#0F5566#0F5566

#0F5566 is a dark, moderate cyan. Relative luminance 0.076; OKLCH L 41.7% C 0.070 H 218.9°. Best body text is #FFFFFF at 8.36:1 contrast (WCAG AA passes).

Color values

HEX	#0F5566
RGB	rgb(15, 85, 102)
HSL	hsl(192, 74%, 23%)
HSV	hsv(192, 85%, 40%)
CMYK	cmyk(85.3%, 16.7%, 0%, 60%)
CIE-LAB	lab(33.04, -14.06, -15.71)
CIE-LCH	lch(33.04, 21.08, 228.17°)
OKLab	oklab(41.71% -0.0544 -0.044)
OKLCH	oklch(41.71% 0.07 218.9)
XYZ	xyz(5.8428, 7.5571, 13.7185)
Luminance	0.0756 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0F5566 #66200F

analogous

#0F664B #0F5566 #0F2966

triadic

#0F5566 #660F55 #55660F

tetradic

#0F5566 #4B0F66 #66200F #29660F

square

#0F5566 #4B0F66 #66200F #29660F

split-complementary

#0F5566 #660F29 #664B0F

monochromatic

#04161B #072931 #0F5566 #17819B #1FAED1

Accessibility & contrast

On white

8.36

#0F5566 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.51

#0F5566 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0F5566

8.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0F5566	#FFFFFF	#000000	##FFFFFF
##0F5566	1.00	8.36	2.51	8.36
#FFFFFF	8.36	1.00	21.00	1.00
#000000	2.51	21.00	1.00	21.00
##FFFFFF	8.36	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4A5267

Deuteranopia (green-blind)

#3F4A66

Tritanopia (blue-blind)

#005B5A

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #0f5566;
/* rgb */ color: rgb(15, 85, 102);
/* oklch */ color: oklch(41.7% 0.070 218.9);

Tailwind

colors: {
  custom: {
    50: '#5f8591',
    500: '#0f5566',
    950: '#000000',
  },
}

SCSS

$custom: #0f5566;
$custom-light: #5f8591;
$custom-dark: #000000;

JSON

{
  "hex": "#0f5566",
  "rgb": {
    "r": 15,
    "g": 85,
    "b": 102
  },
  "hsl": {
    "h": 191.724,
    "s": 74.359,
    "l": 22.941
  },
  "oklch": {
    "l": 0.41709,
    "c": 0.06997,
    "h": 218.9
  },
  "luminance": 0.07558
}

Semantic roles & 50–950 ramp

primary

#0F5566

secondary

#9F4732

accent

#5B37F1

background

#F6F8F8

surface

#EBEFF0

border

#C6CACB

text

#050B0C

muted

#7A7C7D

Preview Lab

Preview with #0F5566

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

Preview Lab → · Contrast checker → · Palette generator →