#5A55CF#5A55CF

#5A55CF is a mid, vivid blue. Relative luminance 0.132; OKLCH L 52.4% C 0.183 H 279.8°. Best body text is #FFFFFF at 5.78:1 contrast (WCAG AA passes).

Color values

HEX	#5A55CF
RGB	rgb(90, 85, 207)
HSL	hsl(242, 56%, 57%)
HSV	hsv(242, 59%, 81%)
CMYK	cmyk(56.5%, 58.9%, 0%, 18.8%)
CIE-LAB	lab(43.02, 36.51, -62.72)
CIE-LCH	lch(43.02, 72.58, 300.20°)
OKLab	oklab(52.37% 0.0313 -0.18)
OKLCH	oklch(52.37% 0.183 279.8)
XYZ	xyz(18.7239, 13.1744, 60.5756)
Luminance	0.1318 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5A55CF #CACF55

analogous

#558DCF #5A55CF #9755CF

triadic

#5A55CF #CF5A55 #55CF5A

tetradic

#5A55CF #CF558D #CACF55 #55CF97

square

#5A55CF #CF558D #CACF55 #55CF97

split-complementary

#5A55CF #CF9755 #8DCF55

monochromatic

#292584 #3833B4 #5A55CF #8885DC #B7B4EA

Accessibility & contrast

On white

5.78

#5A55CF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.64

#5A55CF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5A55CF

5.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5A55CF	#FFFFFF	#000000	##FFFFFF
##5A55CF	1.00	5.78	3.64	5.78
#FFFFFF	5.78	1.00	21.00	1.00
#000000	3.64	21.00	1.00	21.00
##FFFFFF	5.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006AD3

Deuteranopia (green-blind)

#0061CD

Tritanopia (blue-blind)

#19728A

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #5a55cf;
/* rgb */ color: rgb(90, 85, 207);
/* oklch */ color: oklch(52.4% 0.183 279.8);

Tailwind

colors: {
  custom: {
    50: '#9385de',
    500: '#5a55cf',
    950: '#000000',
  },
}

SCSS

$custom: #5a55cf;
$custom-light: #9385de;
$custom-dark: #000000;

JSON

{
  "hex": "#5a55cf",
  "rgb": {
    "r": 90,
    "g": 85,
    "b": 207
  },
  "hsl": {
    "h": 242.459,
    "s": 55.963,
    "l": 57.255
  },
  "oklch": {
    "l": 0.52374,
    "c": 0.18271,
    "h": 279.8
  },
  "luminance": 0.13176
}

Semantic roles & 50–950 ramp

primary

#5A55CF

secondary

#D7D9A7

accent

#DF49D9

background

#F9F8FD

surface

#F2EFFB

border

#CCCAD4

text

#0E0B15

muted

#7E7C83

Preview Lab

Preview with #5A55CF

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

Preview Lab → · Contrast checker → · Palette generator →