#133E56#133E56

#133E56 is a dark, moderate cyan. Relative luminance 0.043; OKLCH L 34.7% C 0.063 H 237.2°. Best body text is #FFFFFF at 11.34:1 contrast (WCAG AA passes).

Color values

HEX	#133E56
RGB	rgb(19, 62, 86)
HSL	hsl(201, 64%, 21%)
HSV	hsv(201, 78%, 34%)
CMYK	cmyk(77.9%, 27.9%, 0%, 66.3%)
CIE-LAB	lab(24.50, -5.56, -18.66)
CIE-LCH	lch(24.50, 19.47, 253.41°)
OKLab	oklab(34.65% -0.0339 -0.0526)
OKLCH	oklch(34.65% 0.063 237.2)
XYZ	xyz(3.6702, 4.2552, 9.4302)
Luminance	0.0426 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#133E56 #562B13

analogous

#13564C #133E56 #131C56

triadic

#133E56 #56133E #3E5613

tetradic

#133E56 #4C1356 #562B13 #1C5613

square

#133E56 #4C1356 #562B13 #1C5613

split-complementary

#133E56 #56131C #564C13

monochromatic

#061219 #081A24 #133E56 #1E6288 #2986BA

Accessibility & contrast

On white

11.34

#133E56 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.85

#133E56 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #133E56

11.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##133E56	#FFFFFF	#000000	##FFFFFF
##133E56	1.00	11.34	1.85	11.34
#FFFFFF	11.34	1.00	21.00	1.00
#000000	1.85	21.00	1.00	21.00
##FFFFFF	11.34	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#333E57

Deuteranopia (green-blind)

#293756

Tritanopia (blue-blind)

#004446

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #133e56;
/* rgb */ color: rgb(19, 62, 86);
/* oklch */ color: oklch(34.7% 0.063 237.2);

Tailwind

colors: {
  custom: {
    50: '#5b7385',
    500: '#133e56',
    950: '#000000',
  },
}

SCSS

$custom: #133e56;
$custom-light: #5b7385;
$custom-dark: #000000;

JSON

{
  "hex": "#133e56",
  "rgb": {
    "r": 19,
    "g": 62,
    "b": 86
  },
  "hsl": {
    "h": 201.493,
    "s": 63.81,
    "l": 20.588
  },
  "oklch": {
    "l": 0.34654,
    "c": 0.06257,
    "h": 237.2
  },
  "luminance": 0.04256
}

Semantic roles & 50–950 ramp

primary

#133E56

secondary

#8E5636

accent

#7C41E7

background

#F5F6F8

surface

#E9ECEF

border

#C5C7CA

text

#04080B

muted

#797B7C

Preview Lab

Preview with #133E56

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

Preview Lab → · Contrast checker → · Palette generator →