#5543DB#5543DB

#5543DB is a mid, highly saturated blue. Relative luminance 0.111; OKLCH L 50.1% C 0.220 H 280.3°. Best body text is #FFFFFF at 6.54:1 contrast (WCAG AA passes).

Color values

HEX	#5543DB
RGB	rgb(85, 67, 219)
HSL	hsl(247, 68%, 56%)
HSV	hsv(247, 69%, 86%)
CMYK	cmyk(61.2%, 69.4%, 0%, 14.1%)
CIE-LAB	lab(39.68, 49.96, -75.09)
CIE-LCH	lch(39.68, 90.19, 303.63°)
OKLab	oklab(50.14% 0.0392 -0.2165)
OKLCH	oklch(50.14% 0.22 280.3)
XYZ	xyz(18.5356, 11.0587, 68.1619)
Luminance	0.1106 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5543DB #C9DB43

analogous

#437DDB #5543DB #A143DB

triadic

#5543DB #DB5543 #43DB55

tetradic

#5543DB #DB437D #C9DB43 #43DBA1

square

#5543DB #DB437D #C9DB43 #43DBA1

split-complementary

#5543DB #DBA143 #7DDB43

monochromatic

#271A89 #3624BD #5543DB #8376E5 #B2AAEF

Accessibility & contrast

On white

6.54

#5543DB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.21

#5543DB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5543DB

6.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5543DB	#FFFFFF	#000000	##FFFFFF
##5543DB	1.00	6.54	3.21	6.54
#FFFFFF	6.54	1.00	21.00	1.00
#000000	3.21	21.00	1.00	21.00
##FFFFFF	6.54	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0063E0

Deuteranopia (green-blind)

#0058D8

Tritanopia (blue-blind)

#006C8A

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #5543db;
/* rgb */ color: rgb(85, 67, 219);
/* oklch */ color: oklch(50.1% 0.220 280.3);

Tailwind

colors: {
  custom: {
    50: '#9379e7',
    500: '#5543db',
    950: '#000000',
  },
}

SCSS

$custom: #5543db;
$custom-light: #9379e7;
$custom-dark: #000000;

JSON

{
  "hex": "#5543db",
  "rgb": {
    "r": 85,
    "g": 67,
    "b": 219
  },
  "hsl": {
    "h": 247.105,
    "s": 67.857,
    "l": 56.078
  },
  "oklch": {
    "l": 0.50144,
    "c": 0.22003,
    "h": 280.3
  },
  "luminance": 0.1106
}

Semantic roles & 50–950 ramp

primary

#5543DB

secondary

#D5DC9E

accent

#EB3DD6

background

#F9F7FE

surface

#F2EDFD

border

#CCC8D5

text

#0F0916

muted

#7E7B84

Preview Lab

Preview with #5543DB

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

Preview Lab → · Contrast checker → · Palette generator →