#18648D#18648D

#18648D is a mid, moderate cyan. Relative luminance 0.112; OKLCH L 47.9% C 0.096 H 238.1°. Best body text is #FFFFFF at 6.47:1 contrast (WCAG AA passes).

Color values

HEX#18648D
RGBrgb(24, 100, 141)
HSLhsl(201, 71%, 32%)
HSVhsv(201, 83%, 55%)
CMYKcmyk(83%, 29.1%, 0%, 44.7%)
CIE-LABlab(39.97, -7.26, -28.92)
CIE-LCHlch(39.97, 29.82, 255.92°)
OKLaboklab(47.89% -0.0508 -0.0819)
OKLCHoklch(47.89% 0.096 238.1)
XYZxyz(9.7397, 11.2304, 26.8485)
Luminance0.1123 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#18648D #8D4118
analogous
#188D7C #18648D #18298D
triadic
#18648D #8D1864 #648D18
tetradic
#18648D #7C188D #8D4118 #298D18
square
#18648D #7C188D #8D4118 #298D18
split-complementary
#18648D #8D1829 #8D7C18
monochromatic
#061A24 #0F3F59 #18648D #2189C1 #41A7DF

Accessibility & contrast

On white

6.47
#18648D on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

3.25
#18648D on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #18648D
6.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##18648D#FFFFFF#000000##FFFFFF
##18648D1.006.473.256.47
#FFFFFF6.471.0021.001.00
#0000003.2521.001.0021.00
##FFFFFF6.471.0021.001.00

Color blindness preview

Protanopia (red-blind)
#50648F
Deuteranopia (green-blind)
#41598C
Tritanopia (blue-blind)
#006E72
Achromatopsia (no color)
#5E5E5E

Design tokens & code

CSS
--color: #18648d;
/* rgb */ color: rgb(24, 100, 141);
/* oklch */ color: oklch(47.9% 0.096 238.1);
Tailwind
colors: {
  custom: {
    50: '#6a90ae',
    500: '#18648d',
    950: '#000000',
  },
}
SCSS
$custom: #18648d;
$custom-light: #6a90ae;
$custom-dark: #000000;
JSON
{
  "hex": "#18648d",
  "rgb": {
    "r": 24,
    "g": 100,
    "b": 141
  },
  "hsl": {
    "h": 201.026,
    "s": 70.909,
    "l": 32.353
  },
  "oklch": {
    "l": 0.4789,
    "c": 0.09636,
    "h": 238.1
  },
  "luminance": 0.11232
}

Semantic roles & 50–950 ramp

primary
#18648D
secondary
#BF6E42
accent
#793AEE
background
#F6F8FA
surface
#ECF0F4
border
#C7CBCE
text
#070C10
muted
#7A7D7F

Preview Lab

Preview with #18648D

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

Preview Lab → · Contrast checker → · Palette generator →

#18648D Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva