#0F555B#0F555B

#0F555B is a dark, moderate teal. Relative luminance 0.074; OKLCH L 41.2% C 0.065 H 203.8°. Best body text is #FFFFFF at 8.50:1 contrast (WCAG AA passes).

Color values

HEX	#0F555B
RGB	rgb(15, 85, 91)
HSL	hsl(185, 72%, 21%)
HSV	hsv(185, 84%, 36%)
CMYK	cmyk(83.5%, 6.6%, 0%, 64.3%)
CIE-LAB	lab(32.60, -18.06, -9.45)
CIE-LCH	lch(32.60, 20.38, 207.64°)
OKLab	oklab(41.2% -0.0595 -0.0263)
OKLCH	oklch(41.2% 0.065 203.8)
XYZ	xyz(5.3330, 7.3532, 11.0337)
Luminance	0.0735 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0F555B #5B150F

analogous

#0F5B3B #0F555B #0F2F5B

triadic

#0F555B #5B0F55 #555B0F

tetradic

#0F555B #3B0F5B #5B150F #2F5B0F

square

#0F555B #3B0F5B #5B150F #2F5B0F

split-complementary

#0F555B #5B0F2F #5B3B0F

monochromatic

#04191A #062426 #0F555B #188690 #20B7C4

Accessibility & contrast

On white

8.50

#0F555B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.47

#0F555B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0F555B

8.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0F555B	#FFFFFF	#000000	##FFFFFF
##0F555B	1.00	8.50	2.47	8.50
#FFFFFF	8.50	1.00	21.00	1.00
#000000	2.47	21.00	1.00	21.00
##FFFFFF	8.50	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4D515B

Deuteranopia (green-blind)

#43495B

Tritanopia (blue-blind)

#005957

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #0f555b;
/* rgb */ color: rgb(15, 85, 91);
/* oklch */ color: oklch(41.2% 0.065 203.8);

Tailwind

colors: {
  custom: {
    50: '#5d8589',
    500: '#0f555b',
    950: '#000000',
  },
}

SCSS

$custom: #0f555b;
$custom-light: #5d8589;
$custom-dark: #000000;

JSON

{
  "hex": "#0f555b",
  "rgb": {
    "r": 15,
    "g": 85,
    "b": 91
  },
  "hsl": {
    "h": 184.737,
    "s": 71.698,
    "l": 20.784
  },
  "oklch": {
    "l": 0.41203,
    "c": 0.0651,
    "h": 203.8
  },
  "luminance": 0.07354
}

Semantic roles & 50–950 ramp

primary

#0F555B

secondary

#953931

accent

#4839EE

background

#F5F8F8

surface

#EAEFF0

border

#C6CACB

text

#050B0B

muted

#797C7C

Preview Lab

Preview with #0F555B

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

Preview Lab → · Contrast checker → · Palette generator →