#5A55CC#5A55CC

#5A55CC is a mid, vivid blue. Relative luminance 0.130; OKLCH L 52.1% C 0.179 H 280.1°. Best body text is #FFFFFF at 5.82:1 contrast (WCAG AA passes).

Color values

HEX	#5A55CC
RGB	rgb(90, 85, 204)
HSL	hsl(243, 54%, 57%)
HSV	hsv(243, 58%, 80%)
CMYK	cmyk(55.9%, 58.3%, 0%, 20%)
CIE-LAB	lab(42.81, 35.56, -61.35)
CIE-LCH	lch(42.81, 70.91, 300.10°)
OKLab	oklab(52.14% 0.0313 -0.176)
OKLCH	oklch(52.14% 0.179 280.1)
XYZ	xyz(18.3606, 13.0291, 58.6624)
Luminance	0.1303 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5A55CC #C7CC55

analogous

#558CCC #5A55CC #9655CC

triadic

#5A55CC #CC5A55 #55CC5A

tetradic

#5A55CC #CC558C #C7CC55 #55CC96

square

#5A55CC #CC558C #C7CC55 #55CC96

split-complementary

#5A55CC #CC9655 #8CCC55

monochromatic

#2A2680 #3A35AF #5A55CC #8884DA #B5B3E8

Accessibility & contrast

On white

5.82

#5A55CC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.61

#5A55CC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5A55CC

5.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5A55CC	#FFFFFF	#000000	##FFFFFF
##5A55CC	1.00	5.82	3.61	5.82
#FFFFFF	5.82	1.00	21.00	1.00
#000000	3.61	21.00	1.00	21.00
##FFFFFF	5.82	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006AD0

Deuteranopia (green-blind)

#0061CA

Tritanopia (blue-blind)

#1F7188

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #5a55cc;
/* rgb */ color: rgb(90, 85, 204);
/* oklch */ color: oklch(52.1% 0.179 280.1);

Tailwind

colors: {
  custom: {
    50: '#9285dc',
    500: '#5a55cc',
    950: '#000000',
  },
}

SCSS

$custom: #5a55cc;
$custom-light: #9285dc;
$custom-dark: #000000;

JSON

{
  "hex": "#5a55cc",
  "rgb": {
    "r": 90,
    "g": 85,
    "b": 204
  },
  "hsl": {
    "h": 242.521,
    "s": 53.846,
    "l": 56.667
  },
  "oklch": {
    "l": 0.52144,
    "c": 0.17874,
    "h": 280.1
  },
  "luminance": 0.1303
}

Semantic roles & 50–950 ramp

primary

#5A55CC

secondary

#D5D7A6

accent

#DD4BD7

background

#F9F8FD

surface

#F2EFFB

border

#CCCAD4

text

#0E0B15

muted

#7E7C83

Preview Lab

Preview with #5A55CC

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

Preview Lab → · Contrast checker → · Palette generator →