#0F505B#0F505B

#0F505B is a dark, moderate teal. Relative luminance 0.066; OKLCH L 39.8% C 0.064 H 212.0°. Best body text is #FFFFFF at 9.06:1 contrast (WCAG AA passes).

Color values

HEX	#0F505B
RGB	rgb(15, 80, 91)
HSL	hsl(189, 72%, 21%)
HSV	hsv(189, 84%, 36%)
CMYK	cmyk(83.5%, 12.1%, 0%, 64.3%)
CIE-LAB	lab(30.86, -15.24, -12.09)
CIE-LCH	lch(30.86, 19.45, 218.42°)
OKLab	oklab(39.8% -0.054 -0.0337)
OKLCH	oklch(39.8% 0.064 212)
XYZ	xyz(4.9532, 6.5936, 10.9071)
Luminance	0.0659 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0F505B #5B1A0F

analogous

#0F5B40 #0F505B #0F2A5B

triadic

#0F505B #5B0F50 #505B0F

tetradic

#0F505B #400F5B #5B1A0F #2A5B0F

square

#0F505B #400F5B #5B1A0F #2A5B0F

split-complementary

#0F505B #5B0F2A #5B400F

monochromatic

#04171A #062226 #0F505B #187E90 #20ACC4

Accessibility & contrast

On white

9.06

#0F505B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.32

#0F505B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0F505B

9.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0F505B	#FFFFFF	#000000	##FFFFFF
##0F505B	1.00	9.06	2.32	9.06
#FFFFFF	9.06	1.00	21.00	1.00
#000000	2.32	21.00	1.00	21.00
##FFFFFF	9.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#474D5C

Deuteranopia (green-blind)

#3D455B

Tritanopia (blue-blind)

#005453

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #0f505b;
/* rgb */ color: rgb(15, 80, 91);
/* oklch */ color: oklch(39.8% 0.064 212.0);

Tailwind

colors: {
  custom: {
    50: '#5d8189',
    500: '#0f505b',
    950: '#000000',
  },
}

SCSS

$custom: #0f505b;
$custom-light: #5d8189;
$custom-dark: #000000;

JSON

{
  "hex": "#0f505b",
  "rgb": {
    "r": 15,
    "g": 80,
    "b": 91
  },
  "hsl": {
    "h": 188.684,
    "s": 71.698,
    "l": 20.784
  },
  "oklch": {
    "l": 0.398,
    "c": 0.06366,
    "h": 212
  },
  "luminance": 0.06594
}

Semantic roles & 50–950 ramp

primary

#0F505B

secondary

#954031

accent

#5439EE

background

#F5F7F8

surface

#E9EEF0

border

#C5C9CB

text

#050A0B

muted

#797C7C

Preview Lab

Preview with #0F505B

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

Preview Lab → · Contrast checker → · Palette generator →