#133640#133640

#133640 is a dark, muted cyan. Relative luminance 0.031; OKLCH L 31.2% C 0.044 H 219.6°. Best body text is #FFFFFF at 12.89:1 contrast (WCAG AA passes).

Color values

HEX	#133640
RGB	rgb(19, 54, 64)
HSL	hsl(193, 54%, 16%)
HSV	hsv(193, 70%, 25%)
CMYK	cmyk(70.3%, 15.6%, 0%, 74.9%)
CIE-LAB	lab(20.62, -8.90, -9.99)
CIE-LCH	lch(20.62, 13.39, 228.31°)
OKLab	oklab(31.21% -0.0336 -0.0278)
OKLCH	oklch(31.21% 0.044 219.6)
XYZ	xyz(2.5128, 3.1467, 5.3244)
Luminance	0.0315 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#133640 #401D13

analogous

#134034 #133640 #132040

triadic

#133640 #401336 #364013

tetradic

#133640 #341340 #401D13 #204013

square

#133640 #341340 #401D13 #204013

split-complementary

#133640 #401320 #403413

monochromatic

#071418 #071418 #133640 #215E6F #2F869E

Accessibility & contrast

On white

12.89

#133640 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.63

#133640 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #133640

12.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##133640	#FFFFFF	#000000	##FFFFFF
##133640	1.00	12.89	1.63	12.89
#FFFFFF	12.89	1.00	21.00	1.00
#000000	1.63	21.00	1.00	21.00
##FFFFFF	12.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#303441

Deuteranopia (green-blind)

#293040

Tritanopia (blue-blind)

#003939

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #133640;
/* rgb */ color: rgb(19, 54, 64);
/* oklch */ color: oklch(31.2% 0.044 219.6);

Tailwind

colors: {
  custom: {
    50: '#576d74',
    500: '#133640',
    950: '#000000',
  },
}

SCSS

$custom: #133640;
$custom-light: #576d74;
$custom-dark: #000000;

JSON

{
  "hex": "#133640",
  "rgb": {
    "r": 19,
    "g": 54,
    "b": 64
  },
  "hsl": {
    "h": 193.333,
    "s": 54.217,
    "l": 16.275
  },
  "oklch": {
    "l": 0.31214,
    "c": 0.04363,
    "h": 219.6
  },
  "luminance": 0.03147
}

Semantic roles & 50–950 ramp

primary

#133640

secondary

#794536

accent

#6B4ADE

background

#F5F6F7

surface

#E9EBED

border

#C5C6C8

text

#030708

muted

#787A7B

Preview Lab

Preview with #133640

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

Preview Lab → · Contrast checker → · Palette generator →