#0B3E45#0B3E45

#0B3E45 is a dark, muted teal. Relative luminance 0.039; OKLCH L 33.5% C 0.052 H 208.7°. Best body text is #FFFFFF at 11.74:1 contrast (WCAG AA passes).

Color values

HEX	#0B3E45
RGB	rgb(11, 62, 69)
HSL	hsl(187, 73%, 16%)
HSV	hsv(187, 84%, 27%)
CMYK	cmyk(84.1%, 10.1%, 0%, 72.9%)
CIE-LAB	lab(23.49, -13.37, -9.00)
CIE-LCH	lch(23.49, 16.12, 213.96°)
OKLab	oklab(33.53% -0.0458 -0.0251)
OKLCH	oklch(33.53% 0.052 208.7)
XYZ	xyz(2.9343, 3.9457, 6.2360)
Luminance	0.0395 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0B3E45 #45120B

analogous

#0B452F #0B3E45 #0B2145

triadic

#0B3E45 #450B3E #3E450B

tetradic

#0B3E45 #2F0B45 #45120B #21450B

square

#0B3E45 #2F0B45 #45120B #21450B

split-complementary

#0B3E45 #450B21 #452F0B

monochromatic

#04181A #04181A #0B3E45 #136D7A #1C9DAF

Accessibility & contrast

On white

11.74

#0B3E45 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.79

#0B3E45 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0B3E45

11.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0B3E45	#FFFFFF	#000000	##FFFFFF
##0B3E45	1.00	11.74	1.79	11.74
#FFFFFF	11.74	1.00	21.00	1.00
#000000	1.79	21.00	1.00	21.00
##FFFFFF	11.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#383B45

Deuteranopia (green-blind)

#303545

Tritanopia (blue-blind)

#004140

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #0b3e45;
/* rgb */ color: rgb(11, 62, 69);
/* oklch */ color: oklch(33.5% 0.052 208.7);

Tailwind

colors: {
  custom: {
    50: '#557378',
    500: '#0b3e45',
    950: '#000000',
  },
}

SCSS

$custom: #0b3e45;
$custom-light: #557378;
$custom-dark: #000000;

JSON

{
  "hex": "#0b3e45",
  "rgb": {
    "r": 11,
    "g": 62,
    "b": 69
  },
  "hsl": {
    "h": 187.241,
    "s": 72.5,
    "l": 15.686
  },
  "oklch": {
    "l": 0.33525,
    "c": 0.05223,
    "h": 208.7
  },
  "luminance": 0.03946
}

Semantic roles & 50–950 ramp

primary

#0B3E45

secondary

#81352A

accent

#4F39EF

background

#F5F7F7

surface

#E9EDED

border

#C5C8C8

text

#030809

muted

#787B7B

Preview Lab

Preview with #0B3E45

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

Preview Lab → · Contrast checker → · Palette generator →