#133B47#133B47

#133B47 is a dark, muted cyan. Relative luminance 0.037; OKLCH L 33.0% C 0.049 H 221.1°. Best body text is #FFFFFF at 12.04:1 contrast (WCAG AA passes).

Color values

HEX	#133B47
RGB	rgb(19, 59, 71)
HSL	hsl(194, 58%, 18%)
HSV	hsv(194, 73%, 28%)
CMYK	cmyk(73.2%, 16.9%, 0%, 72.2%)
CIE-LAB	lab(22.73, -9.45, -11.48)
CIE-LCH	lch(22.73, 14.87, 230.54°)
OKLab	oklab(33% -0.0367 -0.032)
OKLCH	oklch(33% 0.049 221.1)
XYZ	xyz(2.9694, 3.7210, 6.5217)
Luminance	0.0372 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#133B47 #471F13

analogous

#134739 #133B47 #132147

triadic

#133B47 #47133B #3B4713

tetradic

#133B47 #391347 #471F13 #214713

square

#133B47 #391347 #471F13 #214713

split-complementary

#133B47 #471321 #473913

monochromatic

#061418 #061418 #133B47 #206377 #2D8BA8

Accessibility & contrast

On white

12.04

#133B47 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.74

#133B47 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #133B47

12.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##133B47	#FFFFFF	#000000	##FFFFFF
##133B47	1.00	12.04	1.74	12.04
#FFFFFF	12.04	1.00	21.00	1.00
#000000	1.74	21.00	1.00	21.00
##FFFFFF	12.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#343948

Deuteranopia (green-blind)

#2C3447

Tritanopia (blue-blind)

#003F3F

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #133b47;
/* rgb */ color: rgb(19, 59, 71);
/* oklch */ color: oklch(33.0% 0.049 221.1);

Tailwind

colors: {
  custom: {
    50: '#58717a',
    500: '#133b47',
    950: '#000000',
  },
}

SCSS

$custom: #133b47;
$custom-light: #58717a;
$custom-dark: #000000;

JSON

{
  "hex": "#133b47",
  "rgb": {
    "r": 19,
    "g": 59,
    "b": 71
  },
  "hsl": {
    "h": 193.846,
    "s": 57.778,
    "l": 17.647
  },
  "oklch": {
    "l": 0.33003,
    "c": 0.04871,
    "h": 221.1
  },
  "luminance": 0.03721
}

Semantic roles & 50–950 ramp

primary

#133B47

secondary

#804736

accent

#6A47E1

background

#F5F6F7

surface

#E9ECED

border

#C5C7C8

text

#040709

muted

#797A7B

Preview Lab

Preview with #133B47

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

Preview Lab → · Contrast checker → · Palette generator →