#133A56#133A56

#133A56 is a dark, moderate cyan. Relative luminance 0.038; OKLCH L 33.6% C 0.066 H 243.5°. Best body text is #FFFFFF at 11.88:1 contrast (WCAG AA passes).

Color values

HEX#133A56
RGBrgb(19, 58, 86)
HSLhsl(205, 64%, 21%)
HSVhsv(205, 78%, 34%)
CMYKcmyk(77.9%, 32.6%, 0%, 66.3%)
CIE-LABlab(23.12, -2.91, -20.82)
CIE-LCHlch(23.12, 21.02, 262.05°)
OKLaboklab(33.56% -0.0294 -0.0589)
OKLCHoklch(33.56% 0.066 243.5)
XYZxyz(3.4607, 3.8361, 9.3603)
Luminance0.0384 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#133A56 #562F13
analogous
#135650 #133A56 #131856
triadic
#133A56 #56133A #3A5613
tetradic
#133A56 #501356 #562F13 #185613
square
#133A56 #501356 #562F13 #185613
split-complementary
#133A56 #561318 #565013
monochromatic
#061119 #081824 #133A56 #1E5C88 #297EBA

Accessibility & contrast

On white

11.88
#133A56 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.77
#133A56 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #133A56
11.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##133A56#FFFFFF#000000##FFFFFF
##133A561.0011.881.7711.88
#FFFFFF11.881.0021.001.00
#0000001.7721.001.0021.00
##FFFFFF11.881.0021.001.00

Color blindness preview

Protanopia (red-blind)
#2D3B57
Deuteranopia (green-blind)
#243455
Tritanopia (blue-blind)
#004144
Achromatopsia (no color)
#373737

Design tokens & code

CSS
--color: #133a56;
/* rgb */ color: rgb(19, 58, 86);
/* oklch */ color: oklch(33.6% 0.066 243.5);
Tailwind
colors: {
  custom: {
    50: '#5b7085',
    500: '#133a56',
    950: '#000000',
  },
}
SCSS
$custom: #133a56;
$custom-light: #5b7085;
$custom-dark: #000000;
JSON
{
  "hex": "#133a56",
  "rgb": {
    "r": 19,
    "g": 58,
    "b": 86
  },
  "hsl": {
    "h": 205.075,
    "s": 63.81,
    "l": 20.588
  },
  "oklch": {
    "l": 0.33564,
    "c": 0.0658,
    "h": 243.5
  },
  "luminance": 0.03836
}

Semantic roles & 50–950 ramp

primary
#133A56
secondary
#8E5B36
accent
#8641E7
background
#F5F6F8
surface
#E9ECEF
border
#C5C7CA
text
#04070B
muted
#797A7C

Preview Lab

Preview with #133A56

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

Preview Lab → · Contrast checker → · Palette generator →

#133A56 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva