#0F515F#0F515F

#0F515F is a dark, moderate cyan. Relative luminance 0.068; OKLCH L 40.3% C 0.066 H 216.0°. Best body text is #FFFFFF at 8.89:1 contrast (WCAG AA passes).

Color values

HEX	#0F515F
RGB	rgb(15, 81, 95)
HSL	hsl(191, 73%, 22%)
HSV	hsv(191, 84%, 37%)
CMYK	cmyk(84.2%, 14.7%, 0%, 62.7%)
CIE-LAB	lab(31.38, -14.34, -13.85)
CIE-LCH	lch(31.38, 19.93, 224.00°)
OKLab	oklab(40.27% -0.0533 -0.0387)
OKLCH	oklch(40.27% 0.066 216)
XYZ	xyz(5.2041, 6.8120, 11.8648)
Luminance	0.0681 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0F515F #5F1D0F

analogous

#0F5F45 #0F515F #0F295F

triadic

#0F515F #5F0F51 #515F0F

tetradic

#0F515F #450F5F #5F1D0F #295F0F

square

#0F515F #450F5F #5F1D0F #295F0F

split-complementary

#0F515F #5F0F29 #5F450F

monochromatic

#04171A #07242A #0F515F #177E94 #20ABC9

Accessibility & contrast

On white

8.89

#0F515F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.36

#0F515F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0F515F

8.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0F515F	#FFFFFF	#000000	##FFFFFF
##0F515F	1.00	8.89	2.36	8.89
#FFFFFF	8.89	1.00	21.00	1.00
#000000	2.36	21.00	1.00	21.00
##FFFFFF	8.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#474E60

Deuteranopia (green-blind)

#3D465F

Tritanopia (blue-blind)

#005655

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #0f515f;
/* rgb */ color: rgb(15, 81, 95);
/* oklch */ color: oklch(40.3% 0.066 216.0);

Tailwind

colors: {
  custom: {
    50: '#5d828c',
    500: '#0f515f',
    950: '#000000',
  },
}

SCSS

$custom: #0f515f;
$custom-light: #5d828c;
$custom-dark: #000000;

JSON

{
  "hex": "#0f515f",
  "rgb": {
    "r": 15,
    "g": 81,
    "b": 95
  },
  "hsl": {
    "h": 190.5,
    "s": 72.727,
    "l": 21.569
  },
  "oklch": {
    "l": 0.40268,
    "c": 0.06583,
    "h": 216
  },
  "luminance": 0.06813
}

Semantic roles & 50–950 ramp

primary

#0F515F

secondary

#984432

accent

#5838EF

background

#F5F7F8

surface

#EAEEF0

border

#C6C9CB

text

#050A0C

muted

#797C7D

Preview Lab

Preview with #0F515F

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

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