#101855#101855

#101855 is a dark, moderate blue. Relative luminance 0.014; OKLCH L 25.1% C 0.110 H 270.2°. Best body text is #FFFFFF at 16.36:1 contrast (WCAG AA passes).

Color values

HEX#101855
RGBrgb(16, 24, 85)
HSLhsl(233, 68%, 20%)
HSVhsv(233, 81%, 33%)
CMYKcmyk(81.2%, 71.8%, 0%, 66.7%)
CIE-LABlab(12.08, 21.00, -37.89)
CIE-LCHlch(12.08, 43.32, 298.99°)
OKLaboklab(25.05% 0.0005 -0.1096)
OKLCHoklch(25.05% 0.11 270.2)
XYZxyz(2.1795, 1.4191, 8.7516)
Luminance0.0142 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#101855 #554D10
analogous
#103B55 #101855 #2A1055
triadic
#101855 #551018 #185510
tetradic
#101855 #55103B #554D10 #10552A
square
#101855 #55103B #554D10 #10552A
split-complementary
#101855 #552A10 #3B5510
monochromatic
#05071A #060921 #101855 #1A2789 #2335BC

Accessibility & contrast

On white

16.36
#101855 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.28
#101855 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #101855
16.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##101855#FFFFFF#000000##FFFFFF
##1018551.0016.361.2816.36
#FFFFFF16.361.0021.001.00
#0000001.2821.001.0021.00
##FFFFFF16.361.0021.001.00

Color blindness preview

Protanopia (red-blind)
#002357
Deuteranopia (green-blind)
#001C54
Tritanopia (blue-blind)
#002834
Achromatopsia (no color)
#202020

Design tokens & code

CSS
--color: #101855;
/* rgb */ color: rgb(16, 24, 85);
/* oklch */ color: oklch(25.1% 0.110 270.2);
Tailwind
colors: {
  custom: {
    50: '#5b5486',
    500: '#101855',
    950: '#000000',
  },
}
SCSS
$custom: #101855;
$custom-light: #5b5486;
$custom-dark: #000000;
JSON
{
  "hex": "#101855",
  "rgb": {
    "r": 16,
    "g": 24,
    "b": 85
  },
  "hsl": {
    "h": 233.043,
    "s": 68.317,
    "l": 19.804
  },
  "oklch": {
    "l": 0.25054,
    "c": 0.1096,
    "h": 270.2
  },
  "luminance": 0.01419
}

Semantic roles & 50–950 ramp

primary
#101855
secondary
#8F8432
accent
#D73DEB
background
#F5F4F8
surface
#E9E7EF
border
#C5C3CA
text
#04030B
muted
#79787C

Preview Lab

Preview with #101855

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

Preview Lab → · Contrast checker → · Palette generator →

#101855 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva