#15447B#15447B

#15447B is a dark, moderate cyan. Relative luminance 0.057; OKLCH L 38.7% C 0.106 H 254.9°. Best body text is #FFFFFF at 9.79:1 contrast (WCAG AA passes).

Color values

HEX#15447B
RGBrgb(21, 68, 123)
HSLhsl(212, 71%, 28%)
HSVhsv(212, 83%, 48%)
CMYKcmyk(82.9%, 44.7%, 0%, 51.8%)
CIE-LABlab(28.70, 5.85, -35.71)
CIE-LCHlch(28.70, 36.19, 279.30°)
OKLaboklab(38.68% -0.0276 -0.1023)
OKLCHoklch(38.68% 0.106 254.9)
XYZxyz(5.9502, 5.7230, 19.5261)
Luminance0.0572 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#15447B #7B4C15
analogous
#15777B #15447B #19157B
triadic
#15447B #7B1544 #447B15
tetradic
#15447B #7B1577 #7B4C15 #157B19
square
#15447B #7B1577 #7B4C15 #157B19
split-complementary
#15447B #7B1915 #777B15
monochromatic
#040E1A #0C2747 #15447B #1E61AF #2F7EDB

Accessibility & contrast

On white

9.79
#15447B on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.14
#15447B on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #15447B
9.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##15447B#FFFFFF#000000##FFFFFF
##15447B1.009.792.149.79
#FFFFFF9.791.0021.001.00
#0000002.1421.001.0021.00
##FFFFFF9.791.0021.001.00

Color blindness preview

Protanopia (red-blind)
#28497D
Deuteranopia (green-blind)
#153F7A
Tritanopia (blue-blind)
#005159
Achromatopsia (no color)
#444444

Design tokens & code

CSS
--color: #15447b;
/* rgb */ color: rgb(21, 68, 123);
/* oklch */ color: oklch(38.7% 0.106 254.9);
Tailwind
colors: {
  custom: {
    50: '#6477a1',
    500: '#15447b',
    950: '#000000',
  },
}
SCSS
$custom: #15447b;
$custom-light: #6477a1;
$custom-dark: #000000;
JSON
{
  "hex": "#15447b",
  "rgb": {
    "r": 21,
    "g": 68,
    "b": 123
  },
  "hsl": {
    "h": 212.353,
    "s": 70.833,
    "l": 28.235
  },
  "oklch": {
    "l": 0.38679,
    "c": 0.10595,
    "h": 254.9
  },
  "luminance": 0.05724
}

Semantic roles & 50–950 ramp

primary
#15447B
secondary
#B07A3B
accent
#9B3AEE
background
#F6F7FA
surface
#EBEDF3
border
#C6C8CD
text
#06080F
muted
#7A7B7F

Preview Lab

Preview with #15447B

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

Preview Lab → · Contrast checker → · Palette generator →

#15447B Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva