#3A63D9#3A63D9

#3A63D9 is a mid, vivid blue. Relative luminance 0.148; OKLCH L 53.9% C 0.187 H 265.8°. Best body text is #FFFFFF at 5.29:1 contrast (WCAG AA passes).

Color values

HEX#3A63D9
RGBrgb(58, 99, 217)
HSLhsl(225, 68%, 54%)
HSVhsv(225, 73%, 85%)
CMYKcmyk(73.3%, 54.4%, 0%, 14.9%)
CIE-LABlab(45.40, 26.28, -64.68)
CIE-LCHlch(45.40, 69.81, 292.12°)
OKLaboklab(53.89% -0.0136 -0.1863)
OKLCHoklch(53.89% 0.187 265.8)
XYZxyz(18.7268, 14.8310, 67.5079)
Luminance0.1483 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#3A63D9 #D9B03A
analogous
#3AB3D9 #3A63D9 #613AD9
triadic
#3A63D9 #D93A63 #63D93A
tetradic
#3A63D9 #D93AB3 #D9B03A #3AD961
square
#3A63D9 #D93AB3 #D9B03A #3AD961
split-complementary
#3A63D9 #D9613A #B3D93A
monochromatic
#193380 #2348B3 #3A63D9 #6D8CE3 #A1B4ED

Accessibility & contrast

On white

5.29
#3A63D9 on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

3.97
#3A63D9 on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3A63D9
5.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##3A63D9#FFFFFF#000000##FFFFFF
##3A63D91.005.293.975.29
#FFFFFF5.291.0021.001.00
#0000003.9721.001.0021.00
##FFFFFF5.291.0021.001.00

Color blindness preview

Protanopia (red-blind)
#0073DD
Deuteranopia (green-blind)
#0064D7
Tritanopia (blue-blind)
#008094
Achromatopsia (no color)
#6B6B6B

Design tokens & code

CSS
--color: #3a63d9;
/* rgb */ color: rgb(58, 99, 217);
/* oklch */ color: oklch(53.9% 0.187 265.8);
Tailwind
colors: {
  custom: {
    50: '#858ee6',
    500: '#3a63d9',
    950: '#000000',
  },
}
SCSS
$custom: #3a63d9;
$custom-light: #858ee6;
$custom-dark: #000000;
JSON
{
  "hex": "#3a63d9",
  "rgb": {
    "r": 58,
    "g": 99,
    "b": 217
  },
  "hsl": {
    "h": 224.528,
    "s": 67.66,
    "l": 53.922
  },
  "oklch": {
    "l": 0.53891,
    "c": 0.18684,
    "h": 265.8
  },
  "luminance": 0.14833
}

Semantic roles & 50–950 ramp

primary
#3A63D9
secondary
#D9C895
accent
#BE3DEB
background
#F8F8FE
surface
#F0F0FC
border
#CBCBD5
text
#0D0C16
muted
#7D7D84

Preview Lab

Preview with #3A63D9

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

Preview Lab → · Contrast checker → · Palette generator →

#3A63D9 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva