#0B3A42#0B3A42

#0B3A42 is a dark, muted teal. Relative luminance 0.035; OKLCH L 32.2% C 0.050 H 211.6°. Best body text is #FFFFFF at 12.37:1 contrast (WCAG AA passes).

Color values

HEX	#0B3A42
RGB	rgb(11, 58, 66)
HSL	hsl(189, 71%, 15%)
HSV	hsv(189, 83%, 26%)
CMYK	cmyk(83.3%, 12.1%, 0%, 74.1%)
CIE-LAB	lab(21.91, -12.09, -9.40)
CIE-LCH	lch(21.91, 15.32, 217.87°)
OKLab	oklab(32.21% -0.0426 -0.0262)
OKLCH	oklch(32.21% 0.05 211.6)
XYZ	xyz(2.6340, 3.4903, 5.6881)
Luminance	0.0349 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0B3A42 #42130B

analogous

#0B422E #0B3A42 #0B1F42

triadic

#0B3A42 #420B3A #3A420B

tetradic

#0B3A42 #2E0B42 #42130B #1F420B

square

#0B3A42 #2E0B42 #42130B #1F420B

split-complementary

#0B3A42 #420B1F #422E0B

monochromatic

#04171A #04171A #0B3A42 #146876 #1C96AB

Accessibility & contrast

On white

12.37

#0B3A42 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.70

#0B3A42 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0B3A42

12.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0B3A42	#FFFFFF	#000000	##FFFFFF
##0B3A42	1.00	12.37	1.70	12.37
#FFFFFF	12.37	1.00	21.00	1.00
#000000	1.70	21.00	1.00	21.00
##FFFFFF	12.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#343842

Deuteranopia (green-blind)

#2C3242

Tritanopia (blue-blind)

#003D3C

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #0b3a42;
/* rgb */ color: rgb(11, 58, 66);
/* oklch */ color: oklch(32.2% 0.050 211.6);

Tailwind

colors: {
  custom: {
    50: '#547076',
    500: '#0b3a42',
    950: '#000000',
  },
}

SCSS

$custom: #0b3a42;
$custom-light: #547076;
$custom-dark: #000000;

JSON

{
  "hex": "#0b3a42",
  "rgb": {
    "r": 11,
    "g": 58,
    "b": 66
  },
  "hsl": {
    "h": 188.727,
    "s": 71.429,
    "l": 15.098
  },
  "oklch": {
    "l": 0.32206,
    "c": 0.04998,
    "h": 211.6
  },
  "luminance": 0.03491
}

Semantic roles & 50–950 ramp

primary

#0B3A42

secondary

#7F362A

accent

#543AEE

background

#F5F6F7

surface

#E9ECED

border

#C5C7C8

text

#030708

muted

#787A7B

Preview Lab

Preview with #0B3A42

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

Preview Lab → · Contrast checker → · Palette generator →