#133B44#133B44

#133B44 is a dark, muted cyan. Relative luminance 0.037; OKLCH L 32.9% C 0.047 H 215.2°. Best body text is #FFFFFF at 12.09:1 contrast (WCAG AA passes).

Color values

HEX	#133B44
RGB	rgb(19, 59, 68)
HSL	hsl(191, 56%, 17%)
HSV	hsv(191, 72%, 27%)
CMYK	cmyk(72.1%, 13.2%, 0%, 73.3%)
CIE-LAB	lab(22.60, -10.56, -9.68)
CIE-LCH	lch(22.60, 14.33, 222.49°)
OKLab	oklab(32.86% -0.0381 -0.0269)
OKLCH	oklch(32.86% 0.047 215.2)
XYZ	xyz(2.8755, 3.6834, 6.0272)
Luminance	0.0368 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#133B44 #441C13

analogous

#134435 #133B44 #132344

triadic

#133B44 #44133B #3B4413

tetradic

#133B44 #351344 #441C13 #234413

square

#133B44 #351344 #441C13 #234413

split-complementary

#133B44 #441323 #443513

monochromatic

#071518 #071518 #133B44 #206574 #2E8EA4

Accessibility & contrast

On white

12.09

#133B44 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.74

#133B44 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #133B44

12.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##133B44	#FFFFFF	#000000	##FFFFFF
##133B44	1.00	12.09	1.74	12.09
#FFFFFF	12.09	1.00	21.00	1.00
#000000	1.74	21.00	1.00	21.00
##FFFFFF	12.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#353945

Deuteranopia (green-blind)

#2E3444

Tritanopia (blue-blind)

#003E3E

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #133b44;
/* rgb */ color: rgb(19, 59, 68);
/* oklch */ color: oklch(32.9% 0.047 215.2);

Tailwind

colors: {
  custom: {
    50: '#587177',
    500: '#133b44',
    950: '#000000',
  },
}

SCSS

$custom: #133b44;
$custom-light: #587177;
$custom-dark: #000000;

JSON

{
  "hex": "#133b44",
  "rgb": {
    "r": 19,
    "g": 59,
    "b": 68
  },
  "hsl": {
    "h": 191.02,
    "s": 56.322,
    "l": 17.059
  },
  "oklch": {
    "l": 0.32855,
    "c": 0.04666,
    "h": 215.2
  },
  "luminance": 0.03684
}

Semantic roles & 50–950 ramp

primary

#133B44

secondary

#7D4336

accent

#6448E0

background

#F5F6F7

surface

#E9ECED

border

#C5C7C8

text

#040708

muted

#797A7B

Preview Lab

Preview with #133B44

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

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