#0B4239#0B4239

#0B4239 is a dark, muted teal. Relative luminance 0.043; OKLCH L 34.2% C 0.057 H 179.0°. Best body text is #FFFFFF at 11.34:1 contrast (WCAG AA passes).

Color values

HEX	#0B4239
RGB	rgb(11, 66, 57)
HSL	hsl(170, 71%, 15%)
HSV	hsv(170, 83%, 26%)
CMYK	cmyk(83.3%, 0%, 13.6%, 74.1%)
CIE-LAB	lab(24.52, -19.79, 0.49)
CIE-LCH	lch(24.52, 19.80, 178.58°)
OKLab	oklab(34.22% -0.057 0.001)
OKLCH	oklch(34.22% 0.057 179)
XYZ	xyz(2.8244, 4.2626, 4.5440)
Luminance	0.0426 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0B4239 #420B14

analogous

#0B421E #0B4239 #0B2F42

triadic

#0B4239 #390B42 #42390B

tetradic

#0B4239 #1E0B42 #420B14 #2F420B

square

#0B4239 #1E0B42 #420B14 #2F420B

split-complementary

#0B4239 #420B2F #421E0B

monochromatic

#041A17 #041A17 #0B4239 #147666 #1CAB94

Accessibility & contrast

On white

11.34

#0B4239 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.85

#0B4239 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0B4239

11.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0B4239	#FFFFFF	#000000	##FFFFFF
##0B4239	1.00	11.34	1.85	11.34
#FFFFFF	11.34	1.00	21.00	1.00
#000000	1.85	21.00	1.00	21.00
##FFFFFF	11.34	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3F3D39

Deuteranopia (green-blind)

#37383A

Tritanopia (blue-blind)

#00433F

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #0b4239;
/* rgb */ color: rgb(11, 66, 57);
/* oklch */ color: oklch(34.2% 0.057 179.0);

Tailwind

colors: {
  custom: {
    50: '#55776f',
    500: '#0b4239',
    950: '#000000',
  },
}

SCSS

$custom: #0b4239;
$custom-light: #55776f;
$custom-dark: #000000;

JSON

{
  "hex": "#0b4239",
  "rgb": {
    "r": 11,
    "g": 66,
    "b": 57
  },
  "hsl": {
    "h": 170.182,
    "s": 71.429,
    "l": 15.098
  },
  "oklch": {
    "l": 0.34217,
    "c": 0.057,
    "h": 179
  },
  "luminance": 0.04263
}

Semantic roles & 50–950 ramp

primary

#0B4239

secondary

#7F2A38

accent

#3A57EE

background

#F5F7F6

surface

#E9EDEC

border

#C5C8C7

text

#030807

muted

#787B7A

Preview Lab

Preview with #0B4239

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

Preview Lab → · Contrast checker → · Palette generator →