#5A55BC#5A55BC

#5A55BC is a mid, vivid blue. Relative luminance 0.123; OKLCH L 51.0% C 0.157 H 281.4°. Best body text is #FFFFFF at 6.07:1 contrast (WCAG AA passes).

Color values

HEX	#5A55BC
RGB	rgb(90, 85, 188)
HSL	hsl(243, 43%, 54%)
HSV	hsv(243, 55%, 74%)
CMYK	cmyk(52.1%, 54.8%, 0%, 26.3%)
CIE-LAB	lab(41.69, 30.48, -53.87)
CIE-LCH	lch(41.69, 61.90, 299.50°)
OKLab	oklab(50.96% 0.0312 -0.154)
OKLCH	oklch(50.96% 0.157 281.4)
XYZ	xyz(16.5393, 12.3006, 49.0699)
Luminance	0.1230 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5A55BC #B7BC55

analogous

#5583BC #5A55BC #8D55BC

triadic

#5A55BC #BC5A55 #55BC5A

tetradic

#5A55BC #BC5583 #B7BC55 #55BC8D

square

#5A55BC #BC5583 #B7BC55 #55BC8D

split-complementary

#5A55BC #BC8D55 #83BC55

monochromatic

#2E2B6C #403C98 #5A55BC #8581CD #AFADDF

Accessibility & contrast

On white

6.07

#5A55BC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.46

#5A55BC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5A55BC

6.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5A55BC	#FFFFFF	#000000	##FFFFFF
##5A55BC	1.00	6.07	3.46	6.07
#FFFFFF	6.07	1.00	21.00	1.00
#000000	3.46	21.00	1.00	21.00
##FFFFFF	6.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1666C0

Deuteranopia (green-blind)

#045FBA

Tritanopia (blue-blind)

#326C80

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #5a55bc;
/* rgb */ color: rgb(90, 85, 188);
/* oklch */ color: oklch(51.0% 0.157 281.4);

Tailwind

colors: {
  custom: {
    50: '#9085d1',
    500: '#5a55bc',
    950: '#000000',
  },
}

SCSS

$custom: #5a55bc;
$custom-light: #9085d1;
$custom-dark: #000000;

JSON

{
  "hex": "#5a55bc",
  "rgb": {
    "r": 90,
    "g": 85,
    "b": 188
  },
  "hsl": {
    "h": 242.913,
    "s": 43.46,
    "l": 53.529
  },
  "oklch": {
    "l": 0.50961,
    "c": 0.1571,
    "h": 281.4
  },
  "luminance": 0.12301
}

Semantic roles & 50–950 ramp

primary

#5A55BC

secondary

#CACCA0

accent

#D355CD

background

#F9F8FC

surface

#F2EFF9

border

#CCCAD2

text

#0D0B14

muted

#7E7C82

Preview Lab

Preview with #5A55BC

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

Preview Lab → · Contrast checker → · Palette generator →