#11333B#11333B

#11333B is a dark, muted cyan. Relative luminance 0.028; OKLCH L 30.0% C 0.041 H 215.8°. Best body text is #FFFFFF at 13.46:1 contrast (WCAG AA passes).

Color values

HEX	#11333B
RGB	rgb(17, 51, 59)
HSL	hsl(191, 55%, 15%)
HSV	hsv(191, 71%, 23%)
CMYK	cmyk(71.2%, 13.6%, 0%, 76.9%)
CIE-LAB	lab(19.23, -9.29, -8.71)
CIE-LCH	lch(19.23, 12.74, 223.17°)
OKLab	oklab(30.01% -0.0336 -0.0242)
OKLCH	oklch(30.01% 0.041 215.8)
XYZ	xyz(2.2041, 2.8024, 4.5616)
Luminance	0.0280 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#11333B #3B1911

analogous

#113B2E #11333B #111E3B

triadic

#11333B #3B1133 #333B11

tetradic

#11333B #2E113B #3B1911 #1E3B11

square

#11333B #2E113B #3B1911 #1E3B11

split-complementary

#11333B #3B111E #3B2E11

monochromatic

#071518 #071518 #11333B #1F5C6B #2C859A

Accessibility & contrast

On white

13.46

#11333B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.56

#11333B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #11333B

13.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##11333B	#FFFFFF	#000000	##FFFFFF
##11333B	1.00	13.46	1.56	13.46
#FFFFFF	13.46	1.00	21.00	1.00
#000000	1.56	21.00	1.00	21.00
##FFFFFF	13.46	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2D313B

Deuteranopia (green-blind)

#272D3B

Tritanopia (blue-blind)

#003635

Achromatopsia (no color)

#2F2F2F

Design tokens & code

CSS

--color: #11333b;
/* rgb */ color: rgb(17, 51, 59);
/* oklch */ color: oklch(30.0% 0.041 215.8);

Tailwind

colors: {
  custom: {
    50: '#556a70',
    500: '#11333b',
    950: '#000000',
  },
}

SCSS

$custom: #11333b;
$custom-light: #556a70;
$custom-dark: #000000;

JSON

{
  "hex": "#11333b",
  "rgb": {
    "r": 17,
    "g": 51,
    "b": 59
  },
  "hsl": {
    "h": 191.429,
    "s": 55.263,
    "l": 14.902
  },
  "oklch": {
    "l": 0.30008,
    "c": 0.0414,
    "h": 215.8
  },
  "luminance": 0.02803
}

Semantic roles & 50–950 ramp

primary

#11333B

secondary

#744033

accent

#6649DF

background

#F5F6F6

surface

#E9EBEC

border

#C5C6C7

text

#030607

muted

#787A7A

Preview Lab

Preview with #11333B

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

Preview Lab → · Contrast checker → · Palette generator →