#133D66#133D66

#133D66 is a dark, moderate cyan. Relative luminance 0.044; OKLCH L 35.4% C 0.085 H 251.1°. Best body text is #FFFFFF at 11.13:1 contrast (WCAG AA passes).

Color values

HEX#133D66
RGBrgb(19, 61, 102)
HSLhsl(210, 69%, 24%)
HSVhsv(210, 81%, 40%)
CMYKcmyk(81.4%, 40.2%, 0%, 60%)
CIE-LABlab(25.06, 1.66, -28.18)
CIE-LCHlch(25.06, 28.23, 273.37°)
OKLaboklab(35.39% -0.0274 -0.0803)
OKLCHoklch(35.39% 0.085 251.1)
XYZxyz(4.3347, 4.4347, 13.1953)
Luminance0.0444 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#133D66 #663C13
analogous
#136665 #133D66 #131366
triadic
#133D66 #66133D #3D6613
tetradic
#133D66 #651366 #663C13 #136613
square
#133D66 #651366 #663C13 #136613
split-complementary
#133D66 #661313 #666513
monochromatic
#050F1A #091E32 #133D66 #1D5C9A #267BCD

Accessibility & contrast

On white

11.13
#133D66 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.89
#133D66 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #133D66
11.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##133D66#FFFFFF#000000##FFFFFF
##133D661.0011.131.8911.13
#FFFFFF11.131.0021.001.00
#0000001.8921.001.0021.00
##FFFFFF11.131.0021.001.00

Color blindness preview

Protanopia (red-blind)
#2A4068
Deuteranopia (green-blind)
#1D3865
Tritanopia (blue-blind)
#00474C
Achromatopsia (no color)
#3B3B3B

Design tokens & code

CSS
--color: #133d66;
/* rgb */ color: rgb(19, 61, 102);
/* oklch */ color: oklch(35.4% 0.085 251.1);
Tailwind
colors: {
  custom: {
    50: '#5f7292',
    500: '#133d66',
    950: '#000000',
  },
}
SCSS
$custom: #133d66;
$custom-light: #5f7292;
$custom-dark: #000000;
JSON
{
  "hex": "#133d66",
  "rgb": {
    "r": 19,
    "g": 61,
    "b": 102
  },
  "hsl": {
    "h": 209.639,
    "s": 68.595,
    "l": 23.725
  },
  "oklch": {
    "l": 0.35391,
    "c": 0.08491,
    "h": 251.1
  },
  "luminance": 0.04435
}

Semantic roles & 50–950 ramp

primary
#133D66
secondary
#9D6A37
accent
#933CEB
background
#F5F6F9
surface
#EAECF1
border
#C6C7CB
text
#05070D
muted
#797A7E

Preview Lab

Preview with #133D66

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

Preview Lab → · Contrast checker → · Palette generator →

#133D66 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva