#133F52#133F52

#133F52 is a dark, muted cyan. Relative luminance 0.043; OKLCH L 34.7% C 0.058 H 230.4°. Best body text is #FFFFFF at 11.29:1 contrast (WCAG AA passes).

Color values

HEX	#133F52
RGB	rgb(19, 63, 82)
HSL	hsl(198, 62%, 20%)
HSV	hsv(198, 77%, 32%)
CMYK	cmyk(76.8%, 23.2%, 0%, 67.8%)
CIE-LAB	lab(24.65, -7.78, -15.81)
CIE-LCH	lch(24.65, 17.62, 243.80°)
OKLab	oklab(34.71% -0.0367 -0.0443)
OKLCH	oklch(34.71% 0.058 230.4)
XYZ	xyz(3.5684, 4.3023, 8.6234)
Luminance	0.0430 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#133F52 #522613

analogous

#135245 #133F52 #132052

triadic

#133F52 #52133F #3F5213

tetradic

#133F52 #451352 #522613 #205213

square

#133F52 #451352 #522613 #205213

split-complementary

#133F52 #521320 #524513

monochromatic

#061319 #071920 #133F52 #1F6584 #2A8BB5

Accessibility & contrast

On white

11.29

#133F52 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.86

#133F52 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #133F52

11.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##133F52	#FFFFFF	#000000	##FFFFFF
##133F52	1.00	11.29	1.86	11.29
#FFFFFF	11.29	1.00	21.00	1.00
#000000	1.86	21.00	1.00	21.00
##FFFFFF	11.29	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#353E53

Deuteranopia (green-blind)

#2D3852

Tritanopia (blue-blind)

#004445

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #133f52;
/* rgb */ color: rgb(19, 63, 82);
/* oklch */ color: oklch(34.7% 0.058 230.4);

Tailwind

colors: {
  custom: {
    50: '#5a7482',
    500: '#133f52',
    950: '#000000',
  },
}

SCSS

$custom: #133f52;
$custom-light: #5a7482;
$custom-dark: #000000;

JSON

{
  "hex": "#133f52",
  "rgb": {
    "r": 19,
    "g": 63,
    "b": 82
  },
  "hsl": {
    "h": 198.095,
    "s": 62.376,
    "l": 19.804
  },
  "oklch": {
    "l": 0.34707,
    "c": 0.05756,
    "h": 230.4
  },
  "luminance": 0.04303
}

Semantic roles & 50–950 ramp

primary

#133F52

secondary

#8A5036

accent

#7442E5

background

#F5F7F7

surface

#E9EDEE

border

#C5C8C9

text

#04080A

muted

#797B7C

Preview Lab

Preview with #133F52

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

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