#0B423A#0B423A

#0B423A is a dark, muted teal. Relative luminance 0.043; OKLCH L 34.3% C 0.056 H 180.7°. Best body text is #FFFFFF at 11.32:1 contrast (WCAG AA passes).

Color values

HEX	#0B423A
RGB	rgb(11, 66, 58)
HSL	hsl(171, 71%, 15%)
HSV	hsv(171, 83%, 26%)
CMYK	cmyk(83.3%, 0%, 12.1%, 74.1%)
CIE-LAB	lab(24.55, -19.47, -0.12)
CIE-LCH	lch(24.55, 19.47, 180.36°)
OKLab	oklab(34.25% -0.0564 -0.0006)
OKLCH	oklch(34.25% 0.056 180.7)
XYZ	xyz(2.8496, 4.2727, 4.6767)
Luminance	0.0427 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0B423A #420B13

analogous

#0B421F #0B423A #0B2E42

triadic

#0B423A #3A0B42 #423A0B

tetradic

#0B423A #1F0B42 #420B13 #2E420B

square

#0B423A #1F0B42 #420B13 #2E420B

split-complementary

#0B423A #420B2E #421F0B

monochromatic

#041A17 #041A17 #0B423A #147668 #1CAB96

Accessibility & contrast

On white

11.32

#0B423A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.85

#0B423A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0B423A

11.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0B423A	#FFFFFF	#000000	##FFFFFF
##0B423A	1.00	11.32	1.85	11.32
#FFFFFF	11.32	1.00	21.00	1.00
#000000	1.85	21.00	1.00	21.00
##FFFFFF	11.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3F3E3A

Deuteranopia (green-blind)

#37383B

Tritanopia (blue-blind)

#004340

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #0b423a;
/* rgb */ color: rgb(11, 66, 58);
/* oklch */ color: oklch(34.3% 0.056 180.7);

Tailwind

colors: {
  custom: {
    50: '#557770',
    500: '#0b423a',
    950: '#000000',
  },
}

SCSS

$custom: #0b423a;
$custom-light: #557770;
$custom-dark: #000000;

JSON

{
  "hex": "#0b423a",
  "rgb": {
    "r": 11,
    "g": 66,
    "b": 58
  },
  "hsl": {
    "h": 171.273,
    "s": 71.429,
    "l": 15.098
  },
  "oklch": {
    "l": 0.34253,
    "c": 0.05644,
    "h": 180.7
  },
  "luminance": 0.04273
}

Semantic roles & 50–950 ramp

primary

#0B423A

secondary

#7F2A36

accent

#3A54EE

background

#F5F7F6

surface

#E9EDEC

border

#C5C8C7

text

#030807

muted

#787B7A

Preview Lab

Preview with #0B423A

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

Preview Lab → · Contrast checker → · Palette generator →