#133577#133577

#133577 is a dark, vivid blue. Relative luminance 0.040; OKLCH L 34.7% C 0.120 H 261.9°. Best body text is #FFFFFF at 11.64:1 contrast (WCAG AA passes).

Color values

HEX#133577
RGBrgb(19, 53, 119)
HSLhsl(220, 72%, 27%)
HSVhsv(220, 84%, 47%)
CMYKcmyk(84%, 55.5%, 0%, 53.3%)
CIE-LABlab(23.72, 14.49, -41.21)
CIE-LCHlch(23.72, 43.68, 289.37°)
OKLaboklab(34.74% -0.017 -0.1188)
OKLCHoklch(34.74% 0.12 261.9)
XYZxyz(4.8702, 4.0160, 17.9677)
Luminance0.0402 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#133577 #775513
analogous
#136777 #133577 #231377
triadic
#133577 #771335 #357713
tetradic
#133577 #771367 #775513 #137723
square
#133577 #771367 #775513 #137723
split-complementary
#133577 #772313 #677713
monochromatic
#040C1A #0B1D42 #133577 #1B4DAC #2865DD

Accessibility & contrast

On white

11.64
#133577 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.80
#133577 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #133577
11.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##133577#FFFFFF#000000##FFFFFF
##1335771.0011.641.8011.64
#FFFFFF11.641.0021.001.00
#0000001.8021.001.0021.00
##FFFFFF11.641.0021.001.00

Color blindness preview

Protanopia (red-blind)
#023D79
Deuteranopia (green-blind)
#003476
Tritanopia (blue-blind)
#004550
Achromatopsia (no color)
#383838

Design tokens & code

CSS
--color: #133577;
/* rgb */ color: rgb(19, 53, 119);
/* oklch */ color: oklch(34.7% 0.120 261.9);
Tailwind
colors: {
  custom: {
    50: '#636b9f',
    500: '#133577',
    950: '#000000',
  },
}
SCSS
$custom: #133577;
$custom-light: #636b9f;
$custom-dark: #000000;
JSON
{
  "hex": "#133577",
  "rgb": {
    "r": 19,
    "g": 53,
    "b": 119
  },
  "hsl": {
    "h": 219.6,
    "s": 72.464,
    "l": 27.059
  },
  "oklch": {
    "l": 0.34743,
    "c": 0.12004,
    "h": 261.9
  },
  "luminance": 0.04017
}

Semantic roles & 50–950 ramp

primary
#133577
secondary
#AD8639
accent
#B139EF
background
#F6F6F9
surface
#EBEBF2
border
#C6C6CC
text
#06060E
muted
#7A7A7E

Preview Lab

Preview with #133577

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

Preview Lab → · Contrast checker → · Palette generator →

#133577 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva