#635DD3#635DD3

#635DD3 is a mid, vivid blue. Relative luminance 0.152; OKLCH L 54.8% C 0.176 H 281.1°. Best body text is #FFFFFF at 5.20:1 contrast (WCAG AA passes).

Color values

HEX#635DD3
RGBrgb(99, 93, 211)
HSLhsl(243, 57%, 60%)
HSVhsv(243, 56%, 83%)
CMYKcmyk(53.1%, 55.9%, 0%, 17.3%)
CIE-LABlab(45.88, 34.63, -60.36)
CIE-LCHlch(45.88, 69.59, 299.85°)
OKLaboklab(54.75% 0.034 -0.1727)
OKLCHoklch(54.75% 0.176 281.1)
XYZxyz(20.8142, 15.1833, 63.4493)
Luminance0.1518 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#635DD3 #CDD35D
analogous
#5D92D3 #635DD3 #9E5DD3
triadic
#635DD3 #D3635D #5DD363
tetradic
#635DD3 #D35D92 #CDD35D #5DD39E
square
#635DD3 #D35D92 #CDD35D #5DD39E
split-complementary
#635DD3 #D39E5D #92D35D
monochromatic
#2C278F #3B34BF #635DD3 #918DE0 #C0BDED

Accessibility & contrast

On white

5.20
#635DD3 on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

4.04
#635DD3 on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #635DD3
5.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##635DD3#FFFFFF#000000##FFFFFF
##635DD31.005.204.045.20
#FFFFFF5.201.0021.001.00
#0000004.0421.001.0021.00
##FFFFFF5.201.0021.001.00

Color blindness preview

Protanopia (red-blind)
#0371D7
Deuteranopia (green-blind)
#0068D1
Tritanopia (blue-blind)
#32788F
Achromatopsia (no color)
#6D6D6D

Design tokens & code

CSS
--color: #635dd3;
/* rgb */ color: rgb(99, 93, 211);
/* oklch */ color: oklch(54.8% 0.176 281.1);
Tailwind
colors: {
  custom: {
    50: '#988be1',
    500: '#635dd3',
    950: '#000000',
  },
}
SCSS
$custom: #635dd3;
$custom-light: #988be1;
$custom-dark: #000000;
JSON
{
  "hex": "#635dd3",
  "rgb": {
    "r": 99,
    "g": 93,
    "b": 211
  },
  "hsl": {
    "h": 243.051,
    "s": 57.282,
    "l": 59.608
  },
  "oklch": {
    "l": 0.54751,
    "c": 0.17607,
    "h": 281.1
  },
  "luminance": 0.15184
}

Semantic roles & 50–950 ramp

primary
#635DD3
secondary
#DADDAF
accent
#E147D9
background
#F9F8FD
surface
#F2F0FB
border
#CCCBD4
text
#0E0C15
muted
#7E7D83

Preview Lab

Preview with #635DD3

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

Preview Lab → · Contrast checker → · Palette generator →

#635DD3 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva