#1C3D7A#1C3D7A

#1C3D7A is a dark, moderate blue. Relative luminance 0.050; OKLCH L 37.2% C 0.111 H 261.4°. Best body text is #FFFFFF at 10.51:1 contrast (WCAG AA passes).

Color values

HEX#1C3D7A
RGBrgb(28, 61, 122)
HSLhsl(219, 63%, 29%)
HSVhsv(219, 77%, 48%)
CMYKcmyk(77%, 50%, 0%, 52.2%)
CIE-LABlab(26.70, 11.18, -38.28)
CIE-LCHlch(26.70, 39.88, 286.28°)
OKLaboklab(37.18% -0.0166 -0.1099)
OKLCHoklch(37.18% 0.111 261.4)
XYZxyz(5.6592, 4.9889, 19.0733)
Luminance0.0499 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#1C3D7A #7A591C
analogous
#1C6C7A #1C3D7A #2A1C7A
triadic
#1C3D7A #7A1C3D #3D7A1C
tetradic
#1C3D7A #7A1C6C #7A591C #1C7A2A
square
#1C3D7A #7A1C6C #7A591C #1C7A2A
split-complementary
#1C3D7A #7A2A1C #6C7A1C
monochromatic
#060C19 #112448 #1C3D7A #2756AC #3E72D3

Accessibility & contrast

On white

10.51
#1C3D7A on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.00
#1C3D7A on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C3D7A
10.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##1C3D7A#FFFFFF#000000##FFFFFF
##1C3D7A1.0010.512.0010.51
#FFFFFF10.511.0021.001.00
#0000002.0021.001.0021.00
##FFFFFF10.511.0021.001.00

Color blindness preview

Protanopia (red-blind)
#1B447C
Deuteranopia (green-blind)
#003B79
Tritanopia (blue-blind)
#004B55
Achromatopsia (no color)
#3F3F3F

Design tokens & code

CSS
--color: #1c3d7a;
/* rgb */ color: rgb(28, 61, 122);
/* oklch */ color: oklch(37.2% 0.111 261.4);
Tailwind
colors: {
  custom: {
    50: '#6672a1',
    500: '#1c3d7a',
    950: '#000000',
  },
}
SCSS
$custom: #1c3d7a;
$custom-light: #6672a1;
$custom-dark: #000000;
JSON
{
  "hex": "#1c3d7a",
  "rgb": {
    "r": 28,
    "g": 61,
    "b": 122
  },
  "hsl": {
    "h": 218.936,
    "s": 62.667,
    "l": 29.412
  },
  "oklch": {
    "l": 0.37181,
    "c": 0.11115,
    "h": 261.4
  },
  "luminance": 0.0499
}

Semantic roles & 50–950 ramp

primary
#1C3D7A
secondary
#AE8944
accent
#AC42E6
background
#F6F6F9
surface
#EBECF2
border
#C6C7CC
text
#07070F
muted
#7A7A7E

Preview Lab

Preview with #1C3D7A

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

Preview Lab → · Contrast checker → · Palette generator →

#1C3D7A Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva