#13303D#13303D

#13303D is a dark, muted cyan. Relative luminance 0.026; OKLCH L 29.3% C 0.042 H 229.8°. Best body text is #FFFFFF at 13.84:1 contrast (WCAG AA passes).

Color values

HEX	#13303D
RGB	rgb(19, 48, 61)
HSL	hsl(199, 53%, 16%)
HSV	hsv(199, 69%, 24%)
CMYK	cmyk(68.9%, 21.3%, 0%, 76.1%)
CIE-LAB	lab(18.32, -6.13, -11.48)
CIE-LCH	lch(18.32, 13.02, 241.91°)
OKLab	oklab(29.33% -0.0271 -0.032)
OKLCH	oklch(29.33% 0.042 229.8)
XYZ	xyz(2.1675, 2.5891, 4.7995)
Luminance	0.0259 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#13303D #3D2013

analogous

#133D35 #13303D #131B3D

triadic

#13303D #3D1330 #303D13

tetradic

#13303D #35133D #3D2013 #1B3D13

square

#13303D #35133D #3D2013 #1B3D13

split-complementary

#13303D #3D131B #3D3513

monochromatic

#071217 #071217 #13303D #22556C #30799A

Accessibility & contrast

On white

13.84

#13303D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.52

#13303D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #13303D

13.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##13303D	#FFFFFF	#000000	##FFFFFF
##13303D	1.00	13.84	1.52	13.84
#FFFFFF	13.84	1.00	21.00	1.00
#000000	1.52	21.00	1.00	21.00
##FFFFFF	13.84	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#292F3E

Deuteranopia (green-blind)

#232B3D

Tritanopia (blue-blind)

#003434

Achromatopsia (no color)

#2D2D2D

Design tokens & code

CSS

--color: #13303d;
/* rgb */ color: rgb(19, 48, 61);
/* oklch */ color: oklch(29.3% 0.042 229.8);

Tailwind

colors: {
  custom: {
    50: '#566872',
    500: '#13303d',
    950: '#000000',
  },
}

SCSS

$custom: #13303d;
$custom-light: #566872;
$custom-dark: #000000;

JSON

{
  "hex": "#13303d",
  "rgb": {
    "r": 19,
    "g": 48,
    "b": 61
  },
  "hsl": {
    "h": 198.571,
    "s": 52.5,
    "l": 15.686
  },
  "oklch": {
    "l": 0.29327,
    "c": 0.04196,
    "h": 229.8
  },
  "luminance": 0.02589
}

Semantic roles & 50–950 ramp

primary

#13303D

secondary

#754A36

accent

#784CDC

background

#F5F6F6

surface

#E9EBEC

border

#C5C6C7

text

#030608

muted

#787A7B

Preview Lab

Preview with #13303D

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

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