
RGB	rgb(92, 102, 247)
HSL	hsl(236, 91%, 66%)
HSV	hsv(236, 63%, 97%)
CMYK	cmyk(62.8%, 58.7%, 0%, 3.1%)
CIE-LAB	lab(50.09, 39.50, -73.88)
CIE-LCH	lch(50.09, 83.78, 298.13°)
OKLab	oklab(58.55% 0.0175 -0.2126)
OKLCH	oklch(58.55% 0.213 274.7)
XYZ	xyz(25.9480, 18.4913, 90.1794)
Luminance	0.1849 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5C66F7 #F7ED5C

analogous

#5CB4F7 #5C66F7 #A05CF7

triadic

#5C66F7 #F75C66 #66F75C

tetradic

#5C66F7 #F75CB4 #F7ED5C #5CF7A0

square

#5C66F7 #F75CB4 #F7ED5C #5CF7A0

split-complementary

#5C66F7 #F7A05C #B4F75C

monochromatic

#0A17CE #222FF4 #5C66F7 #969DFA #D1D4FD

Accessibility & contrast

On white

4.47

#5C66F7 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.70

#5C66F7 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5C66F7

4.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5C66F7	#FFFFFF	#000000	##000000
##5C66F7	1.00	4.47	4.70	4.70
#FFFFFF	4.47	1.00	21.00	21.00
#000000	4.70	21.00	1.00	1.00
##000000	4.70	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#007EFC

Deuteranopia (green-blind)

#0070F4

Tritanopia (blue-blind)

#008AA5

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #5c66f7;
/* rgb */ color: rgb(92, 102, 247);
/* oklch */ color: oklch(58.5% 0.213 274.7);

Tailwind

colors: {
  custom: {
    50: '#9991fb',
    500: '#5c66f7',
    950: '#000000',
  },
}

SCSS

$custom: #5c66f7;
$custom-light: #9991fb;
$custom-dark: #000000;

JSON

{
  "hex": "#5c66f7",
  "rgb": {
    "r": 92,
    "g": 102,
    "b": 247
  },
  "hsl": {
    "h": 236.129,
    "s": 90.643,
    "l": 66.471
  },
  "oklch": {
    "l": 0.58549,
    "c": 0.21335,
    "h": 274.7
  },
  "luminance": 0.18493
}

Semantic roles & 50–950 ramp

primary

#5C66F7

secondary

#F1EDBE

accent

#D700E6

background

#FAF8FF

surface

#F4F0FF

border

#CECBD7

text

#0F0D17

muted

#7F7D85

Preview Lab

Preview with #5C66F7

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

Preview Lab → · Contrast checker → · Palette generator →