#0A3733#0A3733

#0A3733 is a dark, muted teal. Relative luminance 0.030; OKLCH L 30.6% C 0.048 H 186.3°. Best body text is #FFFFFF at 13.07:1 contrast (WCAG AA passes).

Color values

HEX	#0A3733
RGB	rgb(10, 55, 51)
HSL	hsl(175, 69%, 13%)
HSV	hsv(175, 82%, 22%)
CMYK	cmyk(81.8%, 0%, 7.3%, 78.4%)
CIE-LAB	lab(20.19, -15.93, -1.84)
CIE-LCH	lch(20.19, 16.03, 186.60°)
OKLab	oklab(30.61% -0.0473 -0.0052)
OKLCH	oklch(30.61% 0.048 186.3)
XYZ	xyz(2.0886, 3.0357, 3.6072)
Luminance	0.0304 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0A3733 #370A0E

analogous

#0A371D #0A3733 #0A2437

triadic

#0A3733 #330A37 #37330A

tetradic

#0A3733 #1D0A37 #370A0E #24370A

square

#0A3733 #1D0A37 #370A0E #24370A

split-complementary

#0A3733 #370A24 #371D0A

monochromatic

#051A18 #051A18 #0A3733 #136B63 #1D9F93

Accessibility & contrast

On white

13.07

#0A3733 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.61

#0A3733 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0A3733

13.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0A3733	#FFFFFF	#000000	##FFFFFF
##0A3733	1.00	13.07	1.61	13.07
#FFFFFF	13.07	1.00	21.00	1.00
#000000	1.61	21.00	1.00	21.00
##FFFFFF	13.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#343333

Deuteranopia (green-blind)

#2D2F33

Tritanopia (blue-blind)

#003836

Achromatopsia (no color)

#313131

Design tokens & code

CSS

--color: #0a3733;
/* rgb */ color: rgb(10, 55, 51);
/* oklch */ color: oklch(30.6% 0.048 186.3);

Tailwind

colors: {
  custom: {
    50: '#526e6a',
    500: '#0a3733',
    950: '#000000',
  },
}

SCSS

$custom: #0a3733;
$custom-light: #526e6a;
$custom-dark: #000000;

JSON

{
  "hex": "#0a3733",
  "rgb": {
    "r": 10,
    "g": 55,
    "b": 51
  },
  "hsl": {
    "h": 174.667,
    "s": 69.231,
    "l": 12.745
  },
  "oklch": {
    "l": 0.3061,
    "c": 0.04762,
    "h": 186.3
  },
  "luminance": 0.03036
}

Semantic roles & 50–950 ramp

primary

#0A3733

secondary

#74282F

accent

#3C4BEC

background

#F4F6F6

surface

#E7EBEB

border

#C3C6C6

text

#020706

muted

#787A7A

Preview Lab

Preview with #0A3733

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

Preview Lab → · Contrast checker → · Palette generator →