#133F56#133F56

#133F56 is a dark, moderate cyan. Relative luminance 0.044; OKLCH L 34.9% C 0.062 H 235.5°. Best body text is #FFFFFF at 11.21:1 contrast (WCAG AA passes).

Color values

HEX	#133F56
RGB	rgb(19, 63, 86)
HSL	hsl(201, 64%, 21%)
HSV	hsv(201, 78%, 34%)
CMYK	cmyk(77.9%, 26.7%, 0%, 66.3%)
CIE-LAB	lab(24.84, -6.21, -18.13)
CIE-LCH	lch(24.84, 19.16, 251.09°)
OKLab	oklab(34.93% -0.035 -0.051)
OKLCH	oklch(34.93% 0.062 235.5)
XYZ	xyz(3.7251, 4.3649, 9.4485)
Luminance	0.0437 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#133F56 #562A13

analogous

#13564B #133F56 #131D56

triadic

#133F56 #56133F #3F5613

tetradic

#133F56 #4B1356 #562A13 #1D5613

square

#133F56 #4B1356 #562A13 #1D5613

split-complementary

#133F56 #56131D #564B13

monochromatic

#061219 #081A24 #133F56 #1E6488 #2988BA

Accessibility & contrast

On white

11.21

#133F56 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.87

#133F56 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #133F56

11.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##133F56	#FFFFFF	#000000	##FFFFFF
##133F56	1.00	11.21	1.87	11.21
#FFFFFF	11.21	1.00	21.00	1.00
#000000	1.87	21.00	1.00	21.00
##FFFFFF	11.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#343F57

Deuteranopia (green-blind)

#2B3856

Tritanopia (blue-blind)

#004547

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #133f56;
/* rgb */ color: rgb(19, 63, 86);
/* oklch */ color: oklch(34.9% 0.062 235.5);

Tailwind

colors: {
  custom: {
    50: '#5b7485',
    500: '#133f56',
    950: '#000000',
  },
}

SCSS

$custom: #133f56;
$custom-light: #5b7485;
$custom-dark: #000000;

JSON

{
  "hex": "#133f56",
  "rgb": {
    "r": 19,
    "g": 63,
    "b": 86
  },
  "hsl": {
    "h": 200.597,
    "s": 63.81,
    "l": 20.588
  },
  "oklch": {
    "l": 0.34928,
    "c": 0.06191,
    "h": 235.5
  },
  "luminance": 0.04365
}

Semantic roles & 50–950 ramp

primary

#133F56

secondary

#8E5536

accent

#7A41E7

background

#F5F7F8

surface

#E9EDEF

border

#C5C8CA

text

#04080B

muted

#797B7C

Preview Lab

Preview with #133F56

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

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