#15366F#15366F

#15366F is a dark, moderate blue. Relative luminance 0.039; OKLCH L 34.4% C 0.106 H 260.5°. Best body text is #FFFFFF at 11.74:1 contrast (WCAG AA passes).

Color values

HEX#15366F
RGBrgb(21, 54, 111)
HSLhsl(218, 68%, 26%)
HSVhsv(218, 81%, 44%)
CMYKcmyk(81.1%, 51.4%, 0%, 56.5%)
CIE-LABlab(23.49, 10.63, -36.48)
CIE-LCHlch(23.49, 38.00, 286.24°)
OKLaboklab(34.39% -0.0175 -0.1049)
OKLCHoklch(34.39% 0.106 260.5)
XYZxyz(4.4966, 3.9449, 15.5603)
Luminance0.0394 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#15366F #6F4E15
analogous
#15636F #15366F #21156F
triadic
#15366F #6F1536 #366F15
tetradic
#15366F #6F1563 #6F4E15 #156F21
square
#15366F #6F1563 #6F4E15 #156F21
split-complementary
#15366F #6F2115 #636F15
monochromatic
#050D1A #0B1D3C #15366F #1F4FA2 #2868D6

Accessibility & contrast

On white

11.74
#15366F on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.79
#15366F on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #15366F
11.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##15366F#FFFFFF#000000##FFFFFF
##15366F1.0011.741.7911.74
#FFFFFF11.741.0021.001.00
#0000001.7921.001.0021.00
##FFFFFF11.741.0021.001.00

Color blindness preview

Protanopia (red-blind)
#153C71
Deuteranopia (green-blind)
#00346E
Tritanopia (blue-blind)
#00444D
Achromatopsia (no color)
#383838

Design tokens & code

CSS
--color: #15366f;
/* rgb */ color: rgb(21, 54, 111);
/* oklch */ color: oklch(34.4% 0.106 260.5);
Tailwind
colors: {
  custom: {
    50: '#626c99',
    500: '#15366f',
    950: '#000000',
  },
}
SCSS
$custom: #15366f;
$custom-light: #626c99;
$custom-dark: #000000;
JSON
{
  "hex": "#15366f",
  "rgb": {
    "r": 21,
    "g": 54,
    "b": 111
  },
  "hsl": {
    "h": 218,
    "s": 68.182,
    "l": 25.882
  },
  "oklch": {
    "l": 0.34388,
    "c": 0.10631,
    "h": 260.5
  },
  "luminance": 0.03945
}

Semantic roles & 50–950 ramp

primary
#15366F
secondary
#A57E3A
accent
#AB3DEB
background
#F6F6F9
surface
#EBEBF2
border
#C6C6CC
text
#06060E
muted
#7A7A7E

Preview Lab

Preview with #15366F

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

Preview Lab → · Contrast checker → · Palette generator →

#15366F Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva