#5E66F3#5E66F3

#5E66F3 is a mid, highly saturated blue. Relative luminance 0.184; OKLCH L 58.4% C 0.208 H 275.4°. Best body text is #000000 at 4.67:1 contrast (WCAG AA passes).

Color values

HEX	#5E66F3
RGB	rgb(94, 102, 243)
HSL	hsl(237, 86%, 66%)
HSV	hsv(237, 61%, 95%)
CMYK	cmyk(61.3%, 58%, 0%, 4.7%)
CIE-LAB	lab(49.92, 38.51, -71.91)
CIE-LCH	lch(49.92, 81.58, 298.17°)
OKLab	oklab(58.37% 0.0197 -0.2068)
OKLCH	oklch(58.37% 0.208 275.4)
XYZ	xyz(25.5398, 18.3514, 86.9729)
Luminance	0.1835 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5E66F3 #F3EB5E

analogous

#5EB0F3 #5E66F3 #A05EF3

triadic

#5E66F3 #F35E66 #66F35E

tetradic

#5E66F3 #F35EB0 #F3EB5E #5EF3A0

square

#5E66F3 #F35EB0 #F3EB5E #5EF3A0

split-complementary

#5E66F3 #F3A05E #B0F35E

monochromatic

#0F19C8 #2530EF #5E66F3 #979CF7 #D0D2FB

Accessibility & contrast

On white

4.50

#5E66F3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.67

#5E66F3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5E66F3

4.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5E66F3	#FFFFFF	#000000	##000000
##5E66F3	1.00	4.50	4.67	4.67
#FFFFFF	4.50	1.00	21.00	21.00
#000000	4.67	21.00	1.00	1.00
##000000	4.67	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#007DF8

Deuteranopia (green-blind)

#0070F0

Tritanopia (blue-blind)

#0088A3

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #5e66f3;
/* rgb */ color: rgb(94, 102, 243);
/* oklch */ color: oklch(58.4% 0.208 275.4);

Tailwind

colors: {
  custom: {
    50: '#9a91f8',
    500: '#5e66f3',
    950: '#000000',
  },
}

SCSS

$custom: #5e66f3;
$custom-light: #9a91f8;
$custom-dark: #000000;

JSON

{
  "hex": "#5e66f3",
  "rgb": {
    "r": 94,
    "g": 102,
    "b": 243
  },
  "hsl": {
    "h": 236.779,
    "s": 86.127,
    "l": 66.078
  },
  "oklch": {
    "l": 0.58366,
    "c": 0.20774,
    "h": 275.4
  },
  "luminance": 0.18353
}

Semantic roles & 50–950 ramp

primary

#5E66F3

secondary

#EFECBE

accent

#D703E3

background

#FAF8FF

surface

#F4F0FF

border

#CECBD7

text

#0F0D17

muted

#7F7D85

Preview Lab

Preview with #5E66F3

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

Preview Lab → · Contrast checker → · Palette generator →