#5663AF#5663AF

#5663AF is a mid, vivid blue. Relative luminance 0.140; OKLCH L 52.5% C 0.120 H 274.2°. Best body text is #FFFFFF at 5.53:1 contrast (WCAG AA passes).

Color values

HEX	#5663AF
RGB	rgb(86, 99, 175)
HSL	hsl(231, 36%, 51%)
HSV	hsv(231, 51%, 69%)
CMYK	cmyk(50.9%, 43.4%, 0%, 31.4%)
CIE-LAB	lab(44.23, 16.68, -42.21)
CIE-LCH	lch(44.23, 45.39, 291.56°)
OKLab	oklab(52.54% 0.0088 -0.1197)
OKLCH	oklch(52.54% 0.12 274.2)
XYZ	xyz(16.0350, 13.9963, 42.4057)
Luminance	0.1400 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5663AF #AFA256

analogous

#568FAF #5663AF #7556AF

triadic

#5663AF #AF5663 #63AF56

tetradic

#5663AF #AF568F #AFA256 #56AF75

square

#5663AF #AF568F #AFA256 #56AF75

split-complementary

#5663AF #AF7556 #8FAF56

monochromatic

#2D345E #404B88 #5663AF #8089C3 #A9B0D6

Accessibility & contrast

On white

5.53

#5663AF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.80

#5663AF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5663AF

5.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5663AF	#FFFFFF	#000000	##FFFFFF
##5663AF	1.00	5.53	3.80	5.53
#FFFFFF	5.53	1.00	21.00	1.00
#000000	3.80	21.00	1.00	21.00
##FFFFFF	5.53	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#446CB2

Deuteranopia (green-blind)

#3B65AD

Tritanopia (blue-blind)

#317380

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #5663af;
/* rgb */ color: rgb(86, 99, 175);
/* oklch */ color: oklch(52.5% 0.120 274.2);

Tailwind

colors: {
  custom: {
    50: '#8b8fc7',
    500: '#5663af',
    950: '#000000',
  },
}

SCSS

$custom: #5663af;
$custom-light: #8b8fc7;
$custom-dark: #000000;

JSON

{
  "hex": "#5663af",
  "rgb": {
    "r": 86,
    "g": 99,
    "b": 175
  },
  "hsl": {
    "h": 231.236,
    "s": 35.743,
    "l": 51.176
  },
  "oklch": {
    "l": 0.52543,
    "c": 0.12007,
    "h": 274.2
  },
  "luminance": 0.13997
}

Semantic roles & 50–950 ramp

primary

#5663AF

secondary

#C4BE9D

accent

#BB5CCC

background

#F8F8FC

surface

#F0F0F8

border

#CBCBD1

text

#0C0C13

muted

#7D7D82

Preview Lab

Preview with #5663AF

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

Preview Lab → · Contrast checker → · Palette generator →