#6355EF#6355EF

#6355EF is a mid, highly saturated blue. Relative luminance 0.154; OKLCH L 55.6% C 0.222 H 280.5°. Best body text is #FFFFFF at 5.15:1 contrast (WCAG AA passes).

Color values

HEX	#6355EF
RGB	rgb(99, 85, 239)
HSL	hsl(245, 83%, 64%)
HSV	hsv(245, 64%, 94%)
CMYK	cmyk(58.6%, 64.4%, 0%, 6.3%)
CIE-LAB	lab(46.15, 48.00, -75.80)
CIE-LCH	lch(46.15, 89.72, 302.35°)
OKLab	oklab(55.6% 0.0403 -0.2182)
OKLCH	oklch(55.6% 0.222 280.5)
XYZ	xyz(23.9692, 15.3800, 83.3502)
Luminance	0.1538 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6355EF #E1EF55

analogous

#5594EF #6355EF #B055EF

triadic

#6355EF #EF6355 #55EF63

tetradic

#6355EF #EF5594 #E1EF55 #55EFB0

square

#6355EF #EF5594 #E1EF55 #55EFB0

split-complementary

#6355EF #EFB055 #94EF55

monochromatic

#2111B8 #301DEA #6355EF #968DF4 #CAC5FA

Accessibility & contrast

On white

5.15

#6355EF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.08

#6355EF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #6355EF

5.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6355EF	#FFFFFF	#000000	##FFFFFF
##6355EF	1.00	5.15	4.08	5.15
#FFFFFF	5.15	1.00	21.00	1.00
#000000	4.08	21.00	1.00	21.00
##FFFFFF	5.15	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0073F4

Deuteranopia (green-blind)

#0067EC

Tritanopia (blue-blind)

#007C9B

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #6355ef;
/* rgb */ color: rgb(99, 85, 239);
/* oklch */ color: oklch(55.6% 0.222 280.5);

Tailwind

colors: {
  custom: {
    50: '#9d86f5',
    500: '#6355ef',
    950: '#000000',
  },
}

SCSS

$custom: #6355ef;
$custom-light: #9d86f5;
$custom-dark: #000000;

JSON

{
  "hex": "#6355ef",
  "rgb": {
    "r": 99,
    "g": 85,
    "b": 239
  },
  "hsl": {
    "h": 245.455,
    "s": 82.796,
    "l": 63.529
  },
  "oklch": {
    "l": 0.55596,
    "c": 0.22186,
    "h": 280.5
  },
  "luminance": 0.15382
}

Semantic roles & 50–950 ramp

primary

#6355EF

secondary

#E6EBB5

accent

#DF06CB

background

#FAF8FF

surface

#F4EFFF

border

#CECAD7

text

#100B17

muted

#7F7C85

Preview Lab

Preview with #6355EF

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

Preview Lab → · Contrast checker → · Palette generator →