#5F66CE#5F66CE

#5F66CE is a mid, vivid blue. Relative luminance 0.164; OKLCH L 55.8% C 0.158 H 277.1°. Best body text is #FFFFFF at 4.91:1 contrast (WCAG AA passes).

Color values

HEX	#5F66CE
RGB	rgb(95, 102, 206)
HSL	hsl(236, 53%, 59%)
HSV	hsv(236, 54%, 81%)
CMYK	cmyk(53.9%, 50.5%, 0%, 19.2%)
CIE-LAB	lab(47.48, 26.74, -54.93)
CIE-LCH	lch(47.48, 61.10, 295.96°)
OKLab	oklab(55.77% 0.0195 -0.1568)
OKLCH	oklch(55.77% 0.158 277.1)
XYZ	xyz(20.6077, 16.3905, 60.4583)
Luminance	0.1639 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5F66CE #CEC75F

analogous

#5F9ECE #5F66CE #905FCE

triadic

#5F66CE #CE5F66 #66CE5F

tetradic

#5F66CE #CE5F9E #CEC75F #5FCE90

square

#5F66CE #CE5F9E #CEC75F #5FCE90

split-complementary

#5F66CE #CE905F #9ECE5F

monochromatic

#2A3089 #3840B8 #5F66CE #8E93DC #BDC0EB

Accessibility & contrast

On white

4.91

#5F66CE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.28

#5F66CE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5F66CE

4.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5F66CE	#FFFFFF	#000000	##FFFFFF
##5F66CE	1.00	4.91	4.28	4.91
#FFFFFF	4.91	1.00	21.00	1.00
#000000	4.28	21.00	1.00	21.00
##FFFFFF	4.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3175D2

Deuteranopia (green-blind)

#226CCC

Tritanopia (blue-blind)

#2A7D90

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #5f66ce;
/* rgb */ color: rgb(95, 102, 206);
/* oklch */ color: oklch(55.8% 0.158 277.1);

Tailwind

colors: {
  custom: {
    50: '#9491de',
    500: '#5f66ce',
    950: '#000000',
  },
}

SCSS

$custom: #5f66ce;
$custom-light: #9491de;
$custom-dark: #000000;

JSON

{
  "hex": "#5f66ce",
  "rgb": {
    "r": 95,
    "g": 102,
    "b": 206
  },
  "hsl": {
    "h": 236.216,
    "s": 53.11,
    "l": 59.02
  },
  "oklch": {
    "l": 0.55768,
    "c": 0.15803,
    "h": 277.1
  },
  "luminance": 0.16392
}

Semantic roles & 50–950 ramp

primary

#5F66CE

secondary

#DAD7AF

accent

#D34BDD

background

#F9F8FD

surface

#F2F0FB

border

#CCCBD4

text

#0E0C15

muted

#7E7D83

Preview Lab

Preview with #5F66CE

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

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