#15386B#15386B

#15386B is a dark, moderate blue. Relative luminance 0.040; OKLCH L 34.6% C 0.098 H 258.2°. Best body text is #FFFFFF at 11.60:1 contrast (WCAG AA passes).

Color values

HEX#15386B
RGBrgb(21, 56, 107)
HSLhsl(216, 67%, 25%)
HSVhsv(216, 80%, 42%)
CMYKcmyk(80.4%, 47.7%, 0%, 58%)
CIE-LABlab(23.83, 7.52, -33.36)
CIE-LCHlch(23.83, 34.19, 282.70°)
OKLaboklab(34.56% -0.02 -0.0956)
OKLCHoklch(34.56% 0.098 258.2)
XYZxyz(4.3763, 4.0488, 14.4579)
Luminance0.0405 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#15386B #6B4815
analogous
#15636B #15386B #1D156B
triadic
#15386B #6B1538 #386B15
tetradic
#15386B #6B1563 #6B4815 #156B1D
square
#15386B #6B1563 #6B4815 #156B1D
split-complementary
#15386B #6B1D15 #636B15
monochromatic
#050D1A #0B1D38 #15386B #1F539E #296ED1

Accessibility & contrast

On white

11.60
#15386B on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.81
#15386B on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #15386B
11.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##15386B#FFFFFF#000000##FFFFFF
##15386B1.0011.601.8111.60
#FFFFFF11.601.0021.001.00
#0000001.8121.001.0021.00
##FFFFFF11.601.0021.001.00

Color blindness preview

Protanopia (red-blind)
#1E3D6D
Deuteranopia (green-blind)
#0B356A
Tritanopia (blue-blind)
#00444C
Achromatopsia (no color)
#393939

Design tokens & code

CSS
--color: #15386b;
/* rgb */ color: rgb(21, 56, 107);
/* oklch */ color: oklch(34.6% 0.098 258.2);
Tailwind
colors: {
  custom: {
    50: '#616e96',
    500: '#15386b',
    950: '#000000',
  },
}
SCSS
$custom: #15386b;
$custom-light: #616e96;
$custom-dark: #000000;
JSON
{
  "hex": "#15386b",
  "rgb": {
    "r": 21,
    "g": 56,
    "b": 107
  },
  "hsl": {
    "h": 215.581,
    "s": 67.188,
    "l": 25.098
  },
  "oklch": {
    "l": 0.34561,
    "c": 0.09771,
    "h": 258.2
  },
  "luminance": 0.04049
}

Semantic roles & 50–950 ramp

primary
#15386B
secondary
#A2783A
accent
#A43EEA
background
#F6F6F9
surface
#EBEBF2
border
#C6C6CC
text
#05070D
muted
#7A7A7E

Preview Lab

Preview with #15386B

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

Preview Lab → · Contrast checker → · Palette generator →

#15386B Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva