#4F55DD#4F55DD

#4F55DD is a mid, highly saturated blue. Relative luminance 0.134; OKLCH L 52.7% C 0.203 H 275.0°. Best body text is #FFFFFF at 5.71:1 contrast (WCAG AA passes).

Color values

HEX#4F55DD
RGBrgb(79, 85, 221)
HSLhsl(237, 68%, 59%)
HSVhsv(237, 64%, 87%)
CMYKcmyk(64.3%, 61.5%, 0%, 13.3%)
CIE-LABlab(43.33, 39.27, -70.28)
CIE-LCHlch(43.33, 80.51, 299.20°)
OKLaboklab(52.73% 0.0178 -0.2025)
OKLCHoklch(52.73% 0.203 275)
XYZxyz(19.5198, 13.3780, 69.9462)
Luminance0.1338 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#4F55DD #DDD74F
analogous
#4F9CDD #4F55DD #904FDD
triadic
#4F55DD #DD4F55 #55DD4F
tetradic
#4F55DD #DD4F9C #DDD74F #4FDD90
square
#4F55DD #DD4F9C #DDD74F #4FDD90
split-complementary
#4F55DD #DD904F #9CDD4F
monochromatic
#1D2295 #272DC8 #4F55DD #8287E7 #B6B8F1

Accessibility & contrast

On white

5.71
#4F55DD on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

3.68
#4F55DD on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4F55DD
5.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##4F55DD#FFFFFF#000000##FFFFFF
##4F55DD1.005.713.685.71
#FFFFFF5.711.0021.001.00
#0000003.6821.001.0021.00
##FFFFFF5.711.0021.001.00

Color blindness preview

Protanopia (red-blind)
#006DE1
Deuteranopia (green-blind)
#0060DA
Tritanopia (blue-blind)
#007791
Achromatopsia (no color)
#666666

Design tokens & code

CSS
--color: #4f55dd;
/* rgb */ color: rgb(79, 85, 221);
/* oklch */ color: oklch(52.7% 0.203 275.0);
Tailwind
colors: {
  custom: {
    50: '#9085e9',
    500: '#4f55dd',
    950: '#000000',
  },
}
SCSS
$custom: #4f55dd;
$custom-light: #9085e9;
$custom-dark: #000000;
JSON
{
  "hex": "#4f55dd",
  "rgb": {
    "r": 79,
    "g": 85,
    "b": 221
  },
  "hsl": {
    "h": 237.465,
    "s": 67.619,
    "l": 58.824
  },
  "oklch": {
    "l": 0.52734,
    "c": 0.20331,
    "h": 275
  },
  "luminance": 0.1338
}

Semantic roles & 50–950 ramp

primary
#4F55DD
secondary
#E0DEA8
accent
#E33DEA
background
#F9F8FE
surface
#F2EFFD
border
#CCCAD5
text
#0E0B16
muted
#7E7C84

Preview Lab

Preview with #4F55DD

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

Preview Lab → · Contrast checker → · Palette generator →

#4F55DD Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva