#4571D3#4571D3

#4571D3 is a mid, vivid blue. Relative luminance 0.178; OKLCH L 56.8% C 0.159 H 263.9°. Best body text is #FFFFFF at 4.61:1 contrast (WCAG AA passes).

Color values

HEX#4571D3
RGBrgb(69, 113, 211)
HSLhsl(221, 62%, 55%)
HSVhsv(221, 67%, 83%)
CMYKcmyk(67.3%, 46.4%, 0%, 17.3%)
CIE-LABlab(49.22, 16.82, -55.07)
CIE-LCHlch(49.22, 57.58, 286.98°)
OKLaboklab(56.8% -0.0169 -0.1577)
OKLCHoklch(56.8% 0.159 263.9)
XYZxyz(20.1131, 17.7766, 63.9866)
Luminance0.1778 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#4571D3 #D3A745
analogous
#45B8D3 #4571D3 #6045D3
triadic
#4571D3 #D34571 #71D345
tetradic
#4571D3 #D345B8 #D3A745 #45D360
square
#4571D3 #D345B8 #D3A745 #45D360
split-complementary
#4571D3 #D36045 #B8D345
monochromatic
#1E3C7F #2A54B1 #4571D3 #7697DF #A8BDEA

Accessibility & contrast

On white

4.61
#4571D3 on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

4.56
#4571D3 on #000000
AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #4571D3
4.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##4571D3#FFFFFF#000000##FFFFFF
##4571D31.004.614.564.61
#FFFFFF4.611.0021.001.00
#0000004.5621.001.0021.00
##FFFFFF4.611.0021.001.00

Color blindness preview

Protanopia (red-blind)
#3F7CD7
Deuteranopia (green-blind)
#216FD1
Tritanopia (blue-blind)
#008898
Achromatopsia (no color)
#757575

Design tokens & code

CSS
--color: #4571d3;
/* rgb */ color: rgb(69, 113, 211);
/* oklch */ color: oklch(56.8% 0.159 263.9);
Tailwind
colors: {
  custom: {
    50: '#8899e1',
    500: '#4571d3',
    950: '#000000',
  },
}
SCSS
$custom: #4571d3;
$custom-light: #8899e1;
$custom-dark: #000000;
JSON
{
  "hex": "#4571d3",
  "rgb": {
    "r": 69,
    "g": 113,
    "b": 211
  },
  "hsl": {
    "h": 221.408,
    "s": 61.739,
    "l": 54.902
  },
  "oklch": {
    "l": 0.56801,
    "c": 0.15856,
    "h": 263.9
  },
  "luminance": 0.17779
}

Semantic roles & 50–950 ramp

primary
#4571D3
secondary
#D8C59C
accent
#B343E5
background
#F8F9FD
surface
#F0F2FB
border
#CBCCD4
text
#0D0D15
muted
#7D7E83

Preview Lab

Preview with #4571D3

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

Preview Lab → · Contrast checker → · Palette generator →

#4571D3 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva