#13404B#13404B

#13404B is a dark, muted cyan. Relative luminance 0.043; OKLCH L 34.6% C 0.051 H 217.1°. Best body text is #FFFFFF at 11.27:1 contrast (WCAG AA passes).

Color values

HEX	#13404B
RGB	rgb(19, 64, 75)
HSL	hsl(192, 60%, 18%)
HSV	hsv(192, 75%, 29%)
CMYK	cmyk(74.7%, 14.7%, 0%, 70.6%)
CIE-LAB	lab(24.68, -11.06, -11.15)
CIE-LCH	lch(24.68, 15.70, 225.22°)
OKLab	oklab(34.63% -0.041 -0.031)
OKLCH	oklch(34.63% 0.051 217.1)
XYZ	xyz(3.3714, 4.3129, 7.3100)
Luminance	0.0431 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#13404B #4B1E13

analogous

#134B3A #13404B #13244B

triadic

#13404B #4B1340 #404B13

tetradic

#13404B #3A134B #4B1E13 #244B13

square

#13404B #3A134B #4B1E13 #244B13

split-complementary

#13404B #4B1324 #4B3A13

monochromatic

#061518 #07161A #13404B #1F6A7C #2C93AD

Accessibility & contrast

On white

11.27

#13404B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.86

#13404B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #13404B

11.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##13404B	#FFFFFF	#000000	##FFFFFF
##13404B	1.00	11.27	1.86	11.27
#FFFFFF	11.27	1.00	21.00	1.00
#000000	1.86	21.00	1.00	21.00
##FFFFFF	11.27	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#393E4C

Deuteranopia (green-blind)

#31384B

Tritanopia (blue-blind)

#004443

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #13404b;
/* rgb */ color: rgb(19, 64, 75);
/* oklch */ color: oklch(34.6% 0.051 217.1);

Tailwind

colors: {
  custom: {
    50: '#59757d',
    500: '#13404b',
    950: '#000000',
  },
}

SCSS

$custom: #13404b;
$custom-light: #59757d;
$custom-dark: #000000;

JSON

{
  "hex": "#13404b",
  "rgb": {
    "r": 19,
    "g": 64,
    "b": 75
  },
  "hsl": {
    "h": 191.786,
    "s": 59.574,
    "l": 18.431
  },
  "oklch": {
    "l": 0.34628,
    "c": 0.05144,
    "h": 217.1
  },
  "luminance": 0.04313
}

Semantic roles & 50–950 ramp

primary

#13404B

secondary

#844536

accent

#6445E3

background

#F5F7F7

surface

#E9EDEE

border

#C5C8C9

text

#040809

muted

#797B7B

Preview Lab

Preview with #13404B

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

Preview Lab → · Contrast checker → · Palette generator →