#4473DA#4473DA

#4473DA is a mid, vivid blue. Relative luminance 0.186; OKLCH L 57.6% C 0.166 H 263.6°. Best body text is #000000 at 4.71:1 contrast (WCAG AA passes).

Color values

HEX#4473DA
RGBrgb(68, 115, 218)
HSLhsl(221, 67%, 56%)
HSVhsv(221, 69%, 85%)
CMYKcmyk(68.8%, 47.2%, 0%, 14.5%)
CIE-LABlab(50.16, 17.90, -57.54)
CIE-LCHlch(50.16, 60.26, 287.28°)
OKLaboklab(57.64% -0.0185 -0.1649)
OKLCHoklch(57.64% 0.166 263.6)
XYZxyz(21.1651, 18.5502, 68.7812)
Luminance0.1855 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#4473DA #DAAB44
analogous
#44BEDA #4473DA #6044DA
triadic
#4473DA #DA4473 #73DA44
tetradic
#4473DA #DA44BE #DAAB44 #44DA60
square
#4473DA #DA44BE #DAAB44 #44DA60
split-complementary
#4473DA #DA6044 #BEDA44
monochromatic
#1B3D89 #2554BC #4473DA #7799E4 #AABFEE

Accessibility & contrast

On white

4.46
#4473DA on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

4.71
#4473DA on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4473DA
4.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##4473DA#FFFFFF#000000##000000
##4473DA1.004.464.714.71
#FFFFFF4.461.0021.0021.00
#0000004.7121.001.001.00
##0000004.7121.001.001.00

Color blindness preview

Protanopia (red-blind)
#3C7FDE
Deuteranopia (green-blind)
#1871D8
Tritanopia (blue-blind)
#008B9C
Achromatopsia (no color)
#777777

Design tokens & code

CSS
--color: #4473da;
/* rgb */ color: rgb(68, 115, 218);
/* oklch */ color: oklch(57.6% 0.166 263.6);
Tailwind
colors: {
  custom: {
    50: '#899ae6',
    500: '#4473da',
    950: '#000000',
  },
}
SCSS
$custom: #4473da;
$custom-light: #899ae6;
$custom-dark: #000000;
JSON
{
  "hex": "#4473da",
  "rgb": {
    "r": 68,
    "g": 115,
    "b": 218
  },
  "hsl": {
    "h": 221.2,
    "s": 66.964,
    "l": 56.078
  },
  "oklch": {
    "l": 0.57643,
    "c": 0.16596,
    "h": 263.6
  },
  "luminance": 0.18552
}

Semantic roles & 50–950 ramp

primary
#4473DA
secondary
#DCC89E
accent
#B43EEA
background
#F9F9FE
surface
#F1F2FC
border
#CBCCD5
text
#0D0E16
muted
#7E7E84

Preview Lab

Preview with #4473DA

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

Preview Lab → · Contrast checker → · Palette generator →

#4473DA Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva