#133D6A#133D6A

#133D6A is a dark, moderate cyan. Relative luminance 0.045; OKLCH L 35.7% C 0.091 H 253.1°. Best body text is #FFFFFF at 11.03:1 contrast (WCAG AA passes).

Color values

HEX#133D6A
RGBrgb(19, 61, 106)
HSLhsl(211, 70%, 25%)
HSVhsv(211, 82%, 42%)
CMYKcmyk(82.1%, 42.5%, 0%, 58.4%)
CIE-LABlab(25.31, 3.33, -30.36)
CIE-LCHlch(25.31, 30.54, 276.26°)
OKLaboklab(35.67% -0.0264 -0.0867)
OKLCHoklch(35.67% 0.091 253.1)
XYZxyz(4.5378, 4.5160, 14.2654)
Luminance0.0452 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#133D6A #6A4013
analogous
#13696A #133D6A #14136A
triadic
#133D6A #6A133D #3D6A13
tetradic
#133D6A #6A1369 #6A4013 #136A14
square
#133D6A #6A1369 #6A4013 #136A14
split-complementary
#133D6A #6A1413 #696A13
monochromatic
#050F1A #0A1F36 #133D6A #1C5B9E #2679D2

Accessibility & contrast

On white

11.03
#133D6A on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.90
#133D6A on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #133D6A
11.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##133D6A#FFFFFF#000000##FFFFFF
##133D6A1.0011.031.9011.03
#FFFFFF11.031.0021.001.00
#0000001.9021.001.0021.00
##FFFFFF11.031.0021.001.00

Color blindness preview

Protanopia (red-blind)
#27406C
Deuteranopia (green-blind)
#193869
Tritanopia (blue-blind)
#00484E
Achromatopsia (no color)
#3C3C3C

Design tokens & code

CSS
--color: #133d6a;
/* rgb */ color: rgb(19, 61, 106);
/* oklch */ color: oklch(35.7% 0.091 253.1);
Tailwind
colors: {
  custom: {
    50: '#607295',
    500: '#133d6a',
    950: '#000000',
  },
}
SCSS
$custom: #133d6a;
$custom-light: #607295;
$custom-dark: #000000;
JSON
{
  "hex": "#133d6a",
  "rgb": {
    "r": 19,
    "g": 61,
    "b": 106
  },
  "hsl": {
    "h": 211.034,
    "s": 69.6,
    "l": 24.51
  },
  "oklch": {
    "l": 0.35667,
    "c": 0.09066,
    "h": 253.1
  },
  "luminance": 0.04517
}

Semantic roles & 50–950 ramp

primary
#133D6A
secondary
#A16E38
accent
#973BEC
background
#F6F6F9
surface
#EBECF1
border
#C6C7CB
text
#05070D
muted
#7A7A7E

Preview Lab

Preview with #133D6A

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

Preview Lab → · Contrast checker → · Palette generator →

#133D6A Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva