#5F66F7#5F66F7

#5F66F7 is a mid, highly saturated blue. Relative luminance 0.187; OKLCH L 58.7% C 0.213 H 275.6°. Best body text is #000000 at 4.73:1 contrast (WCAG AA passes).

Color values

HEX	#5F66F7
RGB	rgb(95, 102, 247)
HSL	hsl(237, 90%, 67%)
HSV	hsv(237, 62%, 97%)
CMYK	cmyk(61.5%, 58.7%, 0%, 3.1%)
CIE-LAB	lab(50.27, 39.96, -73.57)
CIE-LCH	lch(50.27, 83.72, 298.51°)
OKLab	oklab(58.74% 0.0207 -0.2116)
OKLCH	oklch(58.74% 0.213 275.6)
XYZ	xyz(26.2537, 18.6489, 90.1937)
Luminance	0.1865 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5F66F7 #F7F05F

analogous

#5FB2F7 #5F66F7 #A45FF7

triadic

#5F66F7 #F75F66 #66F75F

tetradic

#5F66F7 #F75FB2 #F7F05F #5FF7A4

square

#5F66F7 #F75FB2 #F7F05F #5FF7A4

split-complementary

#5F66F7 #F7A45F #B2F75F

monochromatic

#0A14D1 #252EF4 #5F66F7 #999EFA #D4D5FD

Accessibility & contrast

On white

4.44

#5F66F7 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.73

#5F66F7 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5F66F7

4.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5F66F7	#FFFFFF	#000000	##000000
##5F66F7	1.00	4.44	4.73	4.73
#FFFFFF	4.44	1.00	21.00	21.00
#000000	4.73	21.00	1.00	1.00
##000000	4.73	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#007EFC

Deuteranopia (green-blind)

#0071F4

Tritanopia (blue-blind)

#0089A5

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #5f66f7;
/* rgb */ color: rgb(95, 102, 247);
/* oklch */ color: oklch(58.7% 0.213 275.6);

Tailwind

colors: {
  custom: {
    50: '#9b91fb',
    500: '#5f66f7',
    950: '#000000',
  },
}

SCSS

$custom: #5f66f7;
$custom-light: #9b91fb;
$custom-dark: #000000;

JSON

{
  "hex": "#5f66f7",
  "rgb": {
    "r": 95,
    "g": 102,
    "b": 247
  },
  "hsl": {
    "h": 237.237,
    "s": 90.476,
    "l": 67.059
  },
  "oklch": {
    "l": 0.58736,
    "c": 0.21265,
    "h": 275.6
  },
  "luminance": 0.18651
}

Semantic roles & 50–950 ramp

primary

#5F66F7

secondary

#F1EFC1

accent

#DB00E6

background

#FAF8FF

surface

#F4F0FF

border

#CECBD7

text

#0F0D17

muted

#7F7D85

Preview Lab

Preview with #5F66F7

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

Preview Lab → · Contrast checker → · Palette generator →