#6655CD#6655CD

#6655CD is a mid, vivid blue. Relative luminance 0.137; OKLCH L 53.2% C 0.178 H 285.0°. Best body text is #FFFFFF at 5.61:1 contrast (WCAG AA passes).

Color values

HEX	#6655CD
RGB	rgb(102, 85, 205)
HSL	hsl(249, 55%, 57%)
HSV	hsv(249, 59%, 80%)
CMYK	cmyk(50.2%, 58.5%, 0%, 19.6%)
CIE-LAB	lab(43.84, 38.19, -60.20)
CIE-LCH	lch(43.84, 71.29, 302.39°)
OKLab	oklab(53.17% 0.0463 -0.1723)
OKLCH	oklch(53.17% 0.178 285)
XYZ	xyz(19.7442, 13.7286, 59.3553)
Luminance	0.1373 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6655CD #BCCD55

analogous

#5580CD #6655CD #A255CD

triadic

#6655CD #CD6655 #55CD66

tetradic

#6655CD #CD5580 #BCCD55 #55CDA2

square

#6655CD #CD5580 #BCCD55 #55CDA2

split-complementary

#6655CD #CDA255 #80CD55

monochromatic

#332682 #4634B1 #6655CD #9184DB #BBB4E9

Accessibility & contrast

On white

5.61

#6655CD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.75

#6655CD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #6655CD

5.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6655CD	#FFFFFF	#000000	##FFFFFF
##6655CD	1.00	5.61	3.75	5.61
#FFFFFF	5.61	1.00	21.00	1.00
#000000	3.75	21.00	1.00	21.00
##FFFFFF	5.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006BD1

Deuteranopia (green-blind)

#0064CA

Tritanopia (blue-blind)

#407189

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #6655cd;
/* rgb */ color: rgb(102, 85, 205);
/* oklch */ color: oklch(53.2% 0.178 285.0);

Tailwind

colors: {
  custom: {
    50: '#9985dd',
    500: '#6655cd',
    950: '#000000',
  },
}

SCSS

$custom: #6655cd;
$custom-light: #9985dd;
$custom-dark: #000000;

JSON

{
  "hex": "#6655cd",
  "rgb": {
    "r": 102,
    "g": 85,
    "b": 205
  },
  "hsl": {
    "h": 248.5,
    "s": 54.545,
    "l": 56.863
  },
  "oklch": {
    "l": 0.5317,
    "c": 0.17837,
    "h": 285
  },
  "luminance": 0.1373
}

Semantic roles & 50–950 ramp

primary

#6655CD

secondary

#D0D7A6

accent

#DE4AC9

background

#F9F8FD

surface

#F2EFFB

border

#CCCAD4

text

#0F0B15

muted

#7E7C83

Preview Lab

Preview with #6655CD

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

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