#4581DF#4581DF

#4581DF is a mid, vivid blue. Relative luminance 0.223; OKLCH L 61.0% C 0.156 H 259.1°. Best body text is #000000 at 5.46:1 contrast (WCAG AA passes).

Color values

HEX#4581DF
RGBrgb(69, 129, 223)
HSLhsl(217, 71%, 57%)
HSVhsv(217, 69%, 87%)
CMYKcmyk(69.1%, 42.2%, 0%, 12.5%)
CIE-LABlab(54.33, 11.18, -53.66)
CIE-LCHlch(54.33, 54.82, 281.77°)
OKLaboklab(60.97% -0.0295 -0.1533)
OKLCHoklch(60.97% 0.156 259.1)
XYZxyz(23.6190, 22.2910, 72.8556)
Luminance0.2229 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#4581DF #DFA345
analogous
#45CEDF #4581DF #5645DF
triadic
#4581DF #DF4581 #81DF45
tetradic
#4581DF #DF45CE #DFA345 #45DF56
square
#4581DF #DF45CE #DFA345 #45DF56
split-complementary
#4581DF #DF5645 #CEDF45
monochromatic
#194891 #2261C5 #4581DF #79A4E8 #ADC8F1

Accessibility & contrast

On white

3.85
#4581DF on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

5.46
#4581DF on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4581DF
5.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##4581DF#FFFFFF#000000##000000
##4581DF1.003.855.465.46
#FFFFFF3.851.0021.0021.00
#0000005.4621.001.001.00
##0000005.4621.001.001.00

Color blindness preview

Protanopia (red-blind)
#548AE3
Deuteranopia (green-blind)
#3A7BDD
Tritanopia (blue-blind)
#0097A5
Achromatopsia (no color)
#828282

Design tokens & code

CSS
--color: #4581df;
/* rgb */ color: rgb(69, 129, 223);
/* oklch */ color: oklch(61.0% 0.156 259.1);
Tailwind
colors: {
  custom: {
    50: '#89a5e9',
    500: '#4581df',
    950: '#000000',
  },
}
SCSS
$custom: #4581df;
$custom-light: #89a5e9;
$custom-dark: #000000;
JSON
{
  "hex": "#4581df",
  "rgb": {
    "r": 69,
    "g": 129,
    "b": 223
  },
  "hsl": {
    "h": 216.623,
    "s": 70.642,
    "l": 57.255
  },
  "oklch": {
    "l": 0.60965,
    "c": 0.15611,
    "h": 259.1
  },
  "luminance": 0.22293
}

Semantic roles & 50–950 ramp

primary
#4581DF
secondary
#DFC7A1
accent
#A83AED
background
#F9FAFE
surface
#F1F4FD
border
#CBCED5
text
#0D0F16
muted
#7E7F84

Preview Lab

Preview with #4581DF

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

Preview Lab → · Contrast checker → · Palette generator →

#4581DF Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva