#3D63CB#3D63CB

#3D63CB is a mid, vivid blue. Relative luminance 0.142; OKLCH L 53.0% C 0.167 H 265.8°. Best body text is #FFFFFF at 5.46:1 contrast (WCAG AA passes).

Color values

HEX#3D63CB
RGBrgb(61, 99, 203)
HSLhsl(224, 58%, 52%)
HSVhsv(224, 70%, 80%)
CMYKcmyk(70%, 51.2%, 0%, 20.4%)
CIE-LABlab(44.55, 21.59, -58.03)
CIE-LCHlch(44.55, 61.91, 290.41°)
OKLaboklab(52.98% -0.0122 -0.1667)
OKLCHoklch(52.98% 0.167 265.8)
XYZxyz(17.1620, 14.2258, 58.3297)
Luminance0.1423 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#3D63CB #CBA53D
analogous
#3DAACB #3D63CB #5E3DCB
triadic
#3D63CB #CB3D63 #63CB3D
tetradic
#3D63CB #CB3DAA #CBA53D #3DCB5E
square
#3D63CB #CB3DAA #CBA53D #3DCB5E
split-complementary
#3D63CB #CB5E3D #AACB3D
monochromatic
#1E3470 #2B4AA0 #3D63CB #6D8AD8 #9EB1E5

Accessibility & contrast

On white

5.46
#3D63CB on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

3.85
#3D63CB on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3D63CB
5.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##3D63CB#FFFFFF#000000##FFFFFF
##3D63CB1.005.463.855.46
#FFFFFF5.461.0021.001.00
#0000003.8521.001.0021.00
##FFFFFF5.461.0021.001.00

Color blindness preview

Protanopia (red-blind)
#2270CF
Deuteranopia (green-blind)
#0063C9
Tritanopia (blue-blind)
#007C8D
Achromatopsia (no color)
#696969

Design tokens & code

CSS
--color: #3d63cb;
/* rgb */ color: rgb(61, 99, 203);
/* oklch */ color: oklch(53.0% 0.167 265.8);
Tailwind
colors: {
  custom: {
    50: '#838edb',
    500: '#3d63cb',
    950: '#000000',
  },
}
SCSS
$custom: #3d63cb;
$custom-light: #838edb;
$custom-dark: #000000;
JSON
{
  "hex": "#3d63cb",
  "rgb": {
    "r": 61,
    "g": 99,
    "b": 203
  },
  "hsl": {
    "h": 223.944,
    "s": 57.724,
    "l": 51.765
  },
  "oklch": {
    "l": 0.52976,
    "c": 0.16719,
    "h": 265.8
  },
  "luminance": 0.14228
}

Semantic roles & 50–950 ramp

primary
#3D63CB
secondary
#D1C093
accent
#B847E1
background
#F8F8FD
surface
#F0F0FB
border
#CBCBD4
text
#0C0C15
muted
#7D7D83

Preview Lab

Preview with #3D63CB

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

Preview Lab → · Contrast checker → · Palette generator →

#3D63CB Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva