#133763#133763

#133763 is a dark, moderate cyan. Relative luminance 0.038; OKLCH L 33.6% C 0.088 H 255.3°. Best body text is #FFFFFF at 11.97:1 contrast (WCAG AA passes).

Color values

HEX#133763
RGBrgb(19, 55, 99)
HSLhsl(213, 68%, 23%)
HSVhsv(213, 81%, 39%)
CMYKcmyk(80.8%, 44.4%, 0%, 61.2%)
CIE-LABlab(22.90, 4.58, -29.68)
CIE-LCHlch(22.90, 30.03, 278.77°)
OKLaboklab(33.65% -0.0223 -0.0849)
OKLCHoklch(33.65% 0.088 255.3)
XYZxyz(3.8860, 3.7712, 12.3251)
Luminance0.0377 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#133763 #633F13
analogous
#135F63 #133763 #171363
triadic
#133763 #631337 #376313
tetradic
#133763 #63135F #633F13 #136317
square
#133763 #63135F #633F13 #136317
split-complementary
#133763 #631713 #5F6313
monochromatic
#050E1A #091A30 #133763 #1D5496 #2770CA

Accessibility & contrast

On white

11.97
#133763 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.75
#133763 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #133763
11.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##133763#FFFFFF#000000##FFFFFF
##1337631.0011.971.7511.97
#FFFFFF11.971.0021.001.00
#0000001.7521.001.0021.00
##FFFFFF11.971.0021.001.00

Color blindness preview

Protanopia (red-blind)
#223B65
Deuteranopia (green-blind)
#143362
Tritanopia (blue-blind)
#004148
Achromatopsia (no color)
#373737

Design tokens & code

CSS
--color: #133763;
/* rgb */ color: rgb(19, 55, 99);
/* oklch */ color: oklch(33.6% 0.088 255.3);
Tailwind
colors: {
  custom: {
    50: '#5e6d90',
    500: '#133763',
    950: '#000000',
  },
}
SCSS
$custom: #133763;
$custom-light: #5e6d90;
$custom-dark: #000000;
JSON
{
  "hex": "#133763",
  "rgb": {
    "r": 19,
    "g": 55,
    "b": 99
  },
  "hsl": {
    "h": 213,
    "s": 67.797,
    "l": 23.137
  },
  "oklch": {
    "l": 0.33645,
    "c": 0.08773,
    "h": 255.3
  },
  "luminance": 0.03772
}

Semantic roles & 50–950 ramp

primary
#133763
secondary
#9B6E37
accent
#9D3DEB
background
#F5F6F8
surface
#EAEBF0
border
#C6C6CB
text
#05070C
muted
#797A7D

Preview Lab

Preview with #133763

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

Preview Lab → · Contrast checker → · Palette generator →

#133763 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva