#11536F#11536F

#11536F is a dark, moderate cyan. Relative luminance 0.075; OKLCH L 41.7% C 0.078 H 232.0°. Best body text is #FFFFFF at 8.43:1 contrast (WCAG AA passes).

Color values

HEX	#11536F
RGB	rgb(17, 83, 111)
HSL	hsl(198, 73%, 25%)
HSV	hsv(198, 85%, 44%)
CMYK	cmyk(84.7%, 25.2%, 0%, 56.5%)
CIE-LAB	lab(32.82, -9.22, -21.70)
CIE-LCH	lch(32.82, 23.58, 246.98°)
OKLab	oklab(41.67% -0.0478 -0.0612)
OKLCH	oklch(41.67% 0.078 232)
XYZ	xyz(6.1925, 7.4526, 16.1480)
Luminance	0.0745 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#11536F #6F2D11

analogous

#116F5C #11536F #11246F

triadic

#11536F #6F1153 #536F11

tetradic

#11536F #5C116F #6F2D11 #246F11

square

#11536F #5C116F #6F2D11 #246F11

split-complementary

#11536F #6F1124 #6F5C11

monochromatic

#04141B #092B3A #11536F #197BA4 #21A2D9

Accessibility & contrast

On white

8.43

#11536F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.49

#11536F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #11536F

8.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##11536F	#FFFFFF	#000000	##FFFFFF
##11536F	1.00	8.43	2.49	8.43
#FFFFFF	8.43	1.00	21.00	1.00
#000000	2.49	21.00	1.00	21.00
##FFFFFF	8.43	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#455270

Deuteranopia (green-blind)

#39496F

Tritanopia (blue-blind)

#005B5C

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #11536f;
/* rgb */ color: rgb(17, 83, 111);
/* oklch */ color: oklch(41.7% 0.078 232.0);

Tailwind

colors: {
  custom: {
    50: '#618398',
    500: '#11536f',
    950: '#000000',
  },
}

SCSS

$custom: #11536f;
$custom-light: #618398;
$custom-dark: #000000;

JSON

{
  "hex": "#11536f",
  "rgb": {
    "r": 17,
    "g": 83,
    "b": 111
  },
  "hsl": {
    "h": 197.872,
    "s": 73.438,
    "l": 25.098
  },
  "oklch": {
    "l": 0.41674,
    "c": 0.07764,
    "h": 232
  },
  "luminance": 0.07453
}

Semantic roles & 50–950 ramp

primary

#11536F

secondary

#A65735

accent

#6F38F0

background

#F6F8F9

surface

#EBEFF2

border

#C6CACC

text

#060A0D

muted

#7A7C7E

Preview Lab

Preview with #11536F

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

Preview Lab → · Contrast checker → · Palette generator →