#15497C#15497C

#15497C is a dark, moderate cyan. Relative luminance 0.064; OKLCH L 40.0% C 0.101 H 251.7°. Best body text is #FFFFFF at 9.23:1 contrast (WCAG AA passes).

Color values

HEX#15497C
RGBrgb(21, 73, 124)
HSLhsl(210, 71%, 28%)
HSVhsv(210, 83%, 49%)
CMYKcmyk(83.1%, 41.1%, 0%, 51.4%)
CIE-LABlab(30.35, 2.87, -33.71)
CIE-LCHlch(30.35, 33.83, 274.87°)
OKLaboklab(39.98% -0.0319 -0.0963)
OKLCHoklch(39.98% 0.101 251.7)
XYZxyz(6.3285, 6.3790, 19.9626)
Luminance0.0638 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#15497C #7C4815
analogous
#157C7B #15497C #15157C
triadic
#15497C #7C1549 #497C15
tetradic
#15497C #7B157C #7C4815 #157C15
square
#15497C #7B157C #7C4815 #157C15
split-complementary
#15497C #7C1515 #7C7B15
monochromatic
#040F1A #0C2A48 #15497C #1E68B0 #3087DC

Accessibility & contrast

On white

9.23
#15497C on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.28
#15497C on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #15497C
9.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##15497C#FFFFFF#000000##FFFFFF
##15497C1.009.232.289.23
#FFFFFF9.231.0021.001.00
#0000002.2821.001.0021.00
##FFFFFF9.231.0021.001.00

Color blindness preview

Protanopia (red-blind)
#304D7E
Deuteranopia (green-blind)
#20437B
Tritanopia (blue-blind)
#00555C
Achromatopsia (no color)
#474747

Design tokens & code

CSS
--color: #15497c;
/* rgb */ color: rgb(21, 73, 124);
/* oklch */ color: oklch(40.0% 0.101 251.7);
Tailwind
colors: {
  custom: {
    50: '#657ba2',
    500: '#15497c',
    950: '#000000',
  },
}
SCSS
$custom: #15497c;
$custom-light: #657ba2;
$custom-dark: #000000;
JSON
{
  "hex": "#15497c",
  "rgb": {
    "r": 21,
    "g": 73,
    "b": 124
  },
  "hsl": {
    "h": 209.709,
    "s": 71.034,
    "l": 28.431
  },
  "oklch": {
    "l": 0.39983,
    "c": 0.10144,
    "h": 251.7
  },
  "luminance": 0.0638
}

Semantic roles & 50–950 ramp

primary
#15497C
secondary
#B1763C
accent
#933AEE
background
#F6F7FA
surface
#EBEDF3
border
#C6C8CD
text
#06090F
muted
#7A7B7F

Preview Lab

Preview with #15497C

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

Preview Lab → · Contrast checker → · Palette generator →

#15497C Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva