#101748#101748

#101748 is a very dark, moderate blue. Relative luminance 0.012; OKLCH L 23.5% C 0.091 H 271.3°. Best body text is #FFFFFF at 16.96:1 contrast (WCAG AA passes).

Color values

HEX#101748
RGBrgb(16, 23, 72)
HSLhsl(233, 64%, 17%)
HSVhsv(233, 78%, 28%)
CMYKcmyk(77.8%, 68.1%, 0%, 71.8%)
CIE-LABlab(10.49, 16.31, -31.56)
CIE-LCHlch(10.49, 35.53, 297.33°)
OKLaboklab(23.48% 0.002 -0.0911)
OKLCHoklch(23.48% 0.091 271.3)
XYZxyz(1.6894, 1.1907, 6.2704)
Luminance0.0119 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#101748 #484110
analogous
#103348 #101748 #251048
triadic
#101748 #481017 #174810
tetradic
#101748 #481033 #484110 #104825
square
#101748 #481033 #484110 #104825
split-complementary
#101748 #482510 #334810
monochromatic
#060819 #060819 #101748 #1B277A #2637AC

Accessibility & contrast

On white

16.96
#101748 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.24
#101748 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #101748
16.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##101748#FFFFFF#000000##FFFFFF
##1017481.0016.961.2416.96
#FFFFFF16.961.0021.001.00
#0000001.2421.001.0021.00
##FFFFFF16.961.0021.001.00

Color blindness preview

Protanopia (red-blind)
#001F4A
Deuteranopia (green-blind)
#001A47
Tritanopia (blue-blind)
#00232C
Achromatopsia (no color)
#1C1C1C

Design tokens & code

CSS
--color: #101748;
/* rgb */ color: rgb(16, 23, 72);
/* oklch */ color: oklch(23.5% 0.091 271.3);
Tailwind
colors: {
  custom: {
    50: '#57537b',
    500: '#101748',
    950: '#000000',
  },
}
SCSS
$custom: #101748;
$custom-light: #57537b;
$custom-dark: #000000;
JSON
{
  "hex": "#101748",
  "rgb": {
    "r": 16,
    "g": 23,
    "b": 72
  },
  "hsl": {
    "h": 232.5,
    "s": 63.636,
    "l": 17.255
  },
  "oklch": {
    "l": 0.23478,
    "c": 0.0911,
    "h": 271.3
  },
  "luminance": 0.01191
}

Semantic roles & 50–950 ramp

primary
#101748
secondary
#827832
accent
#D241E7
background
#F5F4F7
surface
#E9E7EE
border
#C5C3C9
text
#040209
muted
#79787B

Preview Lab

Preview with #101748

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

Preview Lab → · Contrast checker → · Palette generator →

#101748 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva