#5B54E3#5B54E3

#5B54E3 is a mid, highly saturated blue. Relative luminance 0.141; OKLCH L 53.9% C 0.210 H 278.9°. Best body text is #FFFFFF at 5.49:1 contrast (WCAG AA passes).

Color values

HEX	#5B54E3
RGB	rgb(91, 84, 227)
HSL	hsl(243, 72%, 61%)
HSV	hsv(243, 63%, 89%)
CMYK	cmyk(59.9%, 63%, 0%, 11%)
CIE-LAB	lab(44.39, 43.62, -71.92)
CIE-LCH	lch(44.39, 84.12, 301.24°)
OKLab	oklab(53.87% 0.0323 -0.207)
OKLCH	oklch(53.87% 0.21 278.9)
XYZ	xyz(21.3454, 14.1093, 74.2567)
Luminance	0.1411 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B54E3 #DCE354

analogous

#5494E3 #5B54E3 #A254E3

triadic

#5B54E3 #E35B54 #54E35B

tetradic

#5B54E3 #E35494 #DCE354 #54E3A2

square

#5B54E3 #E35494 #DCE354 #54E3A2

split-complementary

#5B54E3 #E3A254 #94E354

monochromatic

#211BA2 #2C23D7 #5B54E3 #8D89EC #C0BDF4

Accessibility & contrast

On white

5.49

#5B54E3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.82

#5B54E3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5B54E3

5.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B54E3	#FFFFFF	#000000	##FFFFFF
##5B54E3	1.00	5.49	3.82	5.49
#FFFFFF	5.49	1.00	21.00	1.00
#000000	3.82	21.00	1.00	21.00
##FFFFFF	5.49	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006FE8

Deuteranopia (green-blind)

#0063E0

Tritanopia (blue-blind)

#007894

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #5b54e3;
/* rgb */ color: rgb(91, 84, 227);
/* oklch */ color: oklch(53.9% 0.210 278.9);

Tailwind

colors: {
  custom: {
    50: '#9785ed',
    500: '#5b54e3',
    950: '#000000',
  },
}

SCSS

$custom: #5b54e3;
$custom-light: #9785ed;
$custom-dark: #000000;

JSON

{
  "hex": "#5b54e3",
  "rgb": {
    "r": 91,
    "g": 84,
    "b": 227
  },
  "hsl": {
    "h": 242.937,
    "s": 71.859,
    "l": 60.98
  },
  "oklch": {
    "l": 0.53869,
    "c": 0.20955,
    "h": 278.9
  },
  "luminance": 0.14111
}

Semantic roles & 50–950 ramp

primary

#5B54E3

secondary

#E2E4AE

accent

#D412CA

background

#FAF8FE

surface

#F3EFFD

border

#CDCAD5

text

#0F0B16

muted

#7F7C84

Preview Lab

Preview with #5B54E3

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

Preview Lab → · Contrast checker → · Palette generator →