#15558F#15558F

#15558F is a dark, moderate cyan. Relative luminance 0.086; OKLCH L 44.2% C 0.114 H 250.7°. Best body text is #FFFFFF at 7.70:1 contrast (WCAG AA passes).

Color values

HEX#15558F
RGBrgb(21, 85, 143)
HSLhsl(209, 74%, 32%)
HSVhsv(209, 85%, 56%)
CMYKcmyk(85.3%, 40.6%, 0%, 43.9%)
CIE-LABlab(35.28, 2.69, -37.55)
CIE-LCHlch(35.28, 37.64, 274.09°)
OKLaboklab(44.21% -0.0377 -0.1073)
OKLCHoklch(44.21% 0.114 250.7)
XYZxyz(8.5138, 8.6385, 27.2000)
Luminance0.0864 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#15558F #8F4F15
analogous
#158F8C #15558F #15188F
triadic
#15558F #8F1555 #558F15
tetradic
#15558F #8C158F #8F4F15 #188F15
square
#15558F #8C158F #8F4F15 #188F15
split-complementary
#15558F #8F1518 #8F8C15
monochromatic
#051624 #0D355A #15558F #1D75C4 #3C93E2

Accessibility & contrast

On white

7.70
#15558F on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.73
#15558F on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #15558F
7.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##15558F#FFFFFF#000000##FFFFFF
##15558F1.007.702.737.70
#FFFFFF7.701.0021.001.00
#0000002.7321.001.0021.00
##FFFFFF7.701.0021.001.00

Color blindness preview

Protanopia (red-blind)
#395991
Deuteranopia (green-blind)
#254E8E
Tritanopia (blue-blind)
#00636B
Achromatopsia (no color)
#535353

Design tokens & code

CSS
--color: #15558f;
/* rgb */ color: rgb(21, 85, 143);
/* oklch */ color: oklch(44.2% 0.114 250.7);
Tailwind
colors: {
  custom: {
    50: '#6984b0',
    500: '#15558f',
    950: '#000000',
  },
}
SCSS
$custom: #15558f;
$custom-light: #6984b0;
$custom-dark: #000000;
JSON
{
  "hex": "#15558f",
  "rgb": {
    "r": 21,
    "g": 85,
    "b": 143
  },
  "hsl": {
    "h": 208.525,
    "s": 74.39,
    "l": 32.157
  },
  "oklch": {
    "l": 0.44211,
    "c": 0.11376,
    "h": 250.7
  },
  "luminance": 0.0864
}

Semantic roles & 50–950 ramp

primary
#15558F
secondary
#C27D3E
accent
#8F37F1
background
#F6F8FA
surface
#ECEFF5
border
#C7CACF
text
#070A10
muted
#7A7C7F

Preview Lab

Preview with #15558F

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

Preview Lab → · Contrast checker → · Palette generator →

#15558F Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva