#4182E0#4182E0

#4182E0 is a mid, vivid blue. Relative luminance 0.225; OKLCH L 61.1% C 0.158 H 257.9°. Best body text is #000000 at 5.49:1 contrast (WCAG AA passes).

Color values

HEX#4182E0
RGBrgb(65, 130, 224)
HSLhsl(215, 72%, 57%)
HSVhsv(215, 71%, 88%)
CMYKcmyk(71%, 42%, 0%, 12.2%)
CIE-LABlab(54.52, 10.35, -53.94)
CIE-LCHlch(54.52, 54.92, 280.86°)
OKLaboklab(61.09% -0.0331 -0.1541)
OKLCHoklch(61.09% 0.158 257.9)
XYZxyz(23.6123, 22.4684, 73.5990)
Luminance0.2247 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#4182E0 #E09F41
analogous
#41D1E0 #4182E0 #5041E0
triadic
#4182E0 #E04182 #82E041
tetradic
#4182E0 #E041D1 #E09F41 #41E050
square
#4182E0 #E041D1 #E09F41 #41E050
split-complementary
#4182E0 #E05041 #D1E041
monochromatic
#17488F #2063C4 #4182E0 #76A5E9 #AAC7F1

Accessibility & contrast

On white

3.82
#4182E0 on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

5.49
#4182E0 on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4182E0
5.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##4182E0#FFFFFF#000000##000000
##4182E01.003.825.495.49
#FFFFFF3.821.0021.0021.00
#0000005.4921.001.001.00
##0000005.4921.001.001.00

Color blindness preview

Protanopia (red-blind)
#558AE4
Deuteranopia (green-blind)
#397CDE
Tritanopia (blue-blind)
#0098A6
Achromatopsia (no color)
#828282

Design tokens & code

CSS
--color: #4182e0;
/* rgb */ color: rgb(65, 130, 224);
/* oklch */ color: oklch(61.1% 0.158 257.9);
Tailwind
colors: {
  custom: {
    50: '#88a5ea',
    500: '#4182e0',
    950: '#000000',
  },
}
SCSS
$custom: #4182e0;
$custom-light: #88a5ea;
$custom-dark: #000000;
JSON
{
  "hex": "#4182e0",
  "rgb": {
    "r": 65,
    "g": 130,
    "b": 224
  },
  "hsl": {
    "h": 215.472,
    "s": 71.946,
    "l": 56.667
  },
  "oklch": {
    "l": 0.61086,
    "c": 0.15765,
    "h": 257.9
  },
  "luminance": 0.22471
}

Semantic roles & 50–950 ramp

primary
#4182E0
secondary
#DFC49E
accent
#A439EF
background
#F9FAFE
surface
#F1F4FD
border
#CBCED5
text
#0D0F16
muted
#7E7F84

Preview Lab

Preview with #4182E0

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

Preview Lab → · Contrast checker → · Palette generator →

#4182E0 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva