#6553DB#6553DB

#6553DB is a mid, vivid blue. Relative luminance 0.141; OKLCH L 53.8% C 0.199 H 283.5°. Best body text is #FFFFFF at 5.51:1 contrast (WCAG AA passes).

Color values

HEX	#6553DB
RGB	rgb(101, 83, 219)
HSL	hsl(248, 65%, 59%)
HSV	hsv(248, 62%, 86%)
CMYK	cmyk(53.9%, 62.1%, 0%, 14.1%)
CIE-LAB	lab(44.33, 43.39, -67.44)
CIE-LCH	lch(44.33, 80.20, 302.76°)
OKLab	oklab(53.83% 0.0464 -0.1936)
OKLCH	oklch(53.83% 0.199 283.5)
XYZ	xyz(21.2424, 14.0665, 68.5999)
Luminance	0.1407 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6553DB #C9DB53

analogous

#5385DB #6553DB #A953DB

triadic

#6553DB #DB6553 #53DB65

tetradic

#6553DB #DB5385 #C9DB53 #53DBA9

square

#6553DB #DB5385 #C9DB53 #53DBA9

split-complementary

#6553DB #DBA953 #85DB53

monochromatic

#2F1F95 #3F2AC7 #6553DB #9286E6 #C0B8F0

Accessibility & contrast

On white

5.51

#6553DB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.81

#6553DB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #6553DB

5.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6553DB	#FFFFFF	#000000	##FFFFFF
##6553DB	1.00	5.51	3.81	5.51
#FFFFFF	5.51	1.00	21.00	1.00
#000000	3.81	21.00	1.00	21.00
##FFFFFF	5.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006DDF

Deuteranopia (green-blind)

#0064D8

Tritanopia (blue-blind)

#30748F

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #6553db;
/* rgb */ color: rgb(101, 83, 219);
/* oklch */ color: oklch(53.8% 0.199 283.5);

Tailwind

colors: {
  custom: {
    50: '#9b84e7',
    500: '#6553db',
    950: '#000000',
  },
}

SCSS

$custom: #6553db;
$custom-light: #9b84e7;
$custom-dark: #000000;

JSON

{
  "hex": "#6553db",
  "rgb": {
    "r": 101,
    "g": 83,
    "b": 219
  },
  "hsl": {
    "h": 247.941,
    "s": 65.385,
    "l": 59.216
  },
  "oklch": {
    "l": 0.53827,
    "c": 0.19905,
    "h": 283.5
  },
  "luminance": 0.14068
}

Semantic roles & 50–950 ramp

primary

#6553DB

secondary

#D8DFAA

accent

#E83FD2

background

#FAF8FE

surface

#F4EFFD

border

#CECAD5

text

#0F0B16

muted

#7F7C84

Preview Lab

Preview with #6553DB

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

Preview Lab → · Contrast checker → · Palette generator →