#13333B#13333B

#13333B is a dark, muted cyan. Relative luminance 0.028; OKLCH L 30.1% C 0.040 H 216.6°. Best body text is #FFFFFF at 13.42:1 contrast (WCAG AA passes).

Color values

HEX	#13333B
RGB	rgb(19, 51, 59)
HSL	hsl(192, 51%, 15%)
HSV	hsv(192, 68%, 23%)
CMYK	cmyk(67.8%, 13.6%, 0%, 76.9%)
CIE-LAB	lab(19.31, -8.83, -8.58)
CIE-LCH	lch(19.31, 12.32, 224.18°)
OKLab	oklab(30.1% -0.0321 -0.0238)
OKLCH	oklch(30.1% 0.04 216.6)
XYZ	xyz(2.2415, 2.8216, 4.5633)
Luminance	0.0282 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#13333B #3B1B13

analogous

#133B2F #13333B #131F3B

triadic

#13333B #3B1333 #333B13

tetradic

#13333B #2F133B #3B1B13 #1F3B13

square

#13333B #2F133B #3B1B13 #1F3B13

split-complementary

#13333B #3B131F #3B2F13

monochromatic

#071417 #071417 #13333B #225B69 #318398

Accessibility & contrast

On white

13.42

#13333B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.56

#13333B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #13333B

13.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##13333B	#FFFFFF	#000000	##FFFFFF
##13333B	1.00	13.42	1.56	13.42
#FFFFFF	13.42	1.00	21.00	1.00
#000000	1.56	21.00	1.00	21.00
##FFFFFF	13.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2E313B

Deuteranopia (green-blind)

#282D3B

Tritanopia (blue-blind)

#003635

Achromatopsia (no color)

#2F2F2F

Design tokens & code

CSS

--color: #13333b;
/* rgb */ color: rgb(19, 51, 59);
/* oklch */ color: oklch(30.1% 0.040 216.6);

Tailwind

colors: {
  custom: {
    50: '#566a70',
    500: '#13333b',
    950: '#000000',
  },
}

SCSS

$custom: #13333b;
$custom-light: #566a70;
$custom-dark: #000000;

JSON

{
  "hex": "#13333b",
  "rgb": {
    "r": 19,
    "g": 51,
    "b": 59
  },
  "hsl": {
    "h": 192,
    "s": 51.282,
    "l": 15.294
  },
  "oklch": {
    "l": 0.30095,
    "c": 0.03994,
    "h": 216.6
  },
  "luminance": 0.02822
}

Semantic roles & 50–950 ramp

primary

#13333B

secondary

#734336

accent

#694DDB

background

#F5F6F6

surface

#E9EBEC

border

#C5C6C7

text

#030607

muted

#787A7A

Preview Lab

Preview with #13333B

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

Preview Lab → · Contrast checker → · Palette generator →