#133F5E#133F5E

#133F5E is a dark, moderate cyan. Relative luminance 0.045; OKLCH L 35.4% C 0.072 H 243.5°. Best body text is #FFFFFF at 11.05:1 contrast (WCAG AA passes).

Color values

HEX#133F5E
RGBrgb(19, 63, 94)
HSLhsl(205, 66%, 22%)
HSVhsv(205, 80%, 37%)
CMYKcmyk(79.8%, 33%, 0%, 63.1%)
CIE-LABlab(25.26, -2.99, -22.68)
CIE-LCHlch(25.26, 22.88, 262.48°)
OKLaboklab(35.4% -0.0321 -0.0642)
OKLCHoklch(35.4% 0.072 243.5)
XYZxyz(4.0657, 4.5011, 11.2420)
Luminance0.0450 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#133F5E #5E3213
analogous
#135E58 #133F5E #131A5E
triadic
#133F5E #5E133F #3F5E13
tetradic
#133F5E #58135E #5E3213 #1A5E13
square
#133F5E #58135E #5E3213 #1A5E13
split-complementary
#133F5E #5E131A #5E5813
monochromatic
#051119 #091D2B #133F5E #1D6191 #2883C4

Accessibility & contrast

On white

11.05
#133F5E on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.90
#133F5E on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #133F5E
11.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##133F5E#FFFFFF#000000##FFFFFF
##133F5E1.0011.051.9011.05
#FFFFFF11.051.0021.001.00
#0000001.9021.001.0021.00
##FFFFFF11.051.0021.001.00

Color blindness preview

Protanopia (red-blind)
#31405F
Deuteranopia (green-blind)
#26395D
Tritanopia (blue-blind)
#00474A
Achromatopsia (no color)
#3C3C3C

Design tokens & code

CSS
--color: #133f5e;
/* rgb */ color: rgb(19, 63, 94);
/* oklch */ color: oklch(35.4% 0.072 243.5);
Tailwind
colors: {
  custom: {
    50: '#5d738c',
    500: '#133f5e',
    950: '#000000',
  },
}
SCSS
$custom: #133f5e;
$custom-light: #5d738c;
$custom-dark: #000000;
JSON
{
  "hex": "#133f5e",
  "rgb": {
    "r": 19,
    "g": 63,
    "b": 94
  },
  "hsl": {
    "h": 204.8,
    "s": 66.372,
    "l": 22.157
  },
  "oklch": {
    "l": 0.354,
    "c": 0.07181,
    "h": 243.5
  },
  "luminance": 0.04502
}

Semantic roles & 50–950 ramp

primary
#133F5E
secondary
#965E37
accent
#853FE9
background
#F5F7F8
surface
#E9EDF0
border
#C5C8CB
text
#05080C
muted
#797B7D

Preview Lab

Preview with #133F5E

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

Preview Lab → · Contrast checker → · Palette generator →

#133F5E Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva