#13303A#13303A

#13303A is a dark, muted cyan. Relative luminance 0.026; OKLCH L 29.2% C 0.039 H 223.2°. Best body text is #FFFFFF at 13.89:1 contrast (WCAG AA passes).

Color values

HEX	#13303A
RGB	rgb(19, 48, 58)
HSL	hsl(195, 51%, 15%)
HSV	hsv(195, 67%, 23%)
CMYK	cmyk(67.2%, 17.2%, 0%, 77.3%)
CIE-LAB	lab(18.18, -7.26, -9.63)
CIE-LCH	lch(18.18, 12.06, 232.99°)
OKLab	oklab(29.17% -0.0285 -0.0268)
OKLCH	oklch(29.17% 0.039 223.2)
XYZ	xyz(2.0889, 2.5576, 4.3858)
Luminance	0.0256 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#13303A #3A1D13

analogous

#133A31 #13303A #131C3A

triadic

#13303A #3A1330 #303A13

tetradic

#13303A #31133A #3A1D13 #1C3A13

square

#13303A #31133A #3A1D13 #1C3A13

split-complementary

#13303A #3A131C #3A3113

monochromatic

#081317 #081317 #13303A #225668 #317C96

Accessibility & contrast

On white

13.89

#13303A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.51

#13303A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #13303A

13.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##13303A	#FFFFFF	#000000	##FFFFFF
##13303A	1.00	13.89	1.51	13.89
#FFFFFF	13.89	1.00	21.00	1.00
#000000	1.51	21.00	1.00	21.00
##FFFFFF	13.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2A2F3B

Deuteranopia (green-blind)

#252B3A

Tritanopia (blue-blind)

#003333

Achromatopsia (no color)

#2C2C2C

Design tokens & code

CSS

--color: #13303a;
/* rgb */ color: rgb(19, 48, 58);
/* oklch */ color: oklch(29.2% 0.039 223.2);

Tailwind

colors: {
  custom: {
    50: '#556870',
    500: '#13303a',
    950: '#000000',
  },
}

SCSS

$custom: #13303a;
$custom-light: #556870;
$custom-dark: #000000;

JSON

{
  "hex": "#13303a",
  "rgb": {
    "r": 19,
    "g": 48,
    "b": 58
  },
  "hsl": {
    "h": 195.385,
    "s": 50.649,
    "l": 15.098
  },
  "oklch": {
    "l": 0.2917,
    "c": 0.03909,
    "h": 223.2
  },
  "luminance": 0.02558
}

Semantic roles & 50–950 ramp

primary

#13303A

secondary

#724636

accent

#724EDA

background

#F5F6F6

surface

#E9EBEC

border

#C5C6C7

text

#030607

muted

#787A7A

Preview Lab

Preview with #13303A

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

Preview Lab → · Contrast checker → · Palette generator →