#5A63BB#5A63BB

#5A63BB is a mid, vivid blue. Relative luminance 0.147; OKLCH L 53.6% C 0.136 H 276.4°. Best body text is #FFFFFF at 5.33:1 contrast (WCAG AA passes).

Color values

HEX	#5A63BB
RGB	rgb(90, 99, 187)
HSL	hsl(234, 42%, 54%)
HSV	hsv(234, 52%, 73%)
CMYK	cmyk(51.9%, 47.1%, 0%, 26.7%)
CIE-LAB	lab(45.20, 21.45, -47.65)
CIE-LCH	lch(45.20, 52.26, 294.23°)
OKLab	oklab(53.58% 0.0151 -0.1356)
OKLCH	oklch(53.58% 0.136 276.4)
XYZ	xyz(17.6451, 14.6841, 48.9086)
Luminance	0.1469 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5A63BB #BBB25A

analogous

#5A94BB #5A63BB #825ABB

triadic

#5A63BB #BB5A63 #63BB5A

tetradic

#5A63BB #BB5A94 #BBB25A #5ABB82

square

#5A63BB #BB5A94 #BBB25A #5ABB82

split-complementary

#5A63BB #BB825A #94BB5A

monochromatic

#2D336D #3F4799 #5A63BB #858CCD #B1B5DF

Accessibility & contrast

On white

5.33

#5A63BB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.94

#5A63BB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5A63BB

5.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5A63BB	#FFFFFF	#000000	##FFFFFF
##5A63BB	1.00	5.33	3.94	5.33
#FFFFFF	5.33	1.00	21.00	1.00
#000000	3.94	21.00	1.00	21.00
##FFFFFF	5.33	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3C6FBE

Deuteranopia (green-blind)

#3267B9

Tritanopia (blue-blind)

#307686

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #5a63bb;
/* rgb */ color: rgb(90, 99, 187);
/* oklch */ color: oklch(53.6% 0.136 276.4);

Tailwind

colors: {
  custom: {
    50: '#8f8fd0',
    500: '#5a63bb',
    950: '#000000',
  },
}

SCSS

$custom: #5a63bb;
$custom-light: #8f8fd0;
$custom-dark: #000000;

JSON

{
  "hex": "#5a63bb",
  "rgb": {
    "r": 90,
    "g": 99,
    "b": 187
  },
  "hsl": {
    "h": 234.433,
    "s": 41.631,
    "l": 54.314
  },
  "oklch": {
    "l": 0.53579,
    "c": 0.13644,
    "h": 276.4
  },
  "luminance": 0.14685
}

Semantic roles & 50–950 ramp

primary

#5A63BB

secondary

#CDC9A4

accent

#C656D1

background

#F9F8FC

surface

#F1F0F9

border

#CBCBD2

text

#0D0C14

muted

#7E7D82

Preview Lab

Preview with #5A63BB

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

Preview Lab → · Contrast checker → · Palette generator →