#133C63#133C63

#133C63 is a dark, moderate cyan. Relative luminance 0.043; OKLCH L 34.9% C 0.082 H 250.5°. Best body text is #FFFFFF at 11.33:1 contrast (WCAG AA passes).

Color values

HEX#133C63
RGBrgb(19, 60, 99)
HSLhsl(209, 68%, 23%)
HSVhsv(209, 81%, 39%)
CMYKcmyk(80.8%, 39.4%, 0%, 61.2%)
CIE-LABlab(24.55, 1.09, -27.06)
CIE-LCHlch(24.55, 27.08, 272.32°)
OKLaboklab(34.93% -0.0273 -0.0771)
OKLCHoklch(34.93% 0.082 250.5)
XYZxyz(4.1357, 4.2705, 12.4083)
Luminance0.0427 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#133C63 #633A13
analogous
#136362 #133C63 #131463
triadic
#133C63 #63133C #3C6313
tetradic
#133C63 #621363 #633A13 #146313
square
#133C63 #621363 #633A13 #146313
split-complementary
#133C63 #631314 #636213
monochromatic
#05101A #091D30 #133C63 #1D5B96 #277ACA

Accessibility & contrast

On white

11.33
#133C63 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.85
#133C63 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #133C63
11.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##133C63#FFFFFF#000000##FFFFFF
##133C631.0011.331.8511.33
#FFFFFF11.331.0021.001.00
#0000001.8521.001.0021.00
##FFFFFF11.331.0021.001.00

Color blindness preview

Protanopia (red-blind)
#2A3E65
Deuteranopia (green-blind)
#1E3762
Tritanopia (blue-blind)
#00454A
Achromatopsia (no color)
#3A3A3A

Design tokens & code

CSS
--color: #133c63;
/* rgb */ color: rgb(19, 60, 99);
/* oklch */ color: oklch(34.9% 0.082 250.5);
Tailwind
colors: {
  custom: {
    50: '#5e718f',
    500: '#133c63',
    950: '#000000',
  },
}
SCSS
$custom: #133c63;
$custom-light: #5e718f;
$custom-dark: #000000;
JSON
{
  "hex": "#133c63",
  "rgb": {
    "r": 19,
    "g": 60,
    "b": 99
  },
  "hsl": {
    "h": 209.25,
    "s": 67.797,
    "l": 23.137
  },
  "oklch": {
    "l": 0.3493,
    "c": 0.08177,
    "h": 250.5
  },
  "luminance": 0.04271
}

Semantic roles & 50–950 ramp

primary
#133C63
secondary
#9B6837
accent
#923DEB
background
#F5F6F8
surface
#EAECF0
border
#C6C7CB
text
#05070C
muted
#797A7D

Preview Lab

Preview with #133C63

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

Preview Lab → · Contrast checker → · Palette generator →

#133C63 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva