#1A3A5D#1A3A5D

#1A3A5D is a dark, moderate cyan. Relative luminance 0.040; OKLCH L 34.3% C 0.072 H 252.5°. Best body text is #FFFFFF at 11.62:1 contrast (WCAG AA passes).

Color values

HEX#1A3A5D
RGBrgb(26, 58, 93)
HSLhsl(211, 56%, 23%)
HSVhsv(211, 72%, 36%)
CMYKcmyk(72%, 37.6%, 0%, 63.5%)
CIE-LABlab(23.79, 1.16, -24.34)
CIE-LCHlch(23.79, 24.37, 272.73°)
OKLaboklab(34.29% -0.0218 -0.0691)
OKLCHoklch(34.29% 0.072 252.5)
XYZxyz(3.9141, 4.0356, 10.9265)
Luminance0.0404 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#1A3A5D #5D3D1A
analogous
#1A5B5D #1A3A5D #1B1A5D
triadic
#1A3A5D #5D1A3A #3A5D1A
tetradic
#1A3A5D #5D1A5B #5D3D1A #1A5D1B
square
#1A3A5D #5D1A5B #5D3D1A #1A5D1B
split-complementary
#1A3A5D #5D1B1A #5B5D1A
monochromatic
#070F18 #0D1C2D #1A3A5D #27588D #3576BD

Accessibility & contrast

On white

11.62
#1A3A5D on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.81
#1A3A5D on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A3A5D
11.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##1A3A5D#FFFFFF#000000##FFFFFF
##1A3A5D1.0011.621.8111.62
#FFFFFF11.621.0021.001.00
#0000001.8121.001.0021.00
##FFFFFF11.621.0021.001.00

Color blindness preview

Protanopia (red-blind)
#2B3C5E
Deuteranopia (green-blind)
#21365C
Tritanopia (blue-blind)
#004247
Achromatopsia (no color)
#393939

Design tokens & code

CSS
--color: #1a3a5d;
/* rgb */ color: rgb(26, 58, 93);
/* oklch */ color: oklch(34.3% 0.072 252.5);
Tailwind
colors: {
  custom: {
    50: '#5f6f8b',
    500: '#1a3a5d',
    950: '#000000',
  },
}
SCSS
$custom: #1a3a5d;
$custom-light: #5f6f8b;
$custom-dark: #000000;
JSON
{
  "hex": "#1a3a5d",
  "rgb": {
    "r": 26,
    "g": 58,
    "b": 93
  },
  "hsl": {
    "h": 211.343,
    "s": 56.303,
    "l": 23.333
  },
  "oklch": {
    "l": 0.34294,
    "c": 0.07242,
    "h": 252.5
  },
  "luminance": 0.04036
}

Semantic roles & 50–950 ramp

primary
#1A3A5D
secondary
#936B40
accent
#9748E0
background
#F5F6F8
surface
#EAECF0
border
#C6C7CB
text
#05070C
muted
#797A7D

Preview Lab

Preview with #1A3A5D

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

Preview Lab → · Contrast checker → · Palette generator →

#1A3A5D Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva