#0F535B#0F535B

#0F535B is a dark, moderate teal. Relative luminance 0.070; OKLCH L 40.6% C 0.064 H 207.0°. Best body text is #FFFFFF at 8.72:1 contrast (WCAG AA passes).

Color values

HEX	#0F535B
RGB	rgb(15, 83, 91)
HSL	hsl(186, 72%, 21%)
HSV	hsv(186, 84%, 36%)
CMYK	cmyk(83.5%, 8.8%, 0%, 64.3%)
CIE-LAB	lab(31.90, -16.94, -10.50)
CIE-LCH	lch(31.90, 19.93, 211.80°)
OKLab	oklab(40.64% -0.0573 -0.0292)
OKLCH	oklch(40.64% 0.064 207)
XYZ	xyz(5.1778, 7.0428, 10.9820)
Luminance	0.0704 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0F535B #5B170F

analogous

#0F5B3D #0F535B #0F2D5B

triadic

#0F535B #5B0F53 #535B0F

tetradic

#0F535B #3D0F5B #5B170F #2D5B0F

square

#0F535B #3D0F5B #5B170F #2D5B0F

split-complementary

#0F535B #5B0F2D #5B3D0F

monochromatic

#04181A #062326 #0F535B #188390 #20B3C4

Accessibility & contrast

On white

8.72

#0F535B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.41

#0F535B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0F535B

8.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0F535B	#FFFFFF	#000000	##FFFFFF
##0F535B	1.00	8.72	2.41	8.72
#FFFFFF	8.72	1.00	21.00	1.00
#000000	2.41	21.00	1.00	21.00
##FFFFFF	8.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4B4F5C

Deuteranopia (green-blind)

#41485B

Tritanopia (blue-blind)

#005755

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #0f535b;
/* rgb */ color: rgb(15, 83, 91);
/* oklch */ color: oklch(40.6% 0.064 207.0);

Tailwind

colors: {
  custom: {
    50: '#5d8389',
    500: '#0f535b',
    950: '#000000',
  },
}

SCSS

$custom: #0f535b;
$custom-light: #5d8389;
$custom-dark: #000000;

JSON

{
  "hex": "#0f535b",
  "rgb": {
    "r": 15,
    "g": 83,
    "b": 91
  },
  "hsl": {
    "h": 186.316,
    "s": 71.698,
    "l": 20.784
  },
  "oklch": {
    "l": 0.40641,
    "c": 0.06436,
    "h": 207
  },
  "luminance": 0.07043
}

Semantic roles & 50–950 ramp

primary

#0F535B

secondary

#953C31

accent

#4C39EE

background

#F5F8F8

surface

#E9EFF0

border

#C5CACB

text

#050A0B

muted

#797C7C

Preview Lab

Preview with #0F535B

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

Preview Lab → · Contrast checker → · Palette generator →