#1D3A94#1D3A94

#1D3A94 is a dark, vivid blue. Relative luminance 0.054; OKLCH L 38.7% C 0.152 H 265.8°. Best body text is #FFFFFF at 10.07:1 contrast (WCAG AA passes).

Color values

HEX#1D3A94
RGBrgb(29, 58, 148)
HSLhsl(225, 67%, 35%)
HSVhsv(225, 80%, 58%)
CMYKcmyk(80.4%, 60.8%, 0%, 42%)
CIE-LABlab(27.91, 23.87, -52.48)
CIE-LCHlch(27.91, 57.65, 294.46°)
OKLaboklab(38.75% -0.0112 -0.1517)
OKLCHoklch(38.75% 0.152 265.8)
XYZxyz(7.3632, 5.4246, 28.6702)
Luminance0.0542 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#1D3A94 #94771D
analogous
#1D7694 #1D3A94 #3B1D94
triadic
#1D3A94 #941D3A #3A941D
tetradic
#1D3A94 #941D76 #94771D #1D943B
square
#1D3A94 #941D76 #94771D #1D943B
split-complementary
#1D3A94 #943B1D #76941D
monochromatic
#09122E #132661 #1D3A94 #274EC7 #4F71DC

Accessibility & contrast

On white

10.07
#1D3A94 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.09
#1D3A94 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D3A94
10.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##1D3A94#FFFFFF#000000##FFFFFF
##1D3A941.0010.072.0910.07
#FFFFFF10.071.0021.001.00
#0000002.0921.001.0021.00
##FFFFFF10.071.0021.001.00

Color blindness preview

Protanopia (red-blind)
#004897
Deuteranopia (green-blind)
#003D92
Tritanopia (blue-blind)
#005161
Achromatopsia (no color)
#424242

Design tokens & code

CSS
--color: #1d3a94;
/* rgb */ color: rgb(29, 58, 148);
/* oklch */ color: oklch(38.7% 0.152 265.8);
Tailwind
colors: {
  custom: {
    50: '#6e6fb4',
    500: '#1d3a94',
    950: '#000000',
  },
}
SCSS
$custom: #1d3a94;
$custom-light: #6e6fb4;
$custom-dark: #000000;
JSON
{
  "hex": "#1d3a94",
  "rgb": {
    "r": 29,
    "g": 58,
    "b": 148
  },
  "hsl": {
    "h": 225.378,
    "s": 67.232,
    "l": 34.706
  },
  "oklch": {
    "l": 0.38748,
    "c": 0.1521,
    "h": 265.8
  },
  "luminance": 0.05425
}

Semantic roles & 50–950 ramp

primary
#1D3A94
secondary
#BFA34E
accent
#C03EEA
background
#F7F6FB
surface
#EDECF6
border
#C8C7D0
text
#080711
muted
#7B7A80

Preview Lab

Preview with #1D3A94

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

Preview Lab → · Contrast checker → · Palette generator →

#1D3A94 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva