#5E66E4#5E66E4

#5E66E4 is a mid, vivid blue. Relative luminance 0.175; OKLCH L 57.2% C 0.188 H 276.0°. Best body text is #FFFFFF at 4.67:1 contrast (WCAG AA passes).

Color values

HEX	#5E66E4
RGB	rgb(94, 102, 228)
HSL	hsl(236, 71%, 63%)
HSV	hsv(236, 59%, 89%)
CMYK	cmyk(58.8%, 55.3%, 0%, 10.6%)
CIE-LAB	lab(48.86, 33.65, -65.21)
CIE-LCH	lch(48.86, 73.38, 297.29°)
OKLab	oklab(57.25% 0.0196 -0.1871)
OKLCH	oklch(57.25% 0.188 276)
XYZ	xyz(23.3665, 17.4821, 75.5268)
Luminance	0.1748 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5E66E4 #E4DC5E

analogous

#5EA9E4 #5E66E4 #995EE4

triadic

#5E66E4 #E45E66 #66E45E

tetradic

#5E66E4 #E45EA9 #E4DC5E #5EE499

square

#5E66E4 #E45EA9 #E4DC5E #5EE499

split-complementary

#5E66E4 #E4995E #A9E45E

monochromatic

#1D25AB #2A34DB #5E66E4 #9298ED #C7CAF6

Accessibility & contrast

On white

4.67

#5E66E4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.50

#5E66E4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #5E66E4

4.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5E66E4	#FFFFFF	#000000	##FFFFFF
##5E66E4	1.00	4.67	4.50	4.67
#FFFFFF	4.67	1.00	21.00	1.00
#000000	4.50	21.00	1.00	21.00
##FFFFFF	4.67	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#007AE8

Deuteranopia (green-blind)

#006FE1

Tritanopia (blue-blind)

#00849B

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #5e66e4;
/* rgb */ color: rgb(94, 102, 228);
/* oklch */ color: oklch(57.2% 0.188 276.0);

Tailwind

colors: {
  custom: {
    50: '#9791ed',
    500: '#5e66e4',
    950: '#000000',
  },
}

SCSS

$custom: #5e66e4;
$custom-light: #9791ed;
$custom-dark: #000000;

JSON

{
  "hex": "#5e66e4",
  "rgb": {
    "r": 94,
    "g": 102,
    "b": 228
  },
  "hsl": {
    "h": 236.418,
    "s": 71.277,
    "l": 63.137
  },
  "oklch": {
    "l": 0.57246,
    "c": 0.18812,
    "h": 276
  },
  "luminance": 0.17484
}

Semantic roles & 50–950 ramp

primary

#5E66E4

secondary

#E7E4B7

accent

#C812D3

background

#F9F8FE

surface

#F2F0FD

border

#CCCBD5

text

#0F0C16

muted

#7E7D84

Preview Lab

Preview with #5E66E4

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

Preview Lab → · Contrast checker → · Palette generator →