#100F68#100F68

#100F68 is a dark, vivid blue. Relative luminance 0.015; OKLCH L 25.9% C 0.146 H 270.5°. Best body text is #FFFFFF at 16.28:1 contrast (WCAG AA passes).

Color values

HEX#100F68
RGBrgb(16, 15, 104)
HSLhsl(241, 75%, 23%)
HSVhsv(241, 86%, 41%)
CMYKcmyk(84.6%, 85.6%, 0%, 59.2%)
CIE-LABlab(12.29, 33.97, -50.26)
CIE-LCHlch(12.29, 60.66, 304.05°)
OKLaboklab(25.87% 0.0013 -0.1455)
OKLCHoklch(25.87% 0.146 270.5)
XYZxyz(2.8824, 1.4510, 13.2222)
Luminance0.0145 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#100F68 #67680F
analogous
#0F3A68 #100F68 #3C0F68
triadic
#100F68 #68100F #0F6810
tetradic
#100F68 #680F3A #67680F #0F683C
square
#100F68 #680F3A #67680F #0F683C
split-complementary
#100F68 #683C0F #3A680F
monochromatic
#04041B #080733 #100F68 #18179D #201ED3

Accessibility & contrast

On white

16.28
#100F68 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.29
#100F68 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #100F68
16.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##100F68#FFFFFF#000000##FFFFFF
##100F681.0016.281.2916.28
#FFFFFF16.281.0021.001.00
#0000001.2921.001.0021.00
##FFFFFF16.281.0021.001.00

Color blindness preview

Protanopia (red-blind)
#00256A
Deuteranopia (green-blind)
#001B67
Tritanopia (blue-blind)
#002B3C
Achromatopsia (no color)
#202020

Design tokens & code

CSS
--color: #100f68;
/* rgb */ color: rgb(16, 15, 104);
/* oklch */ color: oklch(25.9% 0.146 270.5);
Tailwind
colors: {
  custom: {
    50: '#625094',
    500: '#100f68',
    950: '#000000',
  },
}
SCSS
$custom: #100f68;
$custom-light: #625094;
$custom-dark: #000000;
JSON
{
  "hex": "#100f68",
  "rgb": {
    "r": 16,
    "g": 15,
    "b": 104
  },
  "hsl": {
    "h": 240.674,
    "s": 74.79,
    "l": 23.333
  },
  "oklch": {
    "l": 0.25869,
    "c": 0.14551,
    "h": 270.5
  },
  "luminance": 0.01451
}

Semantic roles & 50–950 ramp

primary
#100F68
secondary
#9FA132
accent
#F136EF
background
#F6F4F9
surface
#EBE7F2
border
#C6C3CC
text
#06020D
muted
#7A787E

Preview Lab

Preview with #100F68

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

Preview Lab → · Contrast checker → · Palette generator →

#100F68 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva