#133A56#133A56

#133A56 is a dark, moderate cyan. Relative luminance 0.038; OKLCH L 33.6% C 0.066 H 243.5°. Best body text is #FFFFFF at 11.88:1 contrast (WCAG AA passes).

Color values

HEX	#133A56
RGB	rgb(19, 58, 86)
HSL	hsl(205, 64%, 21%)
HSV	hsv(205, 78%, 34%)
CMYK	cmyk(77.9%, 32.6%, 0%, 66.3%)
CIE-LAB	lab(23.12, -2.91, -20.82)
CIE-LCH	lch(23.12, 21.02, 262.05°)
OKLab	oklab(33.56% -0.0294 -0.0589)
OKLCH	oklch(33.56% 0.066 243.5)
XYZ	xyz(3.4607, 3.8361, 9.3603)
Luminance	0.0384 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#133A56 #562F13

analogous

#135650 #133A56 #131856

triadic

#133A56 #56133A #3A5613

tetradic

#133A56 #501356 #562F13 #185613

square

#133A56 #501356 #562F13 #185613

split-complementary

#133A56 #561318 #565013

monochromatic

#061119 #081824 #133A56 #1E5C88 #297EBA

Accessibility & contrast

On white

11.88

#133A56 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.77

#133A56 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #133A56

11.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##133A56	#FFFFFF	#000000	##FFFFFF
##133A56	1.00	11.88	1.77	11.88
#FFFFFF	11.88	1.00	21.00	1.00
#000000	1.77	21.00	1.00	21.00
##FFFFFF	11.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2D3B57

Deuteranopia (green-blind)

#243455

Tritanopia (blue-blind)

#004144

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #133a56;
/* rgb */ color: rgb(19, 58, 86);
/* oklch */ color: oklch(33.6% 0.066 243.5);

Tailwind

colors: {
  custom: {
    50: '#5b7085',
    500: '#133a56',
    950: '#000000',
  },
}

SCSS

$custom: #133a56;
$custom-light: #5b7085;
$custom-dark: #000000;

JSON

{
  "hex": "#133a56",
  "rgb": {
    "r": 19,
    "g": 58,
    "b": 86
  },
  "hsl": {
    "h": 205.075,
    "s": 63.81,
    "l": 20.588
  },
  "oklch": {
    "l": 0.33564,
    "c": 0.0658,
    "h": 243.5
  },
  "luminance": 0.03836
}

Semantic roles & 50–950 ramp

primary

#133A56

secondary

#8E5B36

accent

#8641E7

background

#F5F6F8

surface

#E9ECEF

border

#C5C7CA

text

#04070B

muted

#797A7C

Preview Lab

Preview with #133A56

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

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