#15104E#15104E

#15104E is a very dark, moderate blue. Relative luminance 0.011; OKLCH L 23.2% C 0.108 H 277.4°. Best body text is #FFFFFF at 17.27:1 contrast (WCAG AA passes).

Color values

HEX#15104E
RGBrgb(21, 16, 78)
HSLhsl(245, 66%, 18%)
HSVhsv(245, 79%, 31%)
CMYKcmyk(73.1%, 79.5%, 0%, 69.4%)
CIE-LABlab(9.64, 24.45, -37.10)
CIE-LCHlch(9.64, 44.43, 303.38°)
OKLaboklab(23.15% 0.0139 -0.1072)
OKLCHoklch(23.15% 0.108 277.4)
XYZxyz(1.8693, 1.0799, 7.3162)
Luminance0.0108 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#15104E #494E10
analogous
#102A4E #15104E #34104E
triadic
#15104E #4E1510 #104E15
tetradic
#15104E #4E102A #494E10 #104E34
square
#15104E #4E102A #494E10 #104E34
split-complementary
#15104E #4E3410 #2A4E10
monochromatic
#070519 #07061B #15104E #231A81 #3025B4

Accessibility & contrast

On white

17.27
#15104E on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.22
#15104E on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #15104E
17.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##15104E#FFFFFF#000000##FFFFFF
##15104E1.0017.271.2217.27
#FFFFFF17.271.0021.001.00
#0000001.2221.001.0021.00
##FFFFFF17.271.0021.001.00

Color blindness preview

Protanopia (red-blind)
#001D50
Deuteranopia (green-blind)
#00184D
Tritanopia (blue-blind)
#00212D
Achromatopsia (no color)
#1B1B1B

Design tokens & code

CSS
--color: #15104e;
/* rgb */ color: rgb(21, 16, 78);
/* oklch */ color: oklch(23.2% 0.108 277.4);
Tailwind
colors: {
  custom: {
    50: '#5c4f80',
    500: '#15104e',
    950: '#000000',
  },
}
SCSS
$custom: #15104e;
$custom-light: #5c4f80;
$custom-dark: #000000;
JSON
{
  "hex": "#15104e",
  "rgb": {
    "r": 21,
    "g": 16,
    "b": 78
  },
  "hsl": {
    "h": 244.839,
    "s": 65.957,
    "l": 18.431
  },
  "oklch": {
    "l": 0.23154,
    "c": 0.10806,
    "h": 277.4
  },
  "luminance": 0.0108
}

Semantic roles & 50–950 ramp

primary
#15104E
secondary
#818832
accent
#E93FDB
background
#F5F4F7
surface
#E9E7EE
border
#C5C3C9
text
#05020A
muted
#79787C

Preview Lab

Preview with #15104E

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

Preview Lab → · Contrast checker → · Palette generator →

#15104E Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva