#133A5F#133A5F

#133A5F is a dark, moderate cyan. Relative luminance 0.040; OKLCH L 34.1% C 0.078 H 250.3°. Best body text is #FFFFFF at 11.68:1 contrast (WCAG AA passes).

Color values

HEX#133A5F
RGBrgb(19, 58, 95)
HSLhsl(209, 67%, 22%)
HSVhsv(209, 80%, 37%)
CMYKcmyk(80%, 38.9%, 0%, 62.7%)
CIE-LABlab(23.64, 0.80, -25.90)
CIE-LCHlch(23.64, 25.91, 271.78°)
OKLaboklab(34.14% -0.0264 -0.0737)
OKLCHoklch(34.14% 0.078 250.3)
XYZxyz(3.8464, 3.9903, 11.3917)
Luminance0.0399 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#133A5F #5F3813
analogous
#135F5E #133A5F #13145F
triadic
#133A5F #5F133A #3A5F13
tetradic
#133A5F #5E135F #5F3813 #145F13
square
#133A5F #5E135F #5F3813 #145F13
split-complementary
#133A5F #5F1314 #5F5E13
monochromatic
#05101A #091B2C #133A5F #1D5992 #2778C5

Accessibility & contrast

On white

11.68
#133A5F on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.80
#133A5F on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #133A5F
11.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##133A5F#FFFFFF#000000##FFFFFF
##133A5F1.0011.681.8011.68
#FFFFFF11.681.0021.001.00
#0000001.8021.001.0021.00
##FFFFFF11.681.0021.001.00

Color blindness preview

Protanopia (red-blind)
#293C61
Deuteranopia (green-blind)
#1E355E
Tritanopia (blue-blind)
#004348
Achromatopsia (no color)
#383838

Design tokens & code

CSS
--color: #133a5f;
/* rgb */ color: rgb(19, 58, 95);
/* oklch */ color: oklch(34.1% 0.078 250.3);
Tailwind
colors: {
  custom: {
    50: '#5d6f8c',
    500: '#133a5f',
    950: '#000000',
  },
}
SCSS
$custom: #133a5f;
$custom-light: #5d6f8c;
$custom-dark: #000000;
JSON
{
  "hex": "#133a5f",
  "rgb": {
    "r": 19,
    "g": 58,
    "b": 95
  },
  "hsl": {
    "h": 209.211,
    "s": 66.667,
    "l": 22.353
  },
  "oklch": {
    "l": 0.3414,
    "c": 0.07831,
    "h": 250.3
  },
  "luminance": 0.03991
}

Semantic roles & 50–950 ramp

primary
#133A5F
secondary
#976637
accent
#923EEA
background
#F5F6F8
surface
#E9ECF0
border
#C5C7CB
text
#05070C
muted
#797A7D

Preview Lab

Preview with #133A5F

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

Preview Lab → · Contrast checker → · Palette generator →

#133A5F Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva