#15518F#15518F

#15518F is a dark, moderate cyan. Relative luminance 0.080; OKLCH L 43.2% C 0.118 H 253.2°. Best body text is #FFFFFF at 8.06:1 contrast (WCAG AA passes).

Color values

HEX#15518F
RGBrgb(21, 81, 143)
HSLhsl(210, 74%, 32%)
HSVhsv(210, 85%, 56%)
CMYKcmyk(85.3%, 43.4%, 0%, 43.9%)
CIE-LABlab(34.04, 5.32, -39.53)
CIE-LCHlch(34.04, 39.89, 277.67°)
OKLaboklab(43.24% -0.0342 -0.1132)
OKLCHoklch(43.24% 0.118 253.2)
XYZxyz(8.2077, 8.0264, 27.0979)
Luminance0.0803 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#15518F #8F5315
analogous
#158E8F #15518F #16158F
triadic
#15518F #8F1551 #518F15
tetradic
#15518F #8F158E #8F5315 #158F16
square
#15518F #8F158E #8F5315 #158F16
split-complementary
#15518F #8F1615 #8E8F15
monochromatic
#051524 #0D335A #15518F #1D6FC4 #3C8EE2

Accessibility & contrast

On white

8.06
#15518F on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.61
#15518F on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #15518F
8.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##15518F#FFFFFF#000000##FFFFFF
##15518F1.008.062.618.06
#FFFFFF8.061.0021.001.00
#0000002.6121.001.0021.00
##FFFFFF8.061.0021.001.00

Color blindness preview

Protanopia (red-blind)
#325691
Deuteranopia (green-blind)
#1B4B8E
Tritanopia (blue-blind)
#006069
Achromatopsia (no color)
#505050

Design tokens & code

CSS
--color: #15518f;
/* rgb */ color: rgb(21, 81, 143);
/* oklch */ color: oklch(43.2% 0.118 253.2);
Tailwind
colors: {
  custom: {
    50: '#6981b0',
    500: '#15518f',
    950: '#000000',
  },
}
SCSS
$custom: #15518f;
$custom-light: #6981b0;
$custom-dark: #000000;
JSON
{
  "hex": "#15518f",
  "rgb": {
    "r": 21,
    "g": 81,
    "b": 143
  },
  "hsl": {
    "h": 210.492,
    "s": 74.39,
    "l": 32.157
  },
  "oklch": {
    "l": 0.43242,
    "c": 0.11832,
    "h": 253.2
  },
  "luminance": 0.08027
}

Semantic roles & 50–950 ramp

primary
#15518F
secondary
#C2813E
accent
#9537F1
background
#F6F7FA
surface
#ECEEF5
border
#C7C9CF
text
#070A10
muted
#7A7C7F

Preview Lab

Preview with #15518F

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

Preview Lab → · Contrast checker → · Palette generator →

#15518F Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva