#101051#101051

#101051 is a very dark, moderate blue. Relative luminance 0.011; OKLCH L 23.1% C 0.114 H 273.0°. Best body text is #FFFFFF at 17.28:1 contrast (WCAG AA passes).

Color values

HEX#101051
RGBrgb(16, 16, 81)
HSLhsl(240, 67%, 19%)
HSVhsv(240, 80%, 32%)
CMYKcmyk(80.2%, 80.2%, 0%, 68.2%)
CIE-LABlab(9.60, 24.97, -39.25)
CIE-LCHlch(9.60, 46.52, 302.47°)
OKLaboklab(23.13% 0.006 -0.1136)
OKLCHoklch(23.13% 0.114 273)
XYZxyz(1.8837, 1.0746, 7.8911)
Luminance0.0107 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#101051 #515110
analogous
#103151 #101051 #311051
triadic
#101051 #511010 #105110
tetradic
#101051 #511031 #515110 #105131
square
#101051 #511031 #515110 #105131
split-complementary
#101051 #513110 #315110
monochromatic
#05051A #06061E #101051 #1A1A84 #2424B7

Accessibility & contrast

On white

17.28
#101051 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.21
#101051 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #101051
17.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##101051#FFFFFF#000000##FFFFFF
##1010511.0017.281.2117.28
#FFFFFF17.281.0021.001.00
#0000001.2121.001.0021.00
##FFFFFF17.281.0021.001.00

Color blindness preview

Protanopia (red-blind)
#001E53
Deuteranopia (green-blind)
#001750
Tritanopia (blue-blind)
#00232F
Achromatopsia (no color)
#1B1B1B

Design tokens & code

CSS
--color: #101051;
/* rgb */ color: rgb(16, 16, 81);
/* oklch */ color: oklch(23.1% 0.114 273.0);
Tailwind
colors: {
  custom: {
    50: '#5b4f83',
    500: '#101051',
    950: '#000000',
  },
}
SCSS
$custom: #101051;
$custom-light: #5b4f83;
$custom-dark: #000000;
JSON
{
  "hex": "#101051",
  "rgb": {
    "r": 16,
    "g": 16,
    "b": 81
  },
  "hsl": {
    "h": 240,
    "s": 67.01,
    "l": 19.02
  },
  "oklch": {
    "l": 0.23127,
    "c": 0.11373,
    "h": 273
  },
  "luminance": 0.01075
}

Semantic roles & 50–950 ramp

primary
#101051
secondary
#8B8B32
accent
#EA3EEA
background
#F5F4F8
surface
#E9E7EF
border
#C5C3CA
text
#04020B
muted
#79787C

Preview Lab

Preview with #101051

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

Preview Lab → · Contrast checker → · Palette generator →

#101051 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva