#6355D4#6355D4

#6355D4 is a mid, vivid blue. Relative luminance 0.139; OKLCH L 53.4% C 0.188 H 283.0°. Best body text is #FFFFFF at 5.55:1 contrast (WCAG AA passes).

Color values

HEX	#6355D4
RGB	rgb(99, 85, 212)
HSL	hsl(247, 60%, 58%)
HSV	hsv(247, 60%, 83%)
CMYK	cmyk(53.3%, 59.9%, 0%, 16.9%)
CIE-LAB	lab(44.09, 39.73, -63.83)
CIE-LCH	lch(44.09, 75.19, 301.90°)
OKLab	oklab(53.45% 0.0423 -0.183)
OKLCH	oklch(53.45% 0.188 283)
XYZ	xyz(20.2741, 13.9019, 63.8896)
Luminance	0.1390 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6355D4 #C6D455

analogous

#5586D4 #6355D4 #A255D4

triadic

#6355D4 #D46355 #55D463

tetradic

#6355D4 #D45586 #C6D455 #55D4A2

square

#6355D4 #D45586 #C6D455 #55D4A2

split-complementary

#6355D4 #D4A255 #86D455

monochromatic

#2F238B #3F30BC #6355D4 #9086E0 #BDB7ED

Accessibility & contrast

On white

5.55

#6355D4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.78

#6355D4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #6355D4

5.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6355D4	#FFFFFF	#000000	##FFFFFF
##6355D4	1.00	5.55	3.78	5.55
#FFFFFF	5.55	1.00	21.00	1.00
#000000	3.78	21.00	1.00	21.00
##FFFFFF	5.55	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006CD8

Deuteranopia (green-blind)

#0064D1

Tritanopia (blue-blind)

#32738C

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #6355d4;
/* rgb */ color: rgb(99, 85, 212);
/* oklch */ color: oklch(53.4% 0.188 283.0);

Tailwind

colors: {
  custom: {
    50: '#9985e2',
    500: '#6355d4',
    950: '#000000',
  },
}

SCSS

$custom: #6355d4;
$custom-light: #9985e2;
$custom-dark: #000000;

JSON

{
  "hex": "#6355d4",
  "rgb": {
    "r": 99,
    "g": 85,
    "b": 212
  },
  "hsl": {
    "h": 246.614,
    "s": 59.624,
    "l": 58.235
  },
  "oklch": {
    "l": 0.5345,
    "c": 0.18783,
    "h": 283
  },
  "luminance": 0.13903
}

Semantic roles & 50–950 ramp

primary

#6355D4

secondary

#D6DCA9

accent

#E345D1

background

#F9F8FE

surface

#F2EFFC

border

#CCCAD5

text

#0F0B15

muted

#7E7C84

Preview Lab

Preview with #6355D4

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

Preview Lab → · Contrast checker → · Palette generator →