#133A59#133A59

#133A59 is a dark, moderate cyan. Relative luminance 0.039; OKLCH L 33.8% C 0.070 H 246.1°. Best body text is #FFFFFF at 11.82:1 contrast (WCAG AA passes).

Color values

HEX#133A59
RGBrgb(19, 58, 89)
HSLhsl(207, 65%, 21%)
HSVhsv(207, 79%, 35%)
CMYKcmyk(78.7%, 34.8%, 0%, 65.1%)
CIE-LABlab(23.29, -1.68, -22.53)
CIE-LCHlch(23.29, 22.59, 265.73°)
OKLaboklab(33.75% -0.0283 -0.0639)
OKLCHoklch(33.75% 0.07 246.1)
XYZxyz(3.5841, 3.8854, 10.0103)
Luminance0.0389 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#133A59 #593213
analogous
#135955 #133A59 #131759
triadic
#133A59 #59133A #3A5913
tetradic
#133A59 #551359 #593213 #175913
square
#133A59 #551359 #593213 #175913
split-complementary
#133A59 #591317 #595513
monochromatic
#051019 #081927 #133A59 #1E5B8B #297CBE

Accessibility & contrast

On white

11.82
#133A59 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.78
#133A59 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #133A59
11.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##133A59#FFFFFF#000000##FFFFFF
##133A591.0011.821.7811.82
#FFFFFF11.821.0021.001.00
#0000001.7821.001.0021.00
##FFFFFF11.821.0021.001.00

Color blindness preview

Protanopia (red-blind)
#2C3B5A
Deuteranopia (green-blind)
#223558
Tritanopia (blue-blind)
#004145
Achromatopsia (no color)
#373737

Design tokens & code

CSS
--color: #133a59;
/* rgb */ color: rgb(19, 58, 89);
/* oklch */ color: oklch(33.8% 0.070 246.1);
Tailwind
colors: {
  custom: {
    50: '#5c6f88',
    500: '#133a59',
    950: '#000000',
  },
}
SCSS
$custom: #133a59;
$custom-light: #5c6f88;
$custom-dark: #000000;
JSON
{
  "hex": "#133a59",
  "rgb": {
    "r": 19,
    "g": 58,
    "b": 89
  },
  "hsl": {
    "h": 206.571,
    "s": 64.815,
    "l": 21.176
  },
  "oklch": {
    "l": 0.3375,
    "c": 0.06987,
    "h": 246.1
  },
  "luminance": 0.03886
}

Semantic roles & 50–950 ramp

primary
#133A59
secondary
#915F37
accent
#8A40E8
background
#F5F6F8
surface
#E9ECEF
border
#C5C7CA
text
#04070B
muted
#797A7C

Preview Lab

Preview with #133A59

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

Preview Lab → · Contrast checker → · Palette generator →

#133A59 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva