#0B393F#0B393F

#0B393F is a dark, muted teal. Relative luminance 0.034; OKLCH L 31.8% C 0.048 H 207.8°. Best body text is #FFFFFF at 12.57:1 contrast (WCAG AA passes).

Color values

HEX	#0B393F
RGB	rgb(11, 57, 63)
HSL	hsl(187, 70%, 15%)
HSV	hsv(187, 83%, 25%)
CMYK	cmyk(82.5%, 9.5%, 0%, 75.3%)
CIE-LAB	lab(21.42, -12.62, -8.13)
CIE-LCH	lch(21.42, 15.01, 212.80°)
OKLab	oklab(31.77% -0.0429 -0.0226)
OKLCH	oklch(31.77% 0.048 207.8)
XYZ	xyz(2.4980, 3.3560, 5.2178)
Luminance	0.0336 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0B393F #3F110B

analogous

#0B3F2B #0B393F #0B1F3F

triadic

#0B393F #3F0B39 #393F0B

tetradic

#0B393F #2B0B3F #3F110B #1F3F0B

square

#0B393F #2B0B3F #3F110B #1F3F0B

split-complementary

#0B393F #3F0B1F #3F2B0B

monochromatic

#05181A #05181A #0B393F #146873 #1D97A7

Accessibility & contrast

On white

12.57

#0B393F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.67

#0B393F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0B393F

12.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0B393F	#FFFFFF	#000000	##FFFFFF
##0B393F	1.00	12.57	1.67	12.57
#FFFFFF	12.57	1.00	21.00	1.00
#000000	1.67	21.00	1.00	21.00
##FFFFFF	12.57	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#33363F

Deuteranopia (green-blind)

#2C313F

Tritanopia (blue-blind)

#003C3B

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #0b393f;
/* rgb */ color: rgb(11, 57, 63);
/* oklch */ color: oklch(31.8% 0.048 207.8);

Tailwind

colors: {
  custom: {
    50: '#546f74',
    500: '#0b393f',
    950: '#000000',
  },
}

SCSS

$custom: #0b393f;
$custom-light: #546f74;
$custom-dark: #000000;

JSON

{
  "hex": "#0b393f",
  "rgb": {
    "r": 11,
    "g": 57,
    "b": 63
  },
  "hsl": {
    "h": 186.923,
    "s": 70.27,
    "l": 14.51
  },
  "oklch": {
    "l": 0.31767,
    "c": 0.04847,
    "h": 207.8
  },
  "luminance": 0.03356
}

Semantic roles & 50–950 ramp

primary

#0B393F

secondary

#7C342A

accent

#4F3BED

background

#F5F6F7

surface

#E9ECED

border

#C5C7C8

text

#030708

muted

#787A7B

Preview Lab

Preview with #0B393F

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

Preview Lab → · Contrast checker → · Palette generator →