#133B5F#133B5F

#133B5F is a dark, moderate cyan. Relative luminance 0.041; OKLCH L 34.4% C 0.077 H 249.2°. Best body text is #FFFFFF at 11.55:1 contrast (WCAG AA passes).

Color values

HEX#133B5F
RGBrgb(19, 59, 95)
HSLhsl(208, 67%, 22%)
HSVhsv(208, 80%, 37%)
CMYKcmyk(80%, 37.9%, 0%, 62.7%)
CIE-LABlab(23.97, 0.11, -25.37)
CIE-LCHlch(23.97, 25.37, 270.26°)
OKLaboklab(34.4% -0.0275 -0.0722)
OKLCHoklch(34.4% 0.077 249.2)
XYZxyz(3.8973, 4.0922, 11.4087)
Luminance0.0409 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#133B5F #5F3713
analogous
#135F5D #133B5F #13155F
triadic
#133B5F #5F133B #3B5F13
tetradic
#133B5F #5D135F #5F3713 #155F13
square
#133B5F #5D135F #5F3713 #155F13
split-complementary
#133B5F #5F1315 #5F5D13
monochromatic
#05101A #091B2C #133B5F #1D5B92 #277AC5

Accessibility & contrast

On white

11.55
#133B5F on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.82
#133B5F on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #133B5F
11.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##133B5F#FFFFFF#000000##FFFFFF
##133B5F1.0011.551.8211.55
#FFFFFF11.551.0021.001.00
#0000001.8221.001.0021.00
##FFFFFF11.551.0021.001.00

Color blindness preview

Protanopia (red-blind)
#2A3D61
Deuteranopia (green-blind)
#1F365E
Tritanopia (blue-blind)
#004448
Achromatopsia (no color)
#393939

Design tokens & code

CSS
--color: #133b5f;
/* rgb */ color: rgb(19, 59, 95);
/* oklch */ color: oklch(34.4% 0.077 249.2);
Tailwind
colors: {
  custom: {
    50: '#5d708c',
    500: '#133b5f',
    950: '#000000',
  },
}
SCSS
$custom: #133b5f;
$custom-light: #5d708c;
$custom-dark: #000000;
JSON
{
  "hex": "#133b5f",
  "rgb": {
    "r": 19,
    "g": 59,
    "b": 95
  },
  "hsl": {
    "h": 208.421,
    "s": 66.667,
    "l": 22.353
  },
  "oklch": {
    "l": 0.34403,
    "c": 0.0772,
    "h": 249.2
  },
  "luminance": 0.04093
}

Semantic roles & 50–950 ramp

primary
#133B5F
secondary
#976437
accent
#8F3EEA
background
#F5F6F8
surface
#E9ECF0
border
#C5C7CB
text
#05070C
muted
#797A7D

Preview Lab

Preview with #133B5F

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

Preview Lab → · Contrast checker → · Palette generator →

#133B5F Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva