#11355B#11355B

#11355B is a dark, moderate cyan. Relative luminance 0.034; OKLCH L 32.5% C 0.079 H 252.6°. Best body text is #FFFFFF at 12.47:1 contrast (WCAG AA passes).

Color values

HEX	#11355B
RGB	rgb(17, 53, 91)
HSL	hsl(211, 69%, 21%)
HSV	hsv(211, 81%, 36%)
CMYK	cmyk(81.3%, 41.8%, 0%, 64.3%)
CIE-LAB	lab(21.65, 2.31, -26.43)
CIE-LCH	lch(21.65, 26.54, 275.00°)
OKLab	oklab(32.49% -0.0237 -0.0754)
OKLCH	oklch(32.49% 0.079 252.6)
XYZ	xyz(3.3919, 3.4203, 10.3769)
Luminance	0.0342 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#11355B #5B3711

analogous

#115A5B #11355B #12115B

triadic

#11355B #5B1135 #355B11

tetradic

#11355B #5B115A #5B3711 #115B12

square

#11355B #5B115A #5B3711 #115B12

split-complementary

#11355B #5B1211 #5A5B11

monochromatic

#050F1A #071727 #11355B #1B538F #2471C2

Accessibility & contrast

On white

12.47

#11355B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.68

#11355B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #11355B

12.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##11355B	#FFFFFF	#000000	##FFFFFF
##11355B	1.00	12.47	1.68	12.47
#FFFFFF	12.47	1.00	21.00	1.00
#000000	1.68	21.00	1.00	21.00
##FFFFFF	12.47	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#23385D

Deuteranopia (green-blind)

#18315A

Tritanopia (blue-blind)

#003E43

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #11355b;
/* rgb */ color: rgb(17, 53, 91);
/* oklch */ color: oklch(32.5% 0.079 252.6);

Tailwind

colors: {
  custom: {
    50: '#5b6b89',
    500: '#11355b',
    950: '#000000',
  },
}

SCSS

$custom: #11355b;
$custom-light: #5b6b89;
$custom-dark: #000000;

JSON

{
  "hex": "#11355b",
  "rgb": {
    "r": 17,
    "g": 53,
    "b": 91
  },
  "hsl": {
    "h": 210.811,
    "s": 68.519,
    "l": 21.176
  },
  "oklch": {
    "l": 0.32487,
    "c": 0.07905,
    "h": 252.6
  },
  "luminance": 0.03421
}

Semantic roles & 50–950 ramp

primary

#11355B

secondary

#946534

accent

#963CEB

background

#F5F6F8

surface

#E9EBF0

border

#C5C6CB

text

#04060B

muted

#797A7C

Preview Lab

Preview with #11355B

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

Preview Lab → · Contrast checker → · Palette generator →