#5663B2#5663B2

#5663B2 is a mid, vivid blue. Relative luminance 0.141; OKLCH L 52.7% C 0.124 H 274.3°. Best body text is #FFFFFF at 5.49:1 contrast (WCAG AA passes).

Color values

HEX	#5663B2
RGB	rgb(86, 99, 178)
HSL	hsl(232, 37%, 52%)
HSV	hsv(232, 52%, 70%)
CMYK	cmyk(51.7%, 44.4%, 0%, 30.2%)
CIE-LAB	lab(44.40, 17.64, -43.70)
CIE-LCH	lch(44.40, 47.13, 291.98°)
OKLab	oklab(52.73% 0.0093 -0.1241)
OKLCH	oklch(52.73% 0.124 274.3)
XYZ	xyz(16.3329, 14.1154, 43.9748)
Luminance	0.1412 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5663B2 #B2A556

analogous

#5691B2 #5663B2 #7756B2

triadic

#5663B2 #B25663 #63B256

tetradic

#5663B2 #B25691 #B2A556 #56B277

square

#5663B2 #B25691 #B2A556 #56B277

split-complementary

#5663B2 #B27756 #91B256

monochromatic

#2C3461 #3F4A8B #5663B2 #808AC5 #AAB1D8

Accessibility & contrast

On white

5.49

#5663B2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.82

#5663B2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5663B2

5.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5663B2	#FFFFFF	#000000	##FFFFFF
##5663B2	1.00	5.49	3.82	5.49
#FFFFFF	5.49	1.00	21.00	1.00
#000000	3.82	21.00	1.00	21.00
##FFFFFF	5.49	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#426DB5

Deuteranopia (green-blind)

#3865B0

Tritanopia (blue-blind)

#2E7482

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #5663b2;
/* rgb */ color: rgb(86, 99, 178);
/* oklch */ color: oklch(52.7% 0.124 274.3);

Tailwind

colors: {
  custom: {
    50: '#8c8fc9',
    500: '#5663b2',
    950: '#000000',
  },
}

SCSS

$custom: #5663b2;
$custom-light: #8c8fc9;
$custom-dark: #000000;

JSON

{
  "hex": "#5663b2",
  "rgb": {
    "r": 86,
    "g": 99,
    "b": 178
  },
  "hsl": {
    "h": 231.522,
    "s": 37.398,
    "l": 51.765
  },
  "oklch": {
    "l": 0.52729,
    "c": 0.12444,
    "h": 274.3
  },
  "luminance": 0.14116
}

Semantic roles & 50–950 ramp

primary

#5663B2

secondary

#C6C09E

accent

#BD5ACD

background

#F8F8FC

surface

#F0F0F8

border

#CBCBD1

text

#0C0C13

muted

#7D7D82

Preview Lab

Preview with #5663B2

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

Preview Lab → · Contrast checker → · Palette generator →