#6557DF#6557DF

#6557DF is a mid, vivid blue. Relative luminance 0.149; OKLCH L 54.8% C 0.199 H 282.3°. Best body text is #FFFFFF at 5.27:1 contrast (WCAG AA passes).

Color values

HEX	#6557DF
RGB	rgb(101, 87, 223)
HSL	hsl(246, 68%, 61%)
HSV	hsv(246, 61%, 87%)
CMYK	cmyk(54.7%, 61%, 0%, 12.5%)
CIE-LAB	lab(45.51, 42.28, -67.80)
CIE-LCH	lch(45.51, 79.90, 301.95°)
OKLab	oklab(54.78% 0.0423 -0.1946)
OKLCH	oklch(54.78% 0.199 282.3)
XYZ	xyz(22.0902, 14.9095, 71.5115)
Luminance	0.1491 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6557DF #D1DF57

analogous

#578DDF #6557DF #A957DF

triadic

#6557DF #DF6557 #57DF65

tetradic

#6557DF #DF578D #D1DF57 #57DFA9

square

#6557DF #DF578D #D1DF57 #57DFA9

split-complementary

#6557DF #DFA957 #8DDF57

monochromatic

#2B1E9E #3928D1 #6557DF #948AE9 #C3BEF3

Accessibility & contrast

On white

5.27

#6557DF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.98

#6557DF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #6557DF

5.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6557DF	#FFFFFF	#000000	##FFFFFF
##6557DF	1.00	5.27	3.98	5.27
#FFFFFF	5.27	1.00	21.00	1.00
#000000	3.98	21.00	1.00	21.00
##FFFFFF	5.27	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0070E3

Deuteranopia (green-blind)

#0067DC

Tritanopia (blue-blind)

#2B7893

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #6557df;
/* rgb */ color: rgb(101, 87, 223);
/* oklch */ color: oklch(54.8% 0.199 282.3);

Tailwind

colors: {
  custom: {
    50: '#9b87ea',
    500: '#6557df',
    950: '#000000',
  },
}

SCSS

$custom: #6557df;
$custom-light: #9b87ea;
$custom-dark: #000000;

JSON

{
  "hex": "#6557df",
  "rgb": {
    "r": 101,
    "g": 87,
    "b": 223
  },
  "hsl": {
    "h": 246.176,
    "s": 68,
    "l": 60.784
  },
  "oklch": {
    "l": 0.54784,
    "c": 0.19915,
    "h": 282.3
  },
  "luminance": 0.14911
}

Semantic roles & 50–950 ramp

primary

#6557DF

secondary

#DDE3AF

accent

#D016BD

background

#FAF8FE

surface

#F4EFFD

border

#CECAD5

text

#0F0B16

muted

#7F7C84

Preview Lab

Preview with #6557DF

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

Preview Lab → · Contrast checker → · Palette generator →