#1D136B#1D136B

#1D136B is a dark, vivid blue. Relative luminance 0.018; OKLCH L 27.6% C 0.142 H 276.8°. Best body text is #FFFFFF at 15.47:1 contrast (WCAG AA passes).

Color values

HEX#1D136B
RGBrgb(29, 19, 107)
HSLhsl(247, 70%, 25%)
HSVhsv(247, 82%, 42%)
CMYKcmyk(72.9%, 82.2%, 0%, 58%)
CIE-LABlab(14.33, 33.88, -48.82)
CIE-LCHlch(14.33, 59.42, 304.76°)
OKLaboklab(27.64% 0.0168 -0.1411)
OKLCHoklch(27.64% 0.142 276.8)
XYZxyz(3.3925, 1.7882, 14.0734)
Luminance0.0179 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#1D136B #616B13
analogous
#13356B #1D136B #49136B
triadic
#1D136B #6B1D13 #136B1D
tetradic
#1D136B #6B1335 #616B13 #136B49
square
#1D136B #6B1335 #616B13 #136B49
split-complementary
#1D136B #6B4913 #356B13
monochromatic
#07051A #0F0A37 #1D136B #2B1C9F #3925D3

Accessibility & contrast

On white

15.47
#1D136B on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.36
#1D136B on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D136B
15.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##1D136B#FFFFFF#000000##FFFFFF
##1D136B1.0015.471.3615.47
#FFFFFF15.471.0021.001.00
#0000001.3621.001.0021.00
##FFFFFF15.471.0021.001.00

Color blindness preview

Protanopia (red-blind)
#00286D
Deuteranopia (green-blind)
#002069
Tritanopia (blue-blind)
#002E3F
Achromatopsia (no color)
#242424

Design tokens & code

CSS
--color: #1d136b;
/* rgb */ color: rgb(29, 19, 107);
/* oklch */ color: oklch(27.6% 0.142 276.8);
Tailwind
colors: {
  custom: {
    50: '#675396',
    500: '#1d136b',
    950: '#000000',
  },
}
SCSS
$custom: #1d136b;
$custom-light: #675396;
$custom-dark: #000000;
JSON
{
  "hex": "#1d136b",
  "rgb": {
    "r": 29,
    "g": 19,
    "b": 107
  },
  "hsl": {
    "h": 246.818,
    "s": 69.841,
    "l": 24.706
  },
  "oklch": {
    "l": 0.27643,
    "c": 0.14209,
    "h": 276.8
  },
  "luminance": 0.01788
}

Semantic roles & 50–950 ramp

primary
#1D136B
secondary
#96A238
accent
#ED3BD8
background
#F6F4F9
surface
#EBE7F2
border
#C6C3CC
text
#07020D
muted
#7A787E

Preview Lab

Preview with #1D136B

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

Preview Lab → · Contrast checker → · Palette generator →

#1D136B Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva