#18739F#18739F

#18739F is a mid, moderate cyan. Relative luminance 0.150; OKLCH L 52.6% C 0.105 H 236.0°. Best body text is #FFFFFF at 5.26:1 contrast (WCAG AA passes).

Color values

HEX#18739F
RGBrgb(24, 115, 159)
HSLhsl(200, 74%, 36%)
HSVhsv(200, 85%, 62%)
CMYKcmyk(84.9%, 27.7%, 0%, 37.6%)
CIE-LABlab(45.58, -9.37, -30.85)
CIE-LCHlch(45.58, 32.24, 253.10°)
OKLaboklab(52.64% -0.0588 -0.0873)
OKLCHoklch(52.64% 0.105 236)
XYZxyz(12.7629, 14.9572, 35.0085)
Luminance0.1496 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#18739F #9F4418
analogous
#189F87 #18739F #182F9F
triadic
#18739F #9F1873 #739F18
tetradic
#18739F #87189F #9F4418 #2F9F18
square
#18739F #87189F #9F4418 #2F9F18
split-complementary
#18739F #9F182F #9F8718
monochromatic
#082635 #104D6A #18739F #2099D4 #4DB3E4

Accessibility & contrast

On white

5.26
#18739F on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

3.99
#18739F on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #18739F
5.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##18739F#FFFFFF#000000##FFFFFF
##18739F1.005.263.995.26
#FFFFFF5.261.0021.001.00
#0000003.9921.001.0021.00
##FFFFFF5.261.0021.001.00

Color blindness preview

Protanopia (red-blind)
#5E73A1
Deuteranopia (green-blind)
#4C679E
Tritanopia (blue-blind)
#007E82
Achromatopsia (no color)
#6C6C6C

Design tokens & code

CSS
--color: #18739f;
/* rgb */ color: rgb(24, 115, 159);
/* oklch */ color: oklch(52.6% 0.105 236.0);
Tailwind
colors: {
  custom: {
    50: '#6e9bbb',
    500: '#18739f',
    950: '#000000',
  },
}
SCSS
$custom: #18739f;
$custom-light: #6e9bbb;
$custom-dark: #000000;
JSON
{
  "hex": "#18739f",
  "rgb": {
    "r": 24,
    "g": 115,
    "b": 159
  },
  "hsl": {
    "h": 199.556,
    "s": 73.77,
    "l": 35.882
  },
  "oklch": {
    "l": 0.52639,
    "c": 0.10524,
    "h": 236
  },
  "luminance": 0.14959
}

Semantic roles & 50–950 ramp

primary
#18739F
secondary
#C6744D
accent
#7437F0
background
#F7F9FB
surface
#EDF2F6
border
#C8CCD0
text
#090E12
muted
#7B7E81

Preview Lab

Preview with #18739F

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

Preview Lab → · Contrast checker → · Palette generator →

#18739F Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva