#1A3D5A#1A3D5A

#1A3D5A is a dark, moderate cyan. Relative luminance 0.043; OKLCH L 34.9% C 0.065 H 246.2°. Best body text is #FFFFFF at 11.30:1 contrast (WCAG AA passes).

Color values

HEX#1A3D5A
RGBrgb(26, 61, 90)
HSLhsl(207, 55%, 23%)
HSVhsv(207, 71%, 35%)
CMYKcmyk(71.1%, 32.2%, 0%, 64.7%)
CIE-LABlab(24.62, -2.06, -21.07)
CIE-LCHlch(24.62, 21.17, 264.40°)
OKLaboklab(34.89% -0.0263 -0.0595)
OKLCHoklch(34.89% 0.065 246.2)
XYZxyz(3.9395, 4.2949, 10.2923)
Luminance0.0430 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#1A3D5A #5A371A
analogous
#1A5A57 #1A3D5A #1A1D5A
triadic
#1A3D5A #5A1A3D #3D5A1A
tetradic
#1A3D5A #571A5A #5A371A #1D5A1A
square
#1A3D5A #571A5A #5A371A #1D5A1A
split-complementary
#1A3D5A #5A1A1D #5A571A
monochromatic
#071018 #0C1D2B #1A3D5A #285D89 #357DB9

Accessibility & contrast

On white

11.30
#1A3D5A on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.86
#1A3D5A on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A3D5A
11.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##1A3D5A#FFFFFF#000000##FFFFFF
##1A3D5A1.0011.301.8611.30
#FFFFFF11.301.0021.001.00
#0000001.8621.001.0021.00
##FFFFFF11.301.0021.001.00

Color blindness preview

Protanopia (red-blind)
#303E5B
Deuteranopia (green-blind)
#273859
Tritanopia (blue-blind)
#004447
Achromatopsia (no color)
#3A3A3A

Design tokens & code

CSS
--color: #1a3d5a;
/* rgb */ color: rgb(26, 61, 90);
/* oklch */ color: oklch(34.9% 0.065 246.2);
Tailwind
colors: {
  custom: {
    50: '#5f7289',
    500: '#1a3d5a',
    950: '#000000',
  },
}
SCSS
$custom: #1a3d5a;
$custom-light: #5f7289;
$custom-dark: #000000;
JSON
{
  "hex": "#1a3d5a",
  "rgb": {
    "r": 26,
    "g": 61,
    "b": 90
  },
  "hsl": {
    "h": 207.188,
    "s": 55.172,
    "l": 22.745
  },
  "oklch": {
    "l": 0.34894,
    "c": 0.06504,
    "h": 246.2
  },
  "luminance": 0.04295
}

Semantic roles & 50–950 ramp

primary
#1A3D5A
secondary
#906440
accent
#8D49DF
background
#F5F6F8
surface
#EAECF0
border
#C6C7CB
text
#05070B
muted
#797A7C

Preview Lab

Preview with #1A3D5A

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

Preview Lab → · Contrast checker → · Palette generator →

#1A3D5A Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva