#5866FA#5866FA

#5866FA is a mid, highly saturated blue. Relative luminance 0.185; OKLCH L 58.5% C 0.218 H 273.5°. Best body text is #000000 at 4.70:1 contrast (WCAG AA passes).

Color values

HEX	#5866FA
RGB	rgb(88, 102, 250)
HSL	hsl(235, 94%, 66%)
HSV	hsv(235, 65%, 98%)
CMYK	cmyk(64.8%, 59.2%, 0%, 2%)
CIE-LAB	lab(50.07, 39.90, -75.59)
CIE-LCH	lch(50.07, 85.47, 297.83°)
OKLab	oklab(58.54% 0.0131 -0.2177)
OKLCH	oklch(58.54% 0.218 273.5)
XYZ	xyz(26.0255, 18.4773, 92.6189)
Luminance	0.1848 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5866FA #FAEC58

analogous

#58B7FA #5866FA #9B58FA

triadic

#5866FA #FA5866 #66FA58

tetradic

#5866FA #FA58B7 #FAEC58 #58FA9B

square

#5866FA #FA58B7 #FAEC58 #58FA9B

split-complementary

#5866FA #FA9B58 #B7FA58

monochromatic

#0618D1 #1D30F8 #5866FA #939CFC #CFD3FE

Accessibility & contrast

On white

4.47

#5866FA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.70

#5866FA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5866FA

4.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5866FA	#FFFFFF	#000000	##000000
##5866FA	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)

#007FFF

Deuteranopia (green-blind)

#0070F7

Tritanopia (blue-blind)

#008BA6

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #5866fa;
/* rgb */ color: rgb(88, 102, 250);
/* oklch */ color: oklch(58.5% 0.218 273.5);

Tailwind

colors: {
  custom: {
    50: '#9891fd',
    500: '#5866fa',
    950: '#000000',
  },
}

SCSS

$custom: #5866fa;
$custom-light: #9891fd;
$custom-dark: #000000;

JSON

{
  "hex": "#5866fa",
  "rgb": {
    "r": 88,
    "g": 102,
    "b": 250
  },
  "hsl": {
    "h": 234.815,
    "s": 94.186,
    "l": 66.275
  },
  "oklch": {
    "l": 0.58543,
    "c": 0.21815,
    "h": 273.5
  },
  "luminance": 0.1848
}

Semantic roles & 50–950 ramp

primary

#5866FA

secondary

#F1EDBC

accent

#D200E6

background

#FAF8FF

surface

#F4F0FF

border

#CECBD7

text

#0F0D18

muted

#7F7D86

Preview Lab

Preview with #5866FA

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

Preview Lab → · Contrast checker → · Palette generator →