#4663DA#4663DA

#4663DA is a mid, vivid blue. Relative luminance 0.153; OKLCH L 54.5% C 0.185 H 269.1°. Best body text is #FFFFFF at 5.18:1 contrast (WCAG AA passes).

Color values

HEX#4663DA
RGBrgb(70, 99, 218)
HSLhsl(228, 67%, 56%)
HSVhsv(228, 68%, 85%)
CMYKcmyk(67.9%, 54.6%, 0%, 14.5%)
CIE-LABlab(46.02, 28.25, -64.21)
CIE-LCHlch(46.02, 70.15, 293.75°)
OKLaboklab(54.53% -0.0029 -0.1847)
OKLCHoklch(54.53% 0.185 269.1)
XYZxyz(19.6382, 15.2858, 68.2316)
Luminance0.1529 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#4663DA #DABD46
analogous
#46ADDA #4663DA #7346DA
triadic
#4663DA #DA4663 #63DA46
tetradic
#4663DA #DA46AD #DABD46 #46DA73
square
#4663DA #DA46AD #DABD46 #46DA73
split-complementary
#4663DA #DA7346 #ADDA46
monochromatic
#1C318A #2643BD #4663DA #798EE4 #ACB9EE

Accessibility & contrast

On white

5.18
#4663DA on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

4.06
#4663DA on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4663DA
5.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##4663DA#FFFFFF#000000##FFFFFF
##4663DA1.005.184.065.18
#FFFFFF5.181.0021.001.00
#0000004.0621.001.0021.00
##FFFFFF5.181.0021.001.00

Color blindness preview

Protanopia (red-blind)
#0074DE
Deuteranopia (green-blind)
#0067D8
Tritanopia (blue-blind)
#008095
Achromatopsia (no color)
#6D6D6D

Design tokens & code

CSS
--color: #4663da;
/* rgb */ color: rgb(70, 99, 218);
/* oklch */ color: oklch(54.5% 0.185 269.1);
Tailwind
colors: {
  custom: {
    50: '#8a8fe6',
    500: '#4663da',
    950: '#000000',
  },
}
SCSS
$custom: #4663da;
$custom-light: #8a8fe6;
$custom-dark: #000000;
JSON
{
  "hex": "#4663da",
  "rgb": {
    "r": 70,
    "g": 99,
    "b": 218
  },
  "hsl": {
    "h": 228.243,
    "s": 66.667,
    "l": 56.471
  },
  "oklch": {
    "l": 0.54532,
    "c": 0.18477,
    "h": 269.1
  },
  "luminance": 0.15288
}

Semantic roles & 50–950 ramp

primary
#4663DA
secondary
#DCD0A0
accent
#C83EEA
background
#F9F8FE
surface
#F1F0FC
border
#CBCBD5
text
#0D0C16
muted
#7E7D84

Preview Lab

Preview with #4663DA

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

Preview Lab → · Contrast checker → · Palette generator →

#4663DA Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva