#18447A#18447A

#18447A is a dark, moderate cyan. Relative luminance 0.057; OKLCH L 38.7% C 0.104 H 255.5°. Best body text is #FFFFFF at 9.78:1 contrast (WCAG AA passes).

Color values

HEX#18447A
RGBrgb(24, 68, 122)
HSLhsl(213, 67%, 29%)
HSVhsv(213, 80%, 48%)
CMYKcmyk(80.3%, 44.3%, 0%, 52.2%)
CIE-LABlab(28.73, 5.80, -35.04)
CIE-LCHlch(28.73, 35.51, 279.39°)
OKLaboklab(38.7% -0.026 -0.1003)
OKLCHoklch(38.7% 0.104 255.5)
XYZxyz(5.9554, 5.7329, 19.2013)
Luminance0.0573 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#18447A #7A4E18
analogous
#18757A #18447A #1D187A
triadic
#18447A #7A1844 #447A18
tetradic
#18447A #7A1875 #7A4E18 #187A1D
square
#18447A #7A1875 #7A4E18 #187A1D
split-complementary
#18447A #7A1D18 #757A18
monochromatic
#050E1A #0E2747 #18447A #2261AD #357ED7

Accessibility & contrast

On white

9.78
#18447A on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.15
#18447A on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #18447A
9.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##18447A#FFFFFF#000000##FFFFFF
##18447A1.009.782.159.78
#FFFFFF9.781.0021.001.00
#0000002.1521.001.0021.00
##FFFFFF9.781.0021.001.00

Color blindness preview

Protanopia (red-blind)
#29497C
Deuteranopia (green-blind)
#174079
Tritanopia (blue-blind)
#005159
Achromatopsia (no color)
#444444

Design tokens & code

CSS
--color: #18447a;
/* rgb */ color: rgb(24, 68, 122);
/* oklch */ color: oklch(38.7% 0.104 255.5);
Tailwind
colors: {
  custom: {
    50: '#6577a1',
    500: '#18447a',
    950: '#000000',
  },
}
SCSS
$custom: #18447a;
$custom-light: #6577a1;
$custom-dark: #000000;
JSON
{
  "hex": "#18447a",
  "rgb": {
    "r": 24,
    "g": 68,
    "b": 122
  },
  "hsl": {
    "h": 213.061,
    "s": 67.123,
    "l": 28.627
  },
  "oklch": {
    "l": 0.38704,
    "c": 0.10359,
    "h": 255.5
  },
  "luminance": 0.05734
}

Semantic roles & 50–950 ramp

primary
#18447A
secondary
#AF7D3F
accent
#9D3EEA
background
#F6F7F9
surface
#EBEDF2
border
#C6C8CC
text
#06080F
muted
#7A7B7E

Preview Lab

Preview with #18447A

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

Preview Lab → · Contrast checker → · Palette generator →

#18447A Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva