#1D1173#1D1173

#1D1173 is a dark, vivid blue. Relative luminance 0.019; OKLCH L 28.4% C 0.154 H 275.7°. Best body text is #FFFFFF at 15.22:1 contrast (WCAG AA passes).

Color values

HEX#1D1173
RGBrgb(29, 17, 115)
HSLhsl(247, 74%, 26%)
HSVhsv(247, 85%, 45%)
CMYKcmyk(74.8%, 85.2%, 0%, 54.9%)
CIE-LABlab(14.95, 37.57, -53.01)
CIE-LCHlch(14.95, 64.97, 305.33°)
OKLaboklab(28.36% 0.0153 -0.1532)
OKLCHoklch(28.36% 0.154 275.7)
XYZxyz(3.8006, 1.8995, 16.3827)
Luminance0.0190 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#1D1173 #677311
analogous
#113673 #1D1173 #4E1173
triadic
#1D1173 #731D11 #11731D
tetradic
#1D1173 #731136 #677311 #11734E
square
#1D1173 #731136 #677311 #11734E
split-complementary
#1D1173 #734E11 #367311
monochromatic
#07041B #10093E #1D1173 #2A19A8 #3821DE

Accessibility & contrast

On white

15.22
#1D1173 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.38
#1D1173 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D1173
15.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##1D1173#FFFFFF#000000##FFFFFF
##1D11731.0015.221.3815.22
#FFFFFF15.221.0021.001.00
#0000001.3821.001.0021.00
##FFFFFF15.221.0021.001.00

Color blindness preview

Protanopia (red-blind)
#002A76
Deuteranopia (green-blind)
#002171
Tritanopia (blue-blind)
#003043
Achromatopsia (no color)
#262626

Design tokens & code

CSS
--color: #1d1173;
/* rgb */ color: rgb(29, 17, 115);
/* oklch */ color: oklch(28.4% 0.154 275.7);
Tailwind
colors: {
  custom: {
    50: '#69539c',
    500: '#1d1173',
    950: '#000000',
  },
}
SCSS
$custom: #1d1173;
$custom-light: #69539c;
$custom-dark: #000000;
JSON
{
  "hex": "#1d1173",
  "rgb": {
    "r": 29,
    "g": 17,
    "b": 115
  },
  "hsl": {
    "h": 247.347,
    "s": 74.242,
    "l": 25.882
  },
  "oklch": {
    "l": 0.28358,
    "c": 0.154,
    "h": 275.7
  },
  "luminance": 0.019
}

Semantic roles & 50–950 ramp

primary
#1D1173
secondary
#9CAA36
accent
#F137DA
background
#F6F4F9
surface
#ECE7F2
border
#C7C3CC
text
#07020E
muted
#7A787E

Preview Lab

Preview with #1D1173

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

Preview Lab → · Contrast checker → · Palette generator →

#1D1173 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva