#6555DA#6555DA

#6555DA is a mid, vivid blue. Relative luminance 0.143; OKLCH L 54.1% C 0.195 H 283.2°. Best body text is #FFFFFF at 5.43:1 contrast (WCAG AA passes).

Color values

HEX	#6555DA
RGB	rgb(101, 85, 218)
HSL	hsl(247, 64%, 59%)
HSV	hsv(247, 61%, 85%)
CMYK	cmyk(53.7%, 61%, 0%, 14.5%)
CIE-LAB	lab(44.69, 41.93, -66.28)
CIE-LCH	lch(44.69, 78.42, 302.32°)
OKLab	oklab(54.07% 0.0445 -0.1901)
OKLCH	oklch(54.07% 0.195 283.2)
XYZ	xyz(21.2664, 14.3244, 67.9604)
Luminance	0.1433 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6555DA #CADA55

analogous

#5588DA #6555DA #A855DA

triadic

#6555DA #DA6555 #55DA65

tetradic

#6555DA #DA5588 #CADA55 #55DAA8

square

#6555DA #DA5588 #CADA55 #55DAA8

split-complementary

#6555DA #DAA855 #88DA55

monochromatic

#2E2094 #3E2BC7 #6555DA #9387E5 #C0BAF0

Accessibility & contrast

On white

5.43

#6555DA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.87

#6555DA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #6555DA

5.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6555DA	#FFFFFF	#000000	##FFFFFF
##6555DA	1.00	5.43	3.87	5.43
#FFFFFF	5.43	1.00	21.00	1.00
#000000	3.87	21.00	1.00	21.00
##FFFFFF	5.43	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006EDE

Deuteranopia (green-blind)

#0065D7

Tritanopia (blue-blind)

#31758F

Achromatopsia (no color)

#6A6A6A

Design tokens & code

CSS

--color: #6555da;
/* rgb */ color: rgb(101, 85, 218);
/* oklch */ color: oklch(54.1% 0.195 283.2);

Tailwind

colors: {
  custom: {
    50: '#9b86e6',
    500: '#6555da',
    950: '#000000',
  },
}

SCSS

$custom: #6555da;
$custom-light: #9b86e6;
$custom-dark: #000000;

JSON

{
  "hex": "#6555da",
  "rgb": {
    "r": 101,
    "g": 85,
    "b": 218
  },
  "hsl": {
    "h": 247.218,
    "s": 64.251,
    "l": 59.412
  },
  "oklch": {
    "l": 0.54071,
    "c": 0.19527,
    "h": 283.2
  },
  "luminance": 0.14326
}

Semantic roles & 50–950 ramp

primary

#6555DA

secondary

#D9DFAB

accent

#E741D3

background

#FAF8FE

surface

#F3EFFC

border

#CDCAD5

text

#0F0B16

muted

#7F7C84

Preview Lab

Preview with #6555DA

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

Preview Lab → · Contrast checker → · Palette generator →