#6556CA#6556CA

#6556CA is a mid, vivid blue. Relative luminance 0.137; OKLCH L 53.0% C 0.173 H 284.7°. Best body text is #FFFFFF at 5.62:1 contrast (WCAG AA passes).

Color values

HEX	#6556CA
RGB	rgb(101, 86, 202)
HSL	hsl(248, 52%, 56%)
HSV	hsv(248, 57%, 79%)
CMYK	cmyk(50%, 57.4%, 0%, 20.8%)
CIE-LAB	lab(43.78, 36.48, -58.58)
CIE-LCH	lch(43.78, 69.01, 301.91°)
OKLab	oklab(53.04% 0.044 -0.1675)
OKLCH	oklch(53.04% 0.173 284.7)
XYZ	xyz(19.3521, 13.6856, 57.4875)
Luminance	0.1369 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6556CA #BBCA56

analogous

#5681CA #6556CA #9F56CA

triadic

#6556CA #CA6556 #56CA65

tetradic

#6556CA #CA5681 #BBCA56 #56CA9F

square

#6556CA #CA5681 #BBCA56 #56CA9F

split-complementary

#6556CA #CA9F56 #81CA56

monochromatic

#33287E #4536AD #6556CA #8F85D9 #BAB3E7

Accessibility & contrast

On white

5.62

#6556CA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.74

#6556CA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #6556CA

5.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6556CA	#FFFFFF	#000000	##FFFFFF
##6556CA	1.00	5.62	3.74	5.62
#FFFFFF	5.62	1.00	21.00	1.00
#000000	3.74	21.00	1.00	21.00
##FFFFFF	5.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006BCE

Deuteranopia (green-blind)

#0064C8

Tritanopia (blue-blind)

#407188

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #6556ca;
/* rgb */ color: rgb(101, 86, 202);
/* oklch */ color: oklch(53.0% 0.173 284.7);

Tailwind

colors: {
  custom: {
    50: '#9886db',
    500: '#6556ca',
    950: '#000000',
  },
}

SCSS

$custom: #6556ca;
$custom-light: #9886db;
$custom-dark: #000000;

JSON

{
  "hex": "#6556ca",
  "rgb": {
    "r": 101,
    "g": 86,
    "b": 202
  },
  "hsl": {
    "h": 247.759,
    "s": 52.252,
    "l": 56.471
  },
  "oklch": {
    "l": 0.53037,
    "c": 0.17319,
    "h": 284.7
  },
  "luminance": 0.13687
}

Semantic roles & 50–950 ramp

primary

#6556CA

secondary

#D0D6A6

accent

#DC4CC9

background

#F9F8FD

surface

#F2EFFB

border

#CCCAD4

text

#0E0B15

muted

#7E7C83

Preview Lab

Preview with #6556CA

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

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