#5966CE#5966CE

#5966CE is a mid, vivid blue. Relative luminance 0.161; OKLCH L 55.4% C 0.159 H 274.6°. Best body text is #FFFFFF at 4.98:1 contrast (WCAG AA passes).

Color values

HEX	#5966CE
RGB	rgb(89, 102, 206)
HSL	hsl(233, 54%, 58%)
HSV	hsv(233, 57%, 81%)
CMYK	cmyk(56.8%, 50.5%, 0%, 19.2%)
CIE-LAB	lab(47.08, 25.53, -55.60)
CIE-LCH	lch(47.08, 61.18, 294.67°)
OKLab	oklab(55.36% 0.0128 -0.1589)
OKLCH	oklch(55.36% 0.159 274.6)
XYZ	xyz(20.0082, 16.0814, 60.4302)
Luminance	0.1608 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5966CE #CEC159

analogous

#59A1CE #5966CE #8659CE

triadic

#5966CE #CE5966 #66CE59

tetradic

#5966CE #CE59A1 #CEC159 #59CE86

square

#5966CE #CE59A1 #CEC159 #59CE86

split-complementary

#5966CE #CE8659 #A1CE59

monochromatic

#273285 #3543B5 #5966CE #8892DC #B8BDEA

Accessibility & contrast

On white

4.98

#5966CE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.22

#5966CE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5966CE

4.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5966CE	#FFFFFF	#000000	##FFFFFF
##5966CE	1.00	4.98	4.22	4.98
#FFFFFF	4.98	1.00	21.00	1.00
#000000	4.22	21.00	1.00	21.00
##FFFFFF	4.98	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2F75D2

Deuteranopia (green-blind)

#1A6BCC

Tritanopia (blue-blind)

#0F7E90

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #5966ce;
/* rgb */ color: rgb(89, 102, 206);
/* oklch */ color: oklch(55.4% 0.159 274.6);

Tailwind

colors: {
  custom: {
    50: '#9191de',
    500: '#5966ce',
    950: '#000000',
  },
}

SCSS

$custom: #5966ce;
$custom-light: #9191de;
$custom-dark: #000000;

JSON

{
  "hex": "#5966ce",
  "rgb": {
    "r": 89,
    "g": 102,
    "b": 206
  },
  "hsl": {
    "h": 233.333,
    "s": 54.419,
    "l": 57.843
  },
  "oklch": {
    "l": 0.55362,
    "c": 0.15945,
    "h": 274.6
  },
  "luminance": 0.16083
}

Semantic roles & 50–950 ramp

primary

#5966CE

secondary

#D9D4AA

accent

#CD4ADE

background

#F9F8FD

surface

#F2F0FB

border

#CCCBD4

text

#0E0C15

muted

#7E7D83

Preview Lab

Preview with #5966CE

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

Preview Lab → · Contrast checker → · Palette generator →