#133C4C#133C4C

#133C4C is a dark, muted cyan. Relative luminance 0.039; OKLCH L 33.5% C 0.053 H 227.5°. Best body text is #FFFFFF at 11.81:1 contrast (WCAG AA passes).

Color values

HEX	#133C4C
RGB	rgb(19, 60, 76)
HSL	hsl(197, 60%, 19%)
HSV	hsv(197, 75%, 30%)
CMYK	cmyk(75%, 21.1%, 0%, 70.2%)
CIE-LAB	lab(23.31, -8.18, -13.91)
CIE-LCH	lch(23.31, 16.14, 239.54°)
OKLab	oklab(33.55% -0.0357 -0.0389)
OKLCH	oklch(33.55% 0.053 227.5)
XYZ	xyz(3.1884, 3.8916, 7.4192)
Luminance	0.0389 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#133C4C #4C2313

analogous

#134C3F #133C4C #131F4C

triadic

#133C4C #4C133C #3C4C13

tetradic

#133C4C #3F134C #4C2313 #1F4C13

square

#133C4C #3F134C #4C2313 #1F4C13

split-complementary

#133C4C #4C131F #4C3F13

monochromatic

#061318 #07151B #133C4C #1F637D #2B89AE

Accessibility & contrast

On white

11.81

#133C4C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.78

#133C4C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #133C4C

11.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##133C4C	#FFFFFF	#000000	##FFFFFF
##133C4C	1.00	11.81	1.78	11.81
#FFFFFF	11.81	1.00	21.00	1.00
#000000	1.78	21.00	1.00	21.00
##FFFFFF	11.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#343B4D

Deuteranopia (green-blind)

#2C354C

Tritanopia (blue-blind)

#004141

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #133c4c;
/* rgb */ color: rgb(19, 60, 76);
/* oklch */ color: oklch(33.5% 0.053 227.5);

Tailwind

colors: {
  custom: {
    50: '#59717e',
    500: '#133c4c',
    950: '#000000',
  },
}

SCSS

$custom: #133c4c;
$custom-light: #59717e;
$custom-dark: #000000;

JSON

{
  "hex": "#133c4c",
  "rgb": {
    "r": 19,
    "g": 60,
    "b": 76
  },
  "hsl": {
    "h": 196.842,
    "s": 60,
    "l": 18.627
  },
  "oklch": {
    "l": 0.33546,
    "c": 0.05282,
    "h": 227.5
  },
  "luminance": 0.03892
}

Semantic roles & 50–950 ramp

primary

#133C4C

secondary

#854C36

accent

#7145E3

background

#F5F6F7

surface

#E9ECEE

border

#C5C7C9

text

#040709

muted

#797A7B

Preview Lab

Preview with #133C4C

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

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