#0B282B#0B282B

#0B282B is a dark, muted teal. Relative luminance 0.018; OKLCH L 25.7% C 0.035 H 204.6°. Best body text is #FFFFFF at 15.53:1 contrast (WCAG AA passes).

Color values

HEX	#0B282B
RGB	rgb(11, 40, 43)
HSL	hsl(186, 59%, 11%)
HSV	hsv(186, 74%, 17%)
CMYK	cmyk(74.4%, 7%, 0%, 83.1%)
CIE-LAB	lab(14.19, -9.56, -5.21)
CIE-LCH	lch(14.19, 10.89, 208.56°)
OKLab	oklab(25.66% -0.0314 -0.0144)
OKLCH	oklch(25.66% 0.035 204.6)
XYZ	xyz(1.3327, 1.7630, 2.5551)
Luminance	0.0176 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0B282B #2B0E0B

analogous

#0B2B1E #0B282B #0B182B

triadic

#0B282B #2B0B28 #282B0B

tetradic

#0B282B #1E0B2B #2B0E0B #182B0B

square

#0B282B #1E0B2B #2B0E0B #182B0B

split-complementary

#0B282B #2B0B18 #2B1E0B

monochromatic

#061718 #061718 #0B282B #17555C #24838C

Accessibility & contrast

On white

15.53

#0B282B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.35

#0B282B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0B282B

15.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0B282B	#FFFFFF	#000000	##FFFFFF
##0B282B	1.00	15.53	1.35	15.53
#FFFFFF	15.53	1.00	21.00	1.00
#000000	1.35	21.00	1.00	21.00
##FFFFFF	15.53	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#24262B

Deuteranopia (green-blind)

#1F222B

Tritanopia (blue-blind)

#002A29

Achromatopsia (no color)

#242424

Design tokens & code

CSS

--color: #0b282b;
/* rgb */ color: rgb(11, 40, 43);
/* oklch */ color: oklch(25.7% 0.035 204.6);

Tailwind

colors: {
  custom: {
    50: '#4e6264',
    500: '#0b282b',
    950: '#000000',
  },
}

SCSS

$custom: #0b282b;
$custom-light: #4e6264;
$custom-dark: #000000;

JSON

{
  "hex": "#0b282b",
  "rgb": {
    "r": 11,
    "g": 40,
    "b": 43
  },
  "hsl": {
    "h": 185.625,
    "s": 59.259,
    "l": 10.588
  },
  "oklch": {
    "l": 0.2566,
    "c": 0.03458,
    "h": 204.6
  },
  "luminance": 0.01763
}

Semantic roles & 50–950 ramp

primary

#0B282B

secondary

#67302B

accent

#5445E2

background

#F4F5F5

surface

#E7EAEA

border

#C3C6C6

text

#020505

muted

#787979

Preview Lab

Preview with #0B282B

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

Preview Lab → · Contrast checker → · Palette generator →