#4991DC#4991DC

#4991DC is a light, vivid cyan. Relative luminance 0.268; OKLCH L 64.4% C 0.134 H 251.5°. Best body text is #000000 at 6.37:1 contrast (WCAG AA passes).

Color values

HEX#4991DC
RGBrgb(73, 145, 220)
HSLhsl(211, 68%, 57%)
HSVhsv(211, 67%, 86%)
CMYKcmyk(66.8%, 34.1%, 0%, 13.7%)
CIE-LABlab(58.82, 1.19, -44.85)
CIE-LCHlch(58.82, 44.87, 271.52°)
OKLaboklab(64.45% -0.0426 -0.1272)
OKLCHoklch(64.45% 0.134 251.5)
XYZxyz(25.7865, 26.8319, 71.5164)
Luminance0.2683 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#4991DC #DC9449
analogous
#49DBDC #4991DC #4A49DC
triadic
#4991DC #DC4991 #91DC49
tetradic
#4991DC #DC49DB #DC9449 #49DC4A
square
#4991DC #DC49DB #DC9449 #49DC4A
split-complementary
#4991DC #DC4A49 #DBDC49
monochromatic
#1C548F #2572C2 #4991DC #7CB0E6 #B0CFF0

Accessibility & contrast

On white

3.30
#4991DC on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

6.37
#4991DC on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4991DC
6.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##4991DC#FFFFFF#000000##000000
##4991DC1.003.306.376.37
#FFFFFF3.301.0021.0021.00
#0000006.3721.001.001.00
##0000006.3721.001.001.00

Color blindness preview

Protanopia (red-blind)
#7095DF
Deuteranopia (green-blind)
#5B87DB
Tritanopia (blue-blind)
#00A3AC
Achromatopsia (no color)
#8D8D8D

Design tokens & code

CSS
--color: #4991dc;
/* rgb */ color: rgb(73, 145, 220);
/* oklch */ color: oklch(64.4% 0.134 251.5);
Tailwind
colors: {
  custom: {
    50: '#8bb0e7',
    500: '#4991dc',
    950: '#000000',
  },
}
SCSS
$custom: #4991dc;
$custom-light: #8bb0e7;
$custom-dark: #000000;
JSON
{
  "hex": "#4991dc",
  "rgb": {
    "r": 73,
    "g": 145,
    "b": 220
  },
  "hsl": {
    "h": 210.612,
    "s": 67.742,
    "l": 57.451
  },
  "oklch": {
    "l": 0.64448,
    "c": 0.13415,
    "h": 251.5
  },
  "luminance": 0.26835
}

Semantic roles & 50–950 ramp

primary
#4991DC
secondary
#DEC1A3
accent
#963DEB
background
#F9FAFE
surface
#F1F4FC
border
#CBCED5
text
#0D1016
muted
#7E7F84

Preview Lab

Preview with #4991DC

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

Preview Lab → · Contrast checker → · Palette generator →

#4991DC Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva