#133A5E#133A5E

#133A5E is a dark, moderate cyan. Relative luminance 0.040; OKLCH L 34.1% C 0.077 H 249.7°. Best body text is #FFFFFF at 11.70:1 contrast (WCAG AA passes).

Color values

HEX#133A5E
RGBrgb(19, 58, 94)
HSLhsl(209, 66%, 22%)
HSVhsv(209, 80%, 37%)
CMYKcmyk(79.8%, 38.3%, 0%, 63.1%)
CIE-LABlab(23.58, 0.39, -25.34)
CIE-LCHlch(23.58, 25.34, 270.87°)
OKLaboklab(34.07% -0.0267 -0.0721)
OKLCHoklch(34.07% 0.077 249.7)
XYZxyz(3.8012, 3.9723, 11.1539)
Luminance0.0397 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#133A5E #5E3713
analogous
#135E5D #133A5E #13145E
triadic
#133A5E #5E133A #3A5E13
tetradic
#133A5E #5D135E #5E3713 #145E13
square
#133A5E #5D135E #5E3713 #145E13
split-complementary
#133A5E #5E1314 #5E5D13
monochromatic
#051019 #091B2B #133A5E #1D5991 #2879C4

Accessibility & contrast

On white

11.70
#133A5E on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.79
#133A5E on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #133A5E
11.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##133A5E#FFFFFF#000000##FFFFFF
##133A5E1.0011.701.7911.70
#FFFFFF11.701.0021.001.00
#0000001.7921.001.0021.00
##FFFFFF11.701.0021.001.00

Color blindness preview

Protanopia (red-blind)
#293C5F
Deuteranopia (green-blind)
#1E355D
Tritanopia (blue-blind)
#004347
Achromatopsia (no color)
#383838

Design tokens & code

CSS
--color: #133a5e;
/* rgb */ color: rgb(19, 58, 94);
/* oklch */ color: oklch(34.1% 0.077 249.7);
Tailwind
colors: {
  custom: {
    50: '#5d6f8c',
    500: '#133a5e',
    950: '#000000',
  },
}
SCSS
$custom: #133a5e;
$custom-light: #5d6f8c;
$custom-dark: #000000;
JSON
{
  "hex": "#133a5e",
  "rgb": {
    "r": 19,
    "g": 58,
    "b": 94
  },
  "hsl": {
    "h": 208.8,
    "s": 66.372,
    "l": 22.157
  },
  "oklch": {
    "l": 0.34074,
    "c": 0.07687,
    "h": 249.7
  },
  "luminance": 0.03973
}

Semantic roles & 50–950 ramp

primary
#133A5E
secondary
#966437
accent
#903FE9
background
#F5F6F8
surface
#E9ECF0
border
#C5C7CB
text
#05070C
muted
#797A7D

Preview Lab

Preview with #133A5E

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

Preview Lab → · Contrast checker → · Palette generator →

#133A5E Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva