#4D91DD#4D91DD

#4D91DD is a light, vivid cyan. Relative luminance 0.270; OKLCH L 64.7% C 0.134 H 252.8°. Best body text is #000000 at 6.41:1 contrast (WCAG AA passes).

Color values

HEX#4D91DD
RGBrgb(77, 145, 221)
HSLhsl(212, 68%, 58%)
HSVhsv(212, 65%, 87%)
CMYKcmyk(65.2%, 34.4%, 0%, 13.3%)
CIE-LABlab(59.02, 2.19, -45.09)
CIE-LCHlch(59.02, 45.14, 272.78°)
OKLaboklab(64.66% -0.0395 -0.1278)
OKLCHoklch(64.66% 0.134 252.8)
XYZxyz(26.2323, 27.0464, 72.2306)
Luminance0.2705 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#4D91DD #DD994D
analogous
#4DD9DD #4D91DD #514DDD
triadic
#4D91DD #DD4D91 #91DD4D
tetradic
#4D91DD #DD4DD9 #DD994D #4DDD51
square
#4D91DD #DD4DD9 #DD994D #4DDD51
split-complementary
#4D91DD #DD514D #D9DD4D
monochromatic
#1C5493 #2672C7 #4D91DD #80B1E7 #B4D1F1

Accessibility & contrast

On white

3.28
#4D91DD on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

6.41
#4D91DD on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4D91DD
6.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##4D91DD#FFFFFF#000000##000000
##4D91DD1.003.286.416.41
#FFFFFF3.281.0021.0021.00
#0000006.4121.001.001.00
##0000006.4121.001.001.00

Color blindness preview

Protanopia (red-blind)
#7096E0
Deuteranopia (green-blind)
#5C88DB
Tritanopia (blue-blind)
#00A3AD
Achromatopsia (no color)
#8E8E8E

Design tokens & code

CSS
--color: #4d91dd;
/* rgb */ color: rgb(77, 145, 221);
/* oklch */ color: oklch(64.7% 0.134 252.8);
Tailwind
colors: {
  custom: {
    50: '#8cb0e8',
    500: '#4d91dd',
    950: '#000000',
  },
}
SCSS
$custom: #4d91dd;
$custom-light: #8cb0e8;
$custom-dark: #000000;
JSON
{
  "hex": "#4d91dd",
  "rgb": {
    "r": 77,
    "g": 145,
    "b": 221
  },
  "hsl": {
    "h": 211.667,
    "s": 67.925,
    "l": 58.431
  },
  "oklch": {
    "l": 0.64661,
    "c": 0.13381,
    "h": 252.8
  },
  "luminance": 0.27049
}

Semantic roles & 50–950 ramp

primary
#4D91DD
secondary
#DFC4A6
accent
#993DEB
background
#F9FAFE
surface
#F1F4FC
border
#CBCED5
text
#0D1016
muted
#7E7F84

Preview Lab

Preview with #4D91DD

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

Preview Lab → · Contrast checker → · Palette generator →

#4D91DD Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva