#135666#135666

#135666 is a dark, moderate cyan. Relative luminance 0.078; OKLCH L 42.1% C 0.068 H 218.0°. Best body text is #FFFFFF at 8.23:1 contrast (WCAG AA passes).

Color values

HEX	#135666
RGB	rgb(19, 86, 102)
HSL	hsl(192, 69%, 24%)
HSV	hsv(192, 81%, 40%)
CMYK	cmyk(81.4%, 15.7%, 0%, 60%)
CIE-LAB	lab(33.46, -14.18, -15.06)
CIE-LCH	lch(33.46, 20.69, 226.71°)
OKLab	oklab(42.07% -0.0539 -0.0421)
OKLCH	oklch(42.07% 0.068 218)
XYZ	xyz(5.9936, 7.7526, 13.7483)
Luminance	0.0775 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#135666 #662313

analogous

#13664C #135666 #132C66

triadic

#135666 #661356 #566613

tetradic

#135666 #4C1366 #662313 #2C6613

square

#135666 #4C1366 #662313 #2C6613

split-complementary

#135666 #66132C #664C13

monochromatic

#05161A #092B32 #135666 #1D819A #26ADCD

Accessibility & contrast

On white

8.23

#135666 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.55

#135666 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #135666

8.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##135666	#FFFFFF	#000000	##FFFFFF
##135666	1.00	8.23	2.55	8.23
#FFFFFF	8.23	1.00	21.00	1.00
#000000	2.55	21.00	1.00	21.00
##FFFFFF	8.23	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4C5367

Deuteranopia (green-blind)

#414B66

Tritanopia (blue-blind)

#005B5B

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #135666;
/* rgb */ color: rgb(19, 86, 102);
/* oklch */ color: oklch(42.1% 0.068 218.0);

Tailwind

colors: {
  custom: {
    50: '#608591',
    500: '#135666',
    950: '#000000',
  },
}

SCSS

$custom: #135666;
$custom-light: #608591;
$custom-dark: #000000;

JSON

{
  "hex": "#135666",
  "rgb": {
    "r": 19,
    "g": 86,
    "b": 102
  },
  "hsl": {
    "h": 191.566,
    "s": 68.595,
    "l": 23.725
  },
  "oklch": {
    "l": 0.4207,
    "c": 0.0684,
    "h": 218
  },
  "luminance": 0.07753
}

Semantic roles & 50–950 ramp

primary

#135666

secondary

#9D4B37

accent

#5E3CEB

background

#F6F8F8

surface

#EBEFF0

border

#C6CACB

text

#050B0C

muted

#7A7C7D

Preview Lab

Preview with #135666

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

Preview Lab → · Contrast checker → · Palette generator →