#0A3131#0A3131

#0A3131 is a dark, muted teal. Relative luminance 0.025; OKLCH L 28.7% C 0.042 H 195.1°. Best body text is #FFFFFF at 14.03:1 contrast (WCAG AA passes).

Color values

HEX	#0A3131
RGB	rgb(10, 49, 49)
HSL	hsl(180, 66%, 12%)
HSV	hsv(180, 80%, 19%)
CMYK	cmyk(79.6%, 0%, 0%, 80.8%)
CIE-LAB	lab(17.84, -13.14, -3.95)
CIE-LCH	lch(17.84, 13.72, 196.74°)
OKLab	oklab(28.68% -0.0408 -0.011)
OKLCH	oklch(28.68% 0.042 195.1)
XYZ	xyz(1.7776, 2.4827, 3.2907)
Luminance	0.0248 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0A3131 #310A0A

analogous

#0A311E #0A3131 #0A1E31

triadic

#0A3131 #310A31 #31310A

tetradic

#0A3131 #1E0A31 #310A0A #1E310A

square

#0A3131 #1E0A31 #310A0A #1E310A

split-complementary

#0A3131 #310A1E #311E0A

monochromatic

#051919 #051919 #0A3131 #146464 #1F9797

Accessibility & contrast

On white

14.03

#0A3131 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.50

#0A3131 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0A3131

14.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0A3131	#FFFFFF	#000000	##FFFFFF
##0A3131	1.00	14.03	1.50	14.03
#FFFFFF	14.03	1.00	21.00	1.00
#000000	1.50	21.00	1.00	21.00
##FFFFFF	14.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2D2E31

Deuteranopia (green-blind)

#272A31

Tritanopia (blue-blind)

#003331

Achromatopsia (no color)

#2C2C2C

Design tokens & code

CSS

--color: #0a3131;
/* rgb */ color: rgb(10, 49, 49);
/* oklch */ color: oklch(28.7% 0.042 195.1);

Tailwind

colors: {
  custom: {
    50: '#506969',
    500: '#0a3131',
    950: '#000000',
  },
}

SCSS

$custom: #0a3131;
$custom-light: #506969;
$custom-dark: #000000;

JSON

{
  "hex": "#0a3131",
  "rgb": {
    "r": 10,
    "g": 49,
    "b": 49
  },
  "hsl": {
    "h": 180,
    "s": 66.102,
    "l": 11.569
  },
  "oklch": {
    "l": 0.2868,
    "c": 0.04226,
    "h": 195.1
  },
  "luminance": 0.02483
}

Semantic roles & 50–950 ramp

primary

#0A3131

secondary

#6E2929

accent

#3F3FE9

background

#F4F6F6

surface

#E7EBEB

border

#C3C6C6

text

#020606

muted

#787A7A

Preview Lab

Preview with #0A3131

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

Preview Lab → · Contrast checker → · Palette generator →