#19517B#19517B

#19517B is a dark, moderate cyan. Relative luminance 0.075; OKLCH L 42.0% C 0.090 H 245.4°. Best body text is #FFFFFF at 8.39:1 contrast (WCAG AA passes).

Color values

HEX#19517B
RGBrgb(25, 81, 123)
HSLhsl(206, 66%, 29%)
HSVhsv(206, 80%, 48%)
CMYKcmyk(79.7%, 34.1%, 0%, 51.8%)
CIE-LABlab(32.96, -2.30, -28.93)
CIE-LCHlch(32.96, 29.02, 265.45°)
OKLaboklab(42.05% -0.0377 -0.0821)
OKLCHoklch(42.05% 0.09 245.4)
XYZxyz(6.9171, 7.5208, 19.8221)
Luminance0.0752 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#19517B #7B4319
analogous
#197B74 #19517B #19207B
triadic
#19517B #7B1951 #517B19
tetradic
#19517B #74197B #7B4319 #207B19
square
#19517B #74197B #7B4319 #207B19
split-complementary
#19517B #7B1920 #7B7419
monochromatic
#051119 #0F3048 #19517B #2372AE #3893D7

Accessibility & contrast

On white

8.39
#19517B on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.50
#19517B on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #19517B
8.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##19517B#FFFFFF#000000##FFFFFF
##19517B1.008.392.508.39
#FFFFFF8.391.0021.001.00
#0000002.5021.001.0021.00
##FFFFFF8.391.0021.001.00

Color blindness preview

Protanopia (red-blind)
#3E537D
Deuteranopia (green-blind)
#30497A
Tritanopia (blue-blind)
#005B60
Achromatopsia (no color)
#4E4E4E

Design tokens & code

CSS
--color: #19517b;
/* rgb */ color: rgb(25, 81, 123);
/* oklch */ color: oklch(42.0% 0.090 245.4);
Tailwind
colors: {
  custom: {
    50: '#6681a1',
    500: '#19517b',
    950: '#000000',
  },
}
SCSS
$custom: #19517b;
$custom-light: #6681a1;
$custom-dark: #000000;
JSON
{
  "hex": "#19517b",
  "rgb": {
    "r": 25,
    "g": 81,
    "b": 123
  },
  "hsl": {
    "h": 205.714,
    "s": 66.216,
    "l": 29.02
  },
  "oklch": {
    "l": 0.42048,
    "c": 0.09037,
    "h": 245.4
  },
  "luminance": 0.07522
}

Semantic roles & 50–950 ramp

primary
#19517B
secondary
#AF7040
accent
#883FE9
background
#F6F7F9
surface
#EBEEF2
border
#C6C9CC
text
#060A0F
muted
#7A7C7E

Preview Lab

Preview with #19517B

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

Preview Lab → · Contrast checker → · Palette generator →

#19517B Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva