#15105C#15105C

#15105C is a very dark, vivid blue. Relative luminance 0.013; OKLCH L 24.8% C 0.127 H 274.7°. Best body text is #FFFFFF at 16.66:1 contrast (WCAG AA passes).

Color values

HEX#15105C
RGBrgb(21, 16, 92)
HSLhsl(244, 70%, 21%)
HSVhsv(244, 83%, 36%)
CMYKcmyk(77.2%, 82.6%, 0%, 63.9%)
CIE-LABlab(11.29, 29.57, -43.91)
CIE-LCHlch(11.29, 52.94, 303.95°)
OKLaboklab(24.82% 0.0105 -0.127)
OKLCHoklch(24.82% 0.127 274.7)
XYZxyz(2.4257, 1.3025, 10.2467)
Luminance0.0130 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#15105C #575C10
analogous
#10315C #15105C #3B105C
triadic
#15105C #5C1510 #105C15
tetradic
#15105C #5C1031 #575C10 #105C3B
square
#15105C #5C1031 #575C10 #105C3B
split-complementary
#15105C #5C3B10 #315C10
monochromatic
#06051A #090728 #15105C #211990 #2D22C4

Accessibility & contrast

On white

16.66
#15105C on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.26
#15105C on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #15105C
16.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##15105C#FFFFFF#000000##FFFFFF
##15105C1.0016.661.2616.66
#FFFFFF16.661.0021.001.00
#0000001.2621.001.0021.00
##FFFFFF16.661.0021.001.00

Color blindness preview

Protanopia (red-blind)
#00215E
Deuteranopia (green-blind)
#001B5B
Tritanopia (blue-blind)
#002735
Achromatopsia (no color)
#1E1E1E

Design tokens & code

CSS
--color: #15105c;
/* rgb */ color: rgb(21, 16, 92);
/* oklch */ color: oklch(24.8% 0.127 274.7);
Tailwind
colors: {
  custom: {
    50: '#60508b',
    500: '#15105c',
    950: '#000000',
  },
}
SCSS
$custom: #15105c;
$custom-light: #60508b;
$custom-dark: #000000;
JSON
{
  "hex": "#15105c",
  "rgb": {
    "r": 21,
    "g": 16,
    "b": 92
  },
  "hsl": {
    "h": 243.947,
    "s": 70.37,
    "l": 21.176
  },
  "oklch": {
    "l": 0.24815,
    "c": 0.12744,
    "h": 274.7
  },
  "luminance": 0.01303
}

Semantic roles & 50–950 ramp

primary
#15105C
secondary
#8F9533
accent
#ED3BE1
background
#F6F4F8
surface
#EBE7F0
border
#C6C3CB
text
#05020C
muted
#7A787D

Preview Lab

Preview with #15105C

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

Preview Lab → · Contrast checker → · Palette generator →

#15105C Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva