#11243C#11243C

#11243C is a dark, muted cyan. Relative luminance 0.017; OKLCH L 25.8% C 0.052 H 255.1°. Best body text is #FFFFFF at 15.66:1 contrast (WCAG AA passes).

Color values

HEX	#11243C
RGB	rgb(17, 36, 60)
HSL	hsl(213, 56%, 15%)
HSV	hsv(213, 72%, 24%)
CMYK	cmyk(71.7%, 40%, 0%, 76.5%)
CIE-LAB	lab(13.87, 1.44, -17.73)
CIE-LCH	lch(13.87, 17.79, 274.63°)
OKLab	oklab(25.77% -0.0133 -0.0502)
OKLCH	oklch(25.77% 0.052 255.1)
XYZ	xyz(1.6774, 1.7070, 4.5152)
Luminance	0.0171 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#11243C #3C2911

analogous

#113A3C #11243C #13113C

triadic

#11243C #3C1124 #243C11

tetradic

#11243C #3C113A #3C2911 #113C13

square

#11243C #3C113A #3C2911 #113C13

split-complementary

#11243C #3C1311 #3A3C11

monochromatic

#070E18 #070E18 #11243C #1F416C #2C5D9B

Accessibility & contrast

On white

15.66

#11243C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.34

#11243C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #11243C

15.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##11243C	#FFFFFF	#000000	##FFFFFF
##11243C	1.00	15.66	1.34	15.66
#FFFFFF	15.66	1.00	21.00	1.00
#000000	1.34	21.00	1.00	21.00
##FFFFFF	15.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1A263D

Deuteranopia (green-blind)

#14213C

Tritanopia (blue-blind)

#00292D

Achromatopsia (no color)

#232323

Design tokens & code

CSS

--color: #11243c;
/* rgb */ color: rgb(17, 36, 60);
/* oklch */ color: oklch(25.8% 0.052 255.1);

Tailwind

colors: {
  custom: {
    50: '#545e72',
    500: '#11243c',
    950: '#000000',
  },
}

SCSS

$custom: #11243c;
$custom-light: #545e72;
$custom-dark: #000000;

JSON

{
  "hex": "#11243c",
  "rgb": {
    "r": 17,
    "g": 36,
    "b": 60
  },
  "hsl": {
    "h": 213.488,
    "s": 55.844,
    "l": 15.098
  },
  "oklch": {
    "l": 0.2577,
    "c": 0.05195,
    "h": 255.1
  },
  "luminance": 0.01707
}

Semantic roles & 50–950 ramp

primary

#11243C

secondary

#755833

accent

#9D49DF

background

#F5F5F6

surface

#E9E9EC

border

#C5C5C7

text

#030408

muted

#78797B

Preview Lab

Preview with #11243C

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

Preview Lab → · Contrast checker → · Palette generator →