#6355CD#6355CD

#6355CD is a mid, vivid blue. Relative luminance 0.136; OKLCH L 52.9% C 0.179 H 283.8°. Best body text is #FFFFFF at 5.66:1 contrast (WCAG AA passes).

Color values

HEX	#6355CD
RGB	rgb(99, 85, 205)
HSL	hsl(247, 55%, 57%)
HSV	hsv(247, 59%, 80%)
CMYK	cmyk(51.7%, 58.5%, 0%, 19.6%)
CIE-LAB	lab(43.59, 37.59, -60.62)
CIE-LCH	lch(43.59, 71.33, 301.80°)
OKLab	oklab(52.92% 0.0425 -0.1736)
OKLCH	oklch(52.92% 0.179 283.8)
XYZ	xyz(19.4102, 13.5564, 59.3396)
Luminance	0.1356 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6355CD #BFCD55

analogous

#5583CD #6355CD #9F55CD

triadic

#6355CD #CD6355 #55CD63

tetradic

#6355CD #CD5583 #BFCD55 #55CD9F

square

#6355CD #CD5583 #BFCD55 #55CD9F

split-complementary

#6355CD #CD9F55 #83CD55

monochromatic

#312682 #4334B1 #6355CD #8E84DB #BAB4E9

Accessibility & contrast

On white

5.66

#6355CD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.71

#6355CD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #6355CD

5.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6355CD	#FFFFFF	#000000	##FFFFFF
##6355CD	1.00	5.66	3.71	5.66
#FFFFFF	5.66	1.00	21.00	1.00
#000000	3.71	21.00	1.00	21.00
##FFFFFF	5.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006BD1

Deuteranopia (green-blind)

#0063CB

Tritanopia (blue-blind)

#397189

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #6355cd;
/* rgb */ color: rgb(99, 85, 205);
/* oklch */ color: oklch(52.9% 0.179 283.8);

Tailwind

colors: {
  custom: {
    50: '#9885dd',
    500: '#6355cd',
    950: '#000000',
  },
}

SCSS

$custom: #6355cd;
$custom-light: #9885dd;
$custom-dark: #000000;

JSON

{
  "hex": "#6355cd",
  "rgb": {
    "r": 99,
    "g": 85,
    "b": 205
  },
  "hsl": {
    "h": 247,
    "s": 54.545,
    "l": 56.863
  },
  "oklch": {
    "l": 0.52923,
    "c": 0.1787,
    "h": 283.8
  },
  "luminance": 0.13557
}

Semantic roles & 50–950 ramp

primary

#6355CD

secondary

#D2D7A6

accent

#DE4ACD

background

#F9F8FD

surface

#F2EFFB

border

#CCCAD4

text

#0E0B15

muted

#7E7C83

Preview Lab

Preview with #6355CD

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

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