#133A43#133A43

#133A43 is a dark, muted cyan. Relative luminance 0.036; OKLCH L 32.5% C 0.046 H 215.6°. Best body text is #FFFFFF at 12.25:1 contrast (WCAG AA passes).

Color values

HEX	#133A43
RGB	rgb(19, 58, 67)
HSL	hsl(191, 56%, 17%)
HSV	hsv(191, 72%, 26%)
CMYK	cmyk(71.6%, 13.4%, 0%, 73.7%)
CIE-LAB	lab(22.19, -10.31, -9.62)
CIE-LCH	lch(22.19, 14.10, 223.01°)
OKLab	oklab(32.52% -0.0373 -0.0267)
OKLCH	oklch(32.52% 0.046 215.6)
XYZ	xyz(2.7943, 3.5695, 5.8508)
Luminance	0.0357 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#133A43 #431C13

analogous

#134334 #133A43 #132243

triadic

#133A43 #43133A #3A4313

tetradic

#133A43 #341343 #431C13 #224313

square

#133A43 #341343 #431C13 #224313

split-complementary

#133A43 #431322 #433413

monochromatic

#071518 #071518 #133A43 #216373 #2E8DA2

Accessibility & contrast

On white

12.25

#133A43 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.71

#133A43 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #133A43

12.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##133A43	#FFFFFF	#000000	##FFFFFF
##133A43	1.00	12.25	1.71	12.25
#FFFFFF	12.25	1.00	21.00	1.00
#000000	1.71	21.00	1.00	21.00
##FFFFFF	12.25	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#343844

Deuteranopia (green-blind)

#2D3343

Tritanopia (blue-blind)

#003D3D

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #133a43;
/* rgb */ color: rgb(19, 58, 67);
/* oklch */ color: oklch(32.5% 0.046 215.6);

Tailwind

colors: {
  custom: {
    50: '#577077',
    500: '#133a43',
    950: '#000000',
  },
}

SCSS

$custom: #133a43;
$custom-light: #577077;
$custom-dark: #000000;

JSON

{
  "hex": "#133a43",
  "rgb": {
    "r": 19,
    "g": 58,
    "b": 67
  },
  "hsl": {
    "h": 191.25,
    "s": 55.814,
    "l": 16.863
  },
  "oklch": {
    "l": 0.32518,
    "c": 0.04593,
    "h": 215.6
  },
  "luminance": 0.0357
}

Semantic roles & 50–950 ramp

primary

#133A43

secondary

#7C4336

accent

#6549DF

background

#F5F6F7

surface

#E9ECED

border

#C5C7C8

text

#030708

muted

#787A7B

Preview Lab

Preview with #133A43

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

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