#0B312F#0B312F

#0B312F is a dark, muted teal. Relative luminance 0.025; OKLCH L 28.6% C 0.042 H 190.1°. Best body text is #FFFFFF at 14.05:1 contrast (WCAG AA passes).

Color values

HEX	#0B312F
RGB	rgb(11, 49, 47)
HSL	hsl(177, 63%, 12%)
HSV	hsv(177, 78%, 19%)
CMYK	cmyk(77.6%, 0%, 4.1%, 80.8%)
CIE-LAB	lab(17.80, -13.66, -2.63)
CIE-LCH	lch(17.80, 13.91, 190.90°)
OKLab	oklab(28.63% -0.0413 -0.0073)
OKLCH	oklch(28.63% 0.042 190.1)
XYZ	xyz(1.7492, 2.4728, 3.0739)
Luminance	0.0247 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0B312F #310B0D

analogous

#0B311C #0B312F #0B2031

triadic

#0B312F #2F0B31 #312F0B

tetradic

#0B312F #1C0B31 #310B0D #20310B

square

#0B312F #1C0B31 #310B0D #20310B

split-complementary

#0B312F #310B20 #311C0B

monochromatic

#061918 #061918 #0B312F #16635F #21958F

Accessibility & contrast

On white

14.05

#0B312F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.49

#0B312F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0B312F

14.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0B312F	#FFFFFF	#000000	##FFFFFF
##0B312F	1.00	14.05	1.49	14.05
#FFFFFF	14.05	1.00	21.00	1.00
#000000	1.49	21.00	1.00	21.00
##FFFFFF	14.05	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2E2E2F

Deuteranopia (green-blind)

#282A2F

Tritanopia (blue-blind)

#003330

Achromatopsia (no color)

#2C2C2C

Design tokens & code

CSS

--color: #0b312f;
/* rgb */ color: rgb(11, 49, 47);
/* oklch */ color: oklch(28.6% 0.042 190.1);

Tailwind

colors: {
  custom: {
    50: '#506967',
    500: '#0b312f',
    950: '#000000',
  },
}

SCSS

$custom: #0b312f;
$custom-light: #506967;
$custom-dark: #000000;

JSON

{
  "hex": "#0b312f",
  "rgb": {
    "r": 11,
    "g": 49,
    "b": 47
  },
  "hsl": {
    "h": 176.842,
    "s": 63.333,
    "l": 11.765
  },
  "oklch": {
    "l": 0.28627,
    "c": 0.04198,
    "h": 190.1
  },
  "luminance": 0.02473
}

Semantic roles & 50–950 ramp

primary

#0B312F

secondary

#6E2A2E

accent

#414AE6

background

#F4F6F6

surface

#E7EBEB

border

#C3C6C6

text

#020606

muted

#787A7A

Preview Lab

Preview with #0B312F

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

Preview Lab → · Contrast checker → · Palette generator →