#5E66F0#5E66F0

#5E66F0 is a mid, highly saturated blue. Relative luminance 0.182; OKLCH L 58.1% C 0.204 H 275.5°. Best body text is #000000 at 4.63:1 contrast (WCAG AA passes).

Color values

HEX	#5E66F0
RGB	rgb(94, 102, 240)
HSL	hsl(237, 83%, 65%)
HSV	hsv(237, 61%, 94%)
CMYK	cmyk(60.8%, 57.5%, 0%, 5.9%)
CIE-LAB	lab(49.70, 37.54, -70.59)
CIE-LCH	lch(49.70, 79.95, 298.00°)
OKLab	oklab(58.14% 0.0197 -0.2029)
OKLCH	oklch(58.14% 0.204 275.5)
XYZ	xyz(25.0905, 18.1717, 84.6065)
Luminance	0.1817 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5E66F0 #F0E85E

analogous

#5EAFF0 #5E66F0 #9F5EF0

triadic

#5E66F0 #F05E66 #66F05E

tetradic

#5E66F0 #F05EAF #F0E85E #5EF09F

square

#5E66F0 #F05EAF #F0E85E #5EF09F

split-complementary

#5E66F0 #F09F5E #AFF05E

monochromatic

#121CC2 #2631EB #5E66F0 #969BF5 #CED0FA

Accessibility & contrast

On white

4.53

#5E66F0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.63

#5E66F0 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5E66F0

4.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5E66F0	#FFFFFF	#000000	##000000
##5E66F0	1.00	4.53	4.63	4.63
#FFFFFF	4.53	1.00	21.00	21.00
#000000	4.63	21.00	1.00	1.00
##000000	4.63	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#007DF5

Deuteranopia (green-blind)

#0070ED

Tritanopia (blue-blind)

#0087A1

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #5e66f0;
/* rgb */ color: rgb(94, 102, 240);
/* oklch */ color: oklch(58.1% 0.204 275.5);

Tailwind

colors: {
  custom: {
    50: '#9991f6',
    500: '#5e66f0',
    950: '#000000',
  },
}

SCSS

$custom: #5e66f0;
$custom-light: #9991f6;
$custom-dark: #000000;

JSON

{
  "hex": "#5e66f0",
  "rgb": {
    "r": 94,
    "g": 102,
    "b": 240
  },
  "hsl": {
    "h": 236.712,
    "s": 82.955,
    "l": 65.49
  },
  "oklch": {
    "l": 0.58138,
    "c": 0.20386,
    "h": 275.5
  },
  "luminance": 0.18174
}

Semantic roles & 50–950 ramp

primary

#5E66F0

secondary

#EDEBBC

accent

#D306DF

background

#FAF8FF

surface

#F4F0FF

border

#CECBD7

text

#0F0D17

muted

#7F7D85

Preview Lab

Preview with #5E66F0

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

Preview Lab → · Contrast checker → · Palette generator →