#11303A#11303A

#11303A is a dark, muted cyan. Relative luminance 0.025; OKLCH L 29.1% C 0.041 H 222.1°. Best body text is #FFFFFF at 13.93:1 contrast (WCAG AA passes).

Color values

HEX	#11303A
RGB	rgb(17, 48, 58)
HSL	hsl(195, 55%, 15%)
HSV	hsv(195, 71%, 23%)
CMYK	cmyk(70.7%, 17.2%, 0%, 77.3%)
CIE-LAB	lab(18.09, -7.73, -9.77)
CIE-LCH	lch(18.09, 12.46, 231.64°)
OKLab	oklab(29.08% -0.0301 -0.0272)
OKLCH	oklch(29.08% 0.041 222.1)
XYZ	xyz(2.0515, 2.5384, 4.3840)
Luminance	0.0254 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#11303A #3A1B11

analogous

#113A30 #11303A #111C3A

triadic

#11303A #3A1130 #303A11

tetradic

#11303A #30113A #3A1B11 #1C3A11

square

#11303A #30113A #3A1B11 #1C3A11

split-complementary

#11303A #3A111C #3A3011

monochromatic

#071418 #071418 #11303A #1F5769 #2D7E99

Accessibility & contrast

On white

13.93

#11303A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.51

#11303A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #11303A

13.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##11303A	#FFFFFF	#000000	##FFFFFF
##11303A	1.00	13.93	1.51	13.93
#FFFFFF	13.93	1.00	21.00	1.00
#000000	1.51	21.00	1.00	21.00
##FFFFFF	13.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2A2F3B

Deuteranopia (green-blind)

#242A3A

Tritanopia (blue-blind)

#003333

Achromatopsia (no color)

#2C2C2C

Design tokens & code

CSS

--color: #11303a;
/* rgb */ color: rgb(17, 48, 58);
/* oklch */ color: oklch(29.1% 0.041 222.1);

Tailwind

colors: {
  custom: {
    50: '#546870',
    500: '#11303a',
    950: '#000000',
  },
}

SCSS

$custom: #11303a;
$custom-light: #546870;
$custom-dark: #000000;

JSON

{
  "hex": "#11303a",
  "rgb": {
    "r": 17,
    "g": 48,
    "b": 58
  },
  "hsl": {
    "h": 194.634,
    "s": 54.667,
    "l": 14.706
  },
  "oklch": {
    "l": 0.29077,
    "c": 0.04057,
    "h": 222.1
  },
  "luminance": 0.02539
}

Semantic roles & 50–950 ramp

primary

#11303A

secondary

#734333

accent

#6E4ADE

background

#F5F6F6

surface

#E9EBEC

border

#C5C6C7

text

#030607

muted

#787A7A

Preview Lab

Preview with #11303A

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

Preview Lab → · Contrast checker → · Palette generator →