#133E57#133E57

#133E57 is a dark, moderate cyan. Relative luminance 0.043; OKLCH L 34.7% C 0.064 H 238.3°. Best body text is #FFFFFF at 11.32:1 contrast (WCAG AA passes).

Color values

HEX#133E57
RGBrgb(19, 62, 87)
HSLhsl(202, 64%, 21%)
HSVhsv(202, 78%, 34%)
CMYKcmyk(78.2%, 28.7%, 0%, 65.9%)
CIE-LABlab(24.55, -5.16, -19.24)
CIE-LCHlch(24.55, 19.92, 254.99°)
OKLaboklab(34.71% -0.0335 -0.0543)
OKLCHoklch(34.71% 0.064 238.3)
XYZxyz(3.7108, 4.2714, 9.6439)
Luminance0.0427 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#133E57 #572C13
analogous
#13574E #133E57 #131C57
triadic
#133E57 #57133E #3E5713
tetradic
#133E57 #4E1357 #572C13 #1C5713
square
#133E57 #4E1357 #572C13 #1C5713
split-complementary
#133E57 #57131C #574E13
monochromatic
#051219 #081A25 #133E57 #1E6289 #2986BB

Accessibility & contrast

On white

11.32
#133E57 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.85
#133E57 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #133E57
11.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##133E57#FFFFFF#000000##FFFFFF
##133E571.0011.321.8511.32
#FFFFFF11.321.0021.001.00
#0000001.8521.001.0021.00
##FFFFFF11.321.0021.001.00

Color blindness preview

Protanopia (red-blind)
#323E58
Deuteranopia (green-blind)
#293757
Tritanopia (blue-blind)
#004447
Achromatopsia (no color)
#3A3A3A

Design tokens & code

CSS
--color: #133e57;
/* rgb */ color: rgb(19, 62, 87);
/* oklch */ color: oklch(34.7% 0.064 238.3);
Tailwind
colors: {
  custom: {
    50: '#5b7386',
    500: '#133e57',
    950: '#000000',
  },
}
SCSS
$custom: #133e57;
$custom-light: #5b7386;
$custom-dark: #000000;
JSON
{
  "hex": "#133e57",
  "rgb": {
    "r": 19,
    "g": 62,
    "b": 87
  },
  "hsl": {
    "h": 202.059,
    "s": 64.151,
    "l": 20.784
  },
  "oklch": {
    "l": 0.34711,
    "c": 0.06378,
    "h": 238.3
  },
  "luminance": 0.04272
}

Semantic roles & 50–950 ramp

primary
#133E57
secondary
#8F5736
accent
#7E41E7
background
#F5F6F8
surface
#E9ECEF
border
#C5C7CA
text
#04080B
muted
#797B7C

Preview Lab

Preview with #133E57

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

Preview Lab → · Contrast checker → · Palette generator →

#133E57 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva