#0A3937#0A3937

#0A3937 is a dark, muted teal. Relative luminance 0.033; OKLCH L 31.4% C 0.048 H 190.8°. Best body text is #FFFFFF at 12.70:1 contrast (WCAG AA passes).

Color values

HEX	#0A3937
RGB	rgb(10, 57, 55)
HSL	hsl(177, 70%, 13%)
HSV	hsv(177, 82%, 22%)
CMYK	cmyk(82.5%, 0%, 3.5%, 77.6%)
CIE-LAB	lab(21.08, -15.68, -3.23)
CIE-LCH	lch(21.08, 16.01, 191.65°)
OKLab	oklab(31.38% -0.0476 -0.009)
OKLCH	oklch(31.38% 0.048 190.8)
XYZ	xyz(2.2776, 3.2664, 4.1241)
Luminance	0.0327 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0A3937 #390A0C

analogous

#0A391F #0A3937 #0A2339

triadic

#0A3937 #370A39 #39370A

tetradic

#0A3937 #1F0A39 #390A0C #23390A

square

#0A3937 #1F0A39 #390A0C #23390A

split-complementary

#0A3937 #390A23 #391F0A

monochromatic

#051A19 #051A19 #0A3937 #136D69 #1CA19B

Accessibility & contrast

On white

12.70

#0A3937 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.65

#0A3937 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0A3937

12.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0A3937	#FFFFFF	#000000	##FFFFFF
##0A3937	1.00	12.70	1.65	12.70
#FFFFFF	12.70	1.00	21.00	1.00
#000000	1.65	21.00	1.00	21.00
##FFFFFF	12.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#353637

Deuteranopia (green-blind)

#2E3137

Tritanopia (blue-blind)

#003B38

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #0a3937;
/* rgb */ color: rgb(10, 57, 55);
/* oklch */ color: oklch(31.4% 0.048 190.8);

Tailwind

colors: {
  custom: {
    50: '#526f6d',
    500: '#0a3937',
    950: '#000000',
  },
}

SCSS

$custom: #0a3937;
$custom-light: #526f6d;
$custom-dark: #000000;

JSON

{
  "hex": "#0a3937",
  "rgb": {
    "r": 10,
    "g": 57,
    "b": 55
  },
  "hsl": {
    "h": 177.447,
    "s": 70.149,
    "l": 13.137
  },
  "oklch": {
    "l": 0.31384,
    "c": 0.04845,
    "h": 190.8
  },
  "luminance": 0.03267
}

Semantic roles & 50–950 ramp

primary

#0A3937

secondary

#76282C

accent

#3B42ED

background

#F4F6F6

surface

#E7ECEB

border

#C3C7C6

text

#030707

muted

#787A7A

Preview Lab

Preview with #0A3937

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

Preview Lab → · Contrast checker → · Palette generator →