#133B68#133B68

#133B68 is a dark, moderate cyan. Relative luminance 0.043; OKLCH L 35.0% C 0.090 H 253.9°. Best body text is #FFFFFF at 11.33:1 contrast (WCAG AA passes).

Color values

HEX#133B68
RGBrgb(19, 59, 104)
HSLhsl(212, 69%, 24%)
HSVhsv(212, 82%, 41%)
CMYKcmyk(81.7%, 43.3%, 0%, 59.2%)
CIE-LABlab(24.53, 3.88, -30.31)
CIE-LCHlch(24.53, 30.56, 277.30°)
OKLaboklab(35.02% -0.0249 -0.0866)
OKLCHoklch(35.02% 0.09 253.9)
XYZxyz(4.3303, 4.2653, 13.6891)
Luminance0.0427 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#133B68 #684013
analogous
#136668 #133B68 #161368
triadic
#133B68 #68133B #3B6813
tetradic
#133B68 #681366 #684013 #136816
square
#133B68 #681366 #684013 #136816
split-complementary
#133B68 #681613 #666813
monochromatic
#050F1A #0A1E34 #133B68 #1C589C #2676CF

Accessibility & contrast

On white

11.33
#133B68 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.85
#133B68 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #133B68
11.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##133B68#FFFFFF#000000##FFFFFF
##133B681.0011.331.8511.33
#FFFFFF11.331.0021.001.00
#0000001.8521.001.0021.00
##FFFFFF11.331.0021.001.00

Color blindness preview

Protanopia (red-blind)
#253E6A
Deuteranopia (green-blind)
#173767
Tritanopia (blue-blind)
#00464C
Achromatopsia (no color)
#3A3A3A

Design tokens & code

CSS
--color: #133b68;
/* rgb */ color: rgb(19, 59, 104);
/* oklch */ color: oklch(35.0% 0.090 253.9);
Tailwind
colors: {
  custom: {
    50: '#5f7093',
    500: '#133b68',
    950: '#000000',
  },
}
SCSS
$custom: #133b68;
$custom-light: #5f7093;
$custom-dark: #000000;
JSON
{
  "hex": "#133b68",
  "rgb": {
    "r": 19,
    "g": 59,
    "b": 104
  },
  "hsl": {
    "h": 211.765,
    "s": 69.106,
    "l": 24.118
  },
  "oklch": {
    "l": 0.35018,
    "c": 0.09017,
    "h": 253.9
  },
  "luminance": 0.04266
}

Semantic roles & 50–950 ramp

primary
#133B68
secondary
#9F6E37
accent
#993CEC
background
#F5F6F9
surface
#EAECF1
border
#C6C7CB
text
#05070D
muted
#797A7E

Preview Lab

Preview with #133B68

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

Preview Lab → · Contrast checker → · Palette generator →

#133B68 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva