#1B1469#1B1469

#1B1469 is a dark, vivid blue. Relative luminance 0.018; OKLCH L 27.4% C 0.139 H 275.7°. Best body text is #FFFFFF at 15.55:1 contrast (WCAG AA passes).

Color values

HEX#1B1469
RGBrgb(27, 20, 105)
HSLhsl(245, 68%, 25%)
HSVhsv(245, 81%, 41%)
CMYKcmyk(74.3%, 81%, 0%, 58.8%)
CIE-LABlab(14.13, 32.42, -47.85)
CIE-LCHlch(14.13, 57.80, 304.12°)
OKLaboklab(27.39% 0.0138 -0.1383)
OKLCHoklch(27.39% 0.139 275.7)
XYZxyz(3.2511, 1.7529, 13.5289)
Luminance0.0175 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#1B1469 #626914
analogous
#143869 #1B1469 #461469
triadic
#1B1469 #691B14 #14691B
tetradic
#1B1469 #691438 #626914 #146946
square
#1B1469 #691438 #626914 #146946
split-complementary
#1B1469 #694614 #386914
monochromatic
#07051A #0E0A36 #1B1469 #281E9C #3528D0

Accessibility & contrast

On white

15.55
#1B1469 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.35
#1B1469 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1B1469
15.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##1B1469#FFFFFF#000000##FFFFFF
##1B14691.0015.551.3515.55
#FFFFFF15.551.0021.001.00
#0000001.3521.001.0021.00
##FFFFFF15.551.0021.001.00

Color blindness preview

Protanopia (red-blind)
#00286B
Deuteranopia (green-blind)
#002068
Tritanopia (blue-blind)
#002D3E
Achromatopsia (no color)
#242424

Design tokens & code

CSS
--color: #1b1469;
/* rgb */ color: rgb(27, 20, 105);
/* oklch */ color: oklch(27.4% 0.139 275.7);
Tailwind
colors: {
  custom: {
    50: '#655395',
    500: '#1b1469',
    950: '#000000',
  },
}
SCSS
$custom: #1b1469;
$custom-light: #655395;
$custom-dark: #000000;
JSON
{
  "hex": "#1b1469",
  "rgb": {
    "r": 27,
    "g": 20,
    "b": 105
  },
  "hsl": {
    "h": 244.941,
    "s": 68,
    "l": 24.51
  },
  "oklch": {
    "l": 0.27391,
    "c": 0.13902,
    "h": 275.7
  },
  "luminance": 0.01753
}

Semantic roles & 50–950 ramp

primary
#1B1469
secondary
#98A039
accent
#EB3DDD
background
#F6F4F9
surface
#EBE7F2
border
#C6C3CC
text
#06020D
muted
#7A787E

Preview Lab

Preview with #1B1469

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

Preview Lab → · Contrast checker → · Palette generator →

#1B1469 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva