#4A81DD#4A81DD

#4A81DD is a mid, vivid blue. Relative luminance 0.224; OKLCH L 61.1% C 0.152 H 260.1°. Best body text is #000000 at 5.48:1 contrast (WCAG AA passes).

Color values

HEX#4A81DD
RGBrgb(74, 129, 221)
HSLhsl(218, 68%, 58%)
HSVhsv(218, 67%, 87%)
CMYKcmyk(66.5%, 41.6%, 0%, 13.3%)
CIE-LABlab(54.42, 11.26, -52.39)
CIE-LCHlch(54.42, 53.58, 282.13°)
OKLaboklab(61.05% -0.0261 -0.1495)
OKLCHoklch(61.05% 0.152 260.1)
XYZxyz(23.7208, 22.3745, 71.4612)
Luminance0.2238 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#4A81DD #DDA64A
analogous
#4ACADD #4A81DD #5C4ADD
triadic
#4A81DD #DD4A81 #81DD4A
tetradic
#4A81DD #DD4ACA #DDA64A #4ADD5C
square
#4A81DD #DD4ACA #DDA64A #4ADD5C
split-complementary
#4A81DD #DD5C4A #CADD4A
monochromatic
#1B4791 #2561C5 #4A81DD #7EA5E7 #B1C9F0

Accessibility & contrast

On white

3.84
#4A81DD on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

5.48
#4A81DD on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4A81DD
5.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##4A81DD#FFFFFF#000000##000000
##4A81DD1.003.845.485.48
#FFFFFF3.841.0021.0021.00
#0000005.4821.001.001.00
##0000005.4821.001.001.00

Color blindness preview

Protanopia (red-blind)
#568AE1
Deuteranopia (green-blind)
#3F7CDB
Tritanopia (blue-blind)
#0096A4
Achromatopsia (no color)
#828282

Design tokens & code

CSS
--color: #4a81dd;
/* rgb */ color: rgb(74, 129, 221);
/* oklch */ color: oklch(61.1% 0.152 260.1);
Tailwind
colors: {
  custom: {
    50: '#8ba5e8',
    500: '#4a81dd',
    950: '#000000',
  },
}
SCSS
$custom: #4a81dd;
$custom-light: #8ba5e8;
$custom-dark: #000000;
JSON
{
  "hex": "#4a81dd",
  "rgb": {
    "r": 74,
    "g": 129,
    "b": 221
  },
  "hsl": {
    "h": 217.551,
    "s": 68.372,
    "l": 57.843
  },
  "oklch": {
    "l": 0.61052,
    "c": 0.15174,
    "h": 260.1
  },
  "luminance": 0.22377
}

Semantic roles & 50–950 ramp

primary
#4A81DD
secondary
#DFC9A4
accent
#AA3DEB
background
#F9FAFE
surface
#F1F4FD
border
#CBCED5
text
#0D0F16
muted
#7E7F84

Preview Lab

Preview with #4A81DD

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

Preview Lab → · Contrast checker → · Palette generator →

#4A81DD Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva