#18729F#18729F

#18729F is a mid, moderate cyan. Relative luminance 0.147; OKLCH L 52.4% C 0.106 H 236.9°. Best body text is #FFFFFF at 5.32:1 contrast (WCAG AA passes).

Color values

HEX#18729F
RGBrgb(24, 114, 159)
HSLhsl(200, 74%, 36%)
HSVhsv(200, 85%, 62%)
CMYKcmyk(84.9%, 28.3%, 0%, 37.6%)
CIE-LABlab(45.26, -8.78, -31.34)
CIE-LCHlch(45.26, 32.55, 254.34°)
OKLaboklab(52.39% -0.0579 -0.0887)
OKLCHoklch(52.39% 0.106 236.9)
XYZxyz(12.6495, 14.7304, 34.9707)
Luminance0.1473 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#18729F #9F4518
analogous
#189F88 #18729F #182E9F
triadic
#18729F #9F1872 #729F18
tetradic
#18729F #88189F #9F4518 #2E9F18
square
#18729F #88189F #9F4518 #2E9F18
split-complementary
#18729F #9F182E #9F8818
monochromatic
#082635 #104C6A #18729F #2098D4 #4DB2E4

Accessibility & contrast

On white

5.32
#18729F on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

3.95
#18729F on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #18729F
5.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##18729F#FFFFFF#000000##FFFFFF
##18729F1.005.323.955.32
#FFFFFF5.321.0021.001.00
#0000003.9521.001.0021.00
##FFFFFF5.321.0021.001.00

Color blindness preview

Protanopia (red-blind)
#5C72A1
Deuteranopia (green-blind)
#4A669E
Tritanopia (blue-blind)
#007E82
Achromatopsia (no color)
#6B6B6B

Design tokens & code

CSS
--color: #18729f;
/* rgb */ color: rgb(24, 114, 159);
/* oklch */ color: oklch(52.4% 0.106 236.9);
Tailwind
colors: {
  custom: {
    50: '#6e9abb',
    500: '#18729f',
    950: '#000000',
  },
}
SCSS
$custom: #18729f;
$custom-light: #6e9abb;
$custom-dark: #000000;
JSON
{
  "hex": "#18729f",
  "rgb": {
    "r": 24,
    "g": 114,
    "b": 159
  },
  "hsl": {
    "h": 200,
    "s": 73.77,
    "l": 35.882
  },
  "oklch": {
    "l": 0.5239,
    "c": 0.10592,
    "h": 236.9
  },
  "luminance": 0.14732
}

Semantic roles & 50–950 ramp

primary
#18729F
secondary
#C6754D
accent
#7537F0
background
#F7F9FB
surface
#EDF2F6
border
#C8CCD0
text
#080E12
muted
#7B7E81

Preview Lab

Preview with #18729F

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

Preview Lab → · Contrast checker → · Palette generator →

#18729F Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva