#6361CB#6361CB

#6361CB is a mid, vivid blue. Relative luminance 0.155; OKLCH L 54.9% C 0.160 H 280.6°. Best body text is #FFFFFF at 5.12:1 contrast (WCAG AA passes).

Color values

HEX#6361CB
RGBrgb(99, 97, 203)
HSLhsl(241, 50%, 59%)
HSVhsv(241, 52%, 80%)
CMYKcmyk(51.2%, 52.2%, 0%, 20.4%)
CIE-LABlab(46.33, 29.71, -55.05)
CIE-LCHlch(46.33, 62.56, 298.35°)
OKLaboklab(54.91% 0.0294 -0.1571)
OKLCHoklch(54.91% 0.16 280.6)
XYZxyz(20.1965, 15.5127, 58.4184)
Luminance0.1551 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#6361CB #C9CB61
analogous
#6194CB #6361CB #9861CB
triadic
#6361CB #CB6361 #61CB63
tetradic
#6361CB #CB6194 #C9CB61 #61CB98
square
#6361CB #CB6194 #C9CB61 #61CB98
split-complementary
#6361CB #CB9861 #94CB61
monochromatic
#2E2C86 #3D3BB4 #6361CB #908FDA #BEBDE9

Accessibility & contrast

On white

5.12
#6361CB on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

4.10
#6361CB on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #6361CB
5.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##6361CB#FFFFFF#000000##FFFFFF
##6361CB1.005.124.105.12
#FFFFFF5.121.0021.001.00
#0000004.1021.001.0021.00
##FFFFFF5.121.0021.001.00

Color blindness preview

Protanopia (red-blind)
#2972CF
Deuteranopia (green-blind)
#1D6AC9
Tritanopia (blue-blind)
#39798D
Achromatopsia (no color)
#6E6E6E

Design tokens & code

CSS
--color: #6361cb;
/* rgb */ color: rgb(99, 97, 203);
/* oklch */ color: oklch(54.9% 0.160 280.6);
Tailwind
colors: {
  custom: {
    50: '#978edb',
    500: '#6361cb',
    950: '#000000',
  },
}
SCSS
$custom: #6361cb;
$custom-light: #978edb;
$custom-dark: #000000;
JSON
{
  "hex": "#6361cb",
  "rgb": {
    "r": 99,
    "g": 97,
    "b": 203
  },
  "hsl": {
    "h": 241.132,
    "s": 50.476,
    "l": 58.824
  },
  "oklch": {
    "l": 0.54914,
    "c": 0.15985,
    "h": 280.6
  },
  "luminance": 0.15514
}

Semantic roles & 50–950 ramp

primary
#6361CB
secondary
#D8D9AF
accent
#DA4ED7
background
#F9F8FD
surface
#F2F0FB
border
#CCCBD4
text
#0E0C15
muted
#7E7D83

Preview Lab

Preview with #6361CB

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

Preview Lab → · Contrast checker → · Palette generator →

#6361CB Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva