#101451#101451

#101451 is a very dark, moderate blue. Relative luminance 0.012; OKLCH L 23.8% C 0.109 H 271.9°. Best body text is #FFFFFF at 16.92:1 contrast (WCAG AA passes).

Color values

HEX#101451
RGBrgb(16, 20, 81)
HSLhsl(236, 67%, 19%)
HSVhsv(236, 80%, 32%)
CMYKcmyk(80.2%, 75.3%, 0%, 68.2%)
CIE-LABlab(10.59, 22.23, -37.62)
CIE-LCHlch(10.59, 43.70, 300.58°)
OKLaboklab(23.84% 0.0036 -0.1088)
OKLCHoklch(23.84% 0.109 271.9)
XYZxyz(1.9485, 1.2044, 7.9128)
Luminance0.0120 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#101451 #514D10
analogous
#103551 #101451 #2D1051
triadic
#101451 #511014 #145110
tetradic
#101451 #511035 #514D10 #10512D
square
#101451 #511035 #514D10 #10512D
split-complementary
#101451 #512D10 #355110
monochromatic
#05061A #06071E #101451 #1A2184 #242DB7

Accessibility & contrast

On white

16.92
#101451 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.24
#101451 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #101451
16.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##101451#FFFFFF#000000##FFFFFF
##1014511.0016.921.2416.92
#FFFFFF16.921.0021.001.00
#0000001.2421.001.0021.00
##FFFFFF16.921.0021.001.00

Color blindness preview

Protanopia (red-blind)
#002053
Deuteranopia (green-blind)
#001A50
Tritanopia (blue-blind)
#002530
Achromatopsia (no color)
#1D1D1D

Design tokens & code

CSS
--color: #101451;
/* rgb */ color: rgb(16, 20, 81);
/* oklch */ color: oklch(23.8% 0.109 271.9);
Tailwind
colors: {
  custom: {
    50: '#5a5183',
    500: '#101451',
    950: '#000000',
  },
}
SCSS
$custom: #101451;
$custom-light: #5a5183;
$custom-dark: #000000;
JSON
{
  "hex": "#101451",
  "rgb": {
    "r": 16,
    "g": 20,
    "b": 81
  },
  "hsl": {
    "h": 236.308,
    "s": 67.01,
    "l": 19.02
  },
  "oklch": {
    "l": 0.23838,
    "c": 0.10888,
    "h": 271.9
  },
  "luminance": 0.01205
}

Semantic roles & 50–950 ramp

primary
#101451
secondary
#8B8532
accent
#DF3EEA
background
#F5F4F8
surface
#E9E7EF
border
#C5C3CA
text
#04020A
muted
#79787C

Preview Lab

Preview with #101451

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

Preview Lab → · Contrast checker → · Palette generator →

#101451 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva