#101C49#101C49

#101C49 is a very dark, moderate blue. Relative luminance 0.014; OKLCH L 24.7% C 0.085 H 268.2°. Best body text is #FFFFFF at 16.35:1 contrast (WCAG AA passes).

Color values

HEX#101C49
RGBrgb(16, 28, 73)
HSLhsl(227, 64%, 17%)
HSVhsv(227, 78%, 29%)
CMYKcmyk(78.1%, 61.6%, 0%, 71.4%)
CIE-LABlab(12.10, 12.92, -29.64)
CIE-LCHlch(12.10, 32.33, 293.55°)
OKLaboklab(24.71% -0.0027 -0.0853)
OKLCHoklch(24.71% 0.085 268.2)
XYZxyz(1.8311, 1.4215, 6.4799)
Luminance0.0142 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#101C49 #493D10
analogous
#103949 #101C49 #201049
triadic
#101C49 #49101C #1C4910
tetradic
#101C49 #491039 #493D10 #104920
square
#101C49 #491039 #493D10 #104920
split-complementary
#101C49 #492010 #394910
monochromatic
#060A19 #060A19 #101C49 #1B2F7B #2643AD

Accessibility & contrast

On white

16.35
#101C49 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.28
#101C49 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #101C49
16.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##101C49#FFFFFF#000000##FFFFFF
##101C491.0016.351.2816.35
#FFFFFF16.351.0021.001.00
#0000001.2821.001.0021.00
##FFFFFF16.351.0021.001.00

Color blindness preview

Protanopia (red-blind)
#00224B
Deuteranopia (green-blind)
#001D48
Tritanopia (blue-blind)
#00272F
Achromatopsia (no color)
#202020

Design tokens & code

CSS
--color: #101c49;
/* rgb */ color: rgb(16, 28, 73);
/* oklch */ color: oklch(24.7% 0.085 268.2);
Tailwind
colors: {
  custom: {
    50: '#57577c',
    500: '#101c49',
    950: '#000000',
  },
}
SCSS
$custom: #101c49;
$custom-light: #57577c;
$custom-dark: #000000;
JSON
{
  "hex": "#101c49",
  "rgb": {
    "r": 16,
    "g": 28,
    "b": 73
  },
  "hsl": {
    "h": 227.368,
    "s": 64.045,
    "l": 17.451
  },
  "oklch": {
    "l": 0.24708,
    "c": 0.08538,
    "h": 268.2
  },
  "luminance": 0.01422
}

Semantic roles & 50–950 ramp

primary
#101C49
secondary
#837232
accent
#C441E7
background
#F5F5F7
surface
#E9E9EE
border
#C5C5C9
text
#040309
muted
#79787B

Preview Lab

Preview with #101C49

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

Preview Lab → · Contrast checker → · Palette generator →

#101C49 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva