#133C5A#133C5A

#133C5A is a dark, moderate cyan. Relative luminance 0.041; OKLCH L 34.3% C 0.069 H 244.2°. Best body text is #FFFFFF at 11.53:1 contrast (WCAG AA passes).

Color values

HEX#133C5A
RGBrgb(19, 60, 90)
HSLhsl(205, 65%, 21%)
HSVhsv(205, 79%, 35%)
CMYKcmyk(78.9%, 33.3%, 0%, 64.7%)
CIE-LABlab(24.02, -2.62, -22.02)
CIE-LCHlch(24.02, 22.18, 263.21°)
OKLaboklab(34.35% -0.0302 -0.0624)
OKLCHoklch(34.35% 0.069 244.2)
XYZxyz(3.7292, 4.1079, 10.2672)
Luminance0.0411 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#133C5A #5A3113
analogous
#135A55 #133C5A #13195A
triadic
#133C5A #5A133C #3C5A13
tetradic
#133C5A #55135A #5A3113 #195A13
square
#133C5A #55135A #5A3113 #195A13
split-complementary
#133C5A #5A1319 #5A5513
monochromatic
#051119 #081A27 #133C5A #1E5E8D #287FBF

Accessibility & contrast

On white

11.53
#133C5A on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.82
#133C5A on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #133C5A
11.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##133C5A#FFFFFF#000000##FFFFFF
##133C5A1.0011.531.8211.53
#FFFFFF11.531.0021.001.00
#0000001.8221.001.0021.00
##FFFFFF11.531.0021.001.00

Color blindness preview

Protanopia (red-blind)
#2E3D5B
Deuteranopia (green-blind)
#243659
Tritanopia (blue-blind)
#004347
Achromatopsia (no color)
#393939

Design tokens & code

CSS
--color: #133c5a;
/* rgb */ color: rgb(19, 60, 90);
/* oklch */ color: oklch(34.3% 0.069 244.2);
Tailwind
colors: {
  custom: {
    50: '#5c7189',
    500: '#133c5a',
    950: '#000000',
  },
}
SCSS
$custom: #133c5a;
$custom-light: #5c7189;
$custom-dark: #000000;
JSON
{
  "hex": "#133c5a",
  "rgb": {
    "r": 19,
    "g": 60,
    "b": 90
  },
  "hsl": {
    "h": 205.352,
    "s": 65.138,
    "l": 21.373
  },
  "oklch": {
    "l": 0.34349,
    "c": 0.06929,
    "h": 244.2
  },
  "luminance": 0.04108
}

Semantic roles & 50–950 ramp

primary
#133C5A
secondary
#925D37
accent
#8740E8
background
#F5F6F8
surface
#E9ECF0
border
#C5C7CB
text
#04070B
muted
#797A7C

Preview Lab

Preview with #133C5A

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

Preview Lab → · Contrast checker → · Palette generator →

#133C5A Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva