#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
RGBrgb(99, 85, 239)
HSLhsl(245, 83%, 64%)
HSVhsv(245, 64%, 94%)
CMYKcmyk(58.6%, 64.4%, 0%, 6.3%)
CIE-LABlab(46.15, 48.00, -75.80)
CIE-LCHlch(46.15, 89.72, 302.35°)
OKLaboklab(55.6% 0.0403 -0.2182)
OKLCHoklch(55.6% 0.222 280.5)
XYZxyz(23.9692, 15.3800, 83.3502)
Luminance0.1538 (WCAG relative)
Temperaturecool
Familyblue

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
##6355EF1.005.154.085.15
#FFFFFF5.151.0021.001.00
#0000004.0821.001.0021.00
##FFFFFF5.151.0021.001.00

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 →

#6355EF Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva