#6356DD#6356DD

#6356DD is a mid, vivid blue. Relative luminance 0.145; OKLCH L 54.3% C 0.198 H 281.9°. Best body text is #FFFFFF at 5.38:1 contrast (WCAG AA passes).

Color values

HEX	#6356DD
RGB	rgb(99, 86, 221)
HSL	hsl(246, 67%, 60%)
HSV	hsv(246, 61%, 87%)
CMYK	cmyk(55.2%, 61.1%, 0%, 13.3%)
CIE-LAB	lab(44.98, 41.90, -67.53)
CIE-LCH	lch(44.98, 79.47, 301.82°)
OKLab	oklab(54.31% 0.0408 -0.1939)
OKLCH	oklch(54.31% 0.198 281.9)
XYZ	xyz(21.5205, 14.5273, 70.0626)
Luminance	0.1453 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6356DD #D0DD56

analogous

#568CDD #6356DD #A756DD

triadic

#6356DD #DD6356 #56DD63

tetradic

#6356DD #DD568C #D0DD56 #56DDA7

square

#6356DD #DD568C #D0DD56 #56DDA7

split-complementary

#6356DD #DDA756 #8CDD56

monochromatic

#2B1F9A #3929CD #6356DD #9289E7 #C1BCF2

Accessibility & contrast

On white

5.38

#6356DD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.91

#6356DD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #6356DD

5.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6356DD	#FFFFFF	#000000	##FFFFFF
##6356DD	1.00	5.38	3.91	5.38
#FFFFFF	5.38	1.00	21.00	1.00
#000000	3.91	21.00	1.00	21.00
##FFFFFF	5.38	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006FE1

Deuteranopia (green-blind)

#0066DA

Tritanopia (blue-blind)

#277791

Achromatopsia (no color)

#6A6A6A

Design tokens & code

CSS

--color: #6356dd;
/* rgb */ color: rgb(99, 86, 221);
/* oklch */ color: oklch(54.3% 0.198 281.9);

Tailwind

colors: {
  custom: {
    50: '#9a86e8',
    500: '#6356dd',
    950: '#000000',
  },
}

SCSS

$custom: #6356dd;
$custom-light: #9a86e8;
$custom-dark: #000000;

JSON

{
  "hex": "#6356dd",
  "rgb": {
    "r": 99,
    "g": 86,
    "b": 221
  },
  "hsl": {
    "h": 245.778,
    "s": 66.502,
    "l": 60.196
  },
  "oklch": {
    "l": 0.5431,
    "c": 0.19813,
    "h": 281.9
  },
  "luminance": 0.14529
}

Semantic roles & 50–950 ramp

primary

#6356DD

secondary

#DCE1AE

accent

#CE17BD

background

#FAF8FE

surface

#F3EFFD

border

#CDCAD5

text

#0F0B16

muted

#7F7C84

Preview Lab

Preview with #6356DD

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

Preview Lab → · Contrast checker → · Palette generator →