#133D59#133D59

#133D59 is a dark, moderate cyan. Relative luminance 0.042; OKLCH L 34.6% C 0.067 H 241.8°. Best body text is #FFFFFF at 11.42:1 contrast (WCAG AA passes).

Color values

HEX	#133D59
RGB	rgb(19, 61, 89)
HSL	hsl(204, 65%, 21%)
HSV	hsv(204, 79%, 35%)
CMYK	cmyk(78.7%, 31.5%, 0%, 65.1%)
CIE-LAB	lab(24.31, -3.70, -20.92)
CIE-LCH	lch(24.31, 21.24, 259.98°)
OKLab	oklab(34.56% -0.0316 -0.0591)
OKLCH	oklch(34.56% 0.067 241.8)
XYZ	xyz(3.7398, 4.1968, 10.0622)
Luminance	0.0420 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#133D59 #592F13

analogous

#135952 #133D59 #131A59

triadic

#133D59 #59133D #3D5913

tetradic

#133D59 #521359 #592F13 #1A5913

square

#133D59 #521359 #592F13 #1A5913

split-complementary

#133D59 #59131A #595213

monochromatic

#051119 #081A27 #133D59 #1E608B #2982BE

Accessibility & contrast

On white

11.42

#133D59 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.84

#133D59 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #133D59

11.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##133D59	#FFFFFF	#000000	##FFFFFF
##133D59	1.00	11.42	1.84	11.42
#FFFFFF	11.42	1.00	21.00	1.00
#000000	1.84	21.00	1.00	21.00
##FFFFFF	11.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#303D5A

Deuteranopia (green-blind)

#263758

Tritanopia (blue-blind)

#004447

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #133d59;
/* rgb */ color: rgb(19, 61, 89);
/* oklch */ color: oklch(34.6% 0.067 241.8);

Tailwind

colors: {
  custom: {
    50: '#5c7288',
    500: '#133d59',
    950: '#000000',
  },
}

SCSS

$custom: #133d59;
$custom-light: #5c7288;
$custom-dark: #000000;

JSON

{
  "hex": "#133d59",
  "rgb": {
    "r": 19,
    "g": 61,
    "b": 89
  },
  "hsl": {
    "h": 204,
    "s": 64.815,
    "l": 21.176
  },
  "oklch": {
    "l": 0.34558,
    "c": 0.06709,
    "h": 241.8
  },
  "luminance": 0.04197
}

Semantic roles & 50–950 ramp

primary

#133D59

secondary

#915B37

accent

#8340E8

background

#F5F6F8

surface

#E9ECEF

border

#C5C7CA

text

#04070B

muted

#797A7C

Preview Lab

Preview with #133D59

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

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