#19819B#19819B

#19819B is a mid, moderate cyan. Relative luminance 0.183; OKLCH L 56.0% C 0.096 H 219.9°. Best body text is #000000 at 4.65:1 contrast (WCAG AA passes).

Color values

HEX#19819B
RGBrgb(25, 129, 155)
HSLhsl(192, 72%, 35%)
HSVhsv(192, 84%, 61%)
CMYKcmyk(83.9%, 16.8%, 0%, 39.2%)
CIE-LABlab(49.82, -18.63, -21.91)
CIE-LCHlch(49.82, 28.76, 229.62°)
OKLaboklab(55.99% -0.0734 -0.0614)
OKLCHoklch(55.99% 0.096 219.9)
XYZxyz(14.1650, 18.2719, 33.7843)
Luminance0.1827 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#19819B #9B3319
analogous
#199B74 #19819B #19409B
triadic
#19819B #9B1981 #819B19
tetradic
#19819B #74199B #9B3319 #409B19
square
#19819B #74199B #9B3319 #409B19
split-complementary
#19819B #9B1940 #9B7419
monochromatic
#082932 #115566 #19819B #22ADD0 #4CC4E2

Accessibility & contrast

On white

4.51
#19819B on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

4.65
#19819B on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #19819B
4.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##19819B#FFFFFF#000000##000000
##19819B1.004.514.654.65
#FFFFFF4.511.0021.0021.00
#0000004.6521.001.001.00
##0000004.6521.001.001.00

Color blindness preview

Protanopia (red-blind)
#717D9C
Deuteranopia (green-blind)
#60719B
Tritanopia (blue-blind)
#008989
Achromatopsia (no color)
#767676

Design tokens & code

CSS
--color: #19819b;
/* rgb */ color: rgb(25, 129, 155);
/* oklch */ color: oklch(56.0% 0.096 219.9);
Tailwind
colors: {
  custom: {
    50: '#6fa5b8',
    500: '#19819b',
    950: '#000000',
  },
}
SCSS
$custom: #19819b;
$custom-light: #6fa5b8;
$custom-dark: #000000;
JSON
{
  "hex": "#19819b",
  "rgb": {
    "r": 25,
    "g": 129,
    "b": 155
  },
  "hsl": {
    "h": 192,
    "s": 72.222,
    "l": 35.294
  },
  "oklch": {
    "l": 0.55987,
    "c": 0.09568,
    "h": 219.9
  },
  "luminance": 0.18274
}

Semantic roles & 50–950 ramp

primary
#19819B
secondary
#C4644C
accent
#5D39EF
background
#F7FAFB
surface
#EDF4F6
border
#C8CED0
text
#090F11
muted
#7B7F80

Preview Lab

Preview with #19819B

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

Preview Lab → · Contrast checker → · Palette generator →

#19819B Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva