#0B4B4C#0B4B4C

#0B4B4C is a dark, muted teal. Relative luminance 0.056; OKLCH L 37.6% C 0.060 H 196.5°. Best body text is #FFFFFF at 9.88:1 contrast (WCAG AA passes).

Color values

HEX	#0B4B4C
RGB	rgb(11, 75, 76)
HSL	hsl(181, 75%, 17%)
HSV	hsv(181, 86%, 30%)
CMYK	cmyk(85.5%, 1.3%, 0%, 70.2%)
CIE-LAB	lab(28.44, -18.27, -6.12)
CIE-LCH	lch(28.44, 19.27, 198.54°)
OKLab	oklab(37.63% -0.0573 -0.017)
OKLCH	oklch(37.63% 0.06 196.5)
XYZ	xyz(3.9580, 5.6246, 7.7131)
Luminance	0.0563 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0B4B4C #4C0C0B

analogous

#0B4C2D #0B4B4C #0B2B4C

triadic

#0B4B4C #4C0B4B #4B4C0B

tetradic

#0B4B4C #2D0B4C #4C0C0B #2B4C0B

square

#0B4B4C #2D0B4C #4C0C0B #2B4C0B

split-complementary

#0B4B4C #4C0B2B #4C2D0B

monochromatic

#041A1B #041A1B #0B4B4C #138081 #1AB5B7

Accessibility & contrast

On white

9.88

#0B4B4C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.13

#0B4B4C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0B4B4C

9.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0B4B4C	#FFFFFF	#000000	##FFFFFF
##0B4B4C	1.00	9.88	2.13	9.88
#FFFFFF	9.88	1.00	21.00	1.00
#000000	2.13	21.00	1.00	21.00
##FFFFFF	9.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#45474C

Deuteranopia (green-blind)

#3C404C

Tritanopia (blue-blind)

#004E4B

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #0b4b4c;
/* rgb */ color: rgb(11, 75, 76);
/* oklch */ color: oklch(37.6% 0.060 196.5);

Tailwind

colors: {
  custom: {
    50: '#597d7e',
    500: '#0b4b4c',
    950: '#000000',
  },
}

SCSS

$custom: #0b4b4c;
$custom-light: #597d7e;
$custom-dark: #000000;

JSON

{
  "hex": "#0b4b4c",
  "rgb": {
    "r": 11,
    "g": 75,
    "b": 76
  },
  "hsl": {
    "h": 180.923,
    "s": 74.713,
    "l": 17.059
  },
  "oklch": {
    "l": 0.37628,
    "c": 0.05979,
    "h": 196.5
  },
  "luminance": 0.05625
}

Semantic roles & 50–950 ramp

primary

#0B4B4C

secondary

#882C2B

accent

#3936F1

background

#F5F7F7

surface

#E9EEEE

border

#C5C9C9

text

#040909

muted

#797B7B

Preview Lab

Preview with #0B4B4C

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

Preview Lab → · Contrast checker → · Palette generator →