#0A3537#0A3537

#0A3537 is a dark, muted teal. Relative luminance 0.029; OKLCH L 30.2% C 0.045 H 199.6°. Best body text is #FFFFFF at 13.31:1 contrast (WCAG AA passes).

Color values

HEX	#0A3537
RGB	rgb(10, 53, 55)
HSL	hsl(183, 69%, 13%)
HSV	hsv(183, 82%, 22%)
CMYK	cmyk(81.8%, 3.6%, 0%, 78.4%)
CIE-LAB	lab(19.58, -13.35, -5.47)
CIE-LCH	lch(19.58, 14.43, 202.29°)
OKLab	oklab(30.17% -0.0426 -0.0152)
OKLCH	oklch(30.17% 0.045 199.6)
XYZ	xyz(2.0876, 2.8863, 4.0608)
Luminance	0.0289 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0A3537 #370C0A

analogous

#0A3722 #0A3537 #0A1E37

triadic

#0A3537 #370A35 #35370A

tetradic

#0A3537 #220A37 #370C0A #1E370A

square

#0A3537 #220A37 #370C0A #1E370A

split-complementary

#0A3537 #370A1E #37220A

monochromatic

#05191A #05191A #0A3537 #13676B #1D999F

Accessibility & contrast

On white

13.31

#0A3537 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.58

#0A3537 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0A3537

13.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0A3537	#FFFFFF	#000000	##FFFFFF
##0A3537	1.00	13.31	1.58	13.31
#FFFFFF	13.31	1.00	21.00	1.00
#000000	1.58	21.00	1.00	21.00
##FFFFFF	13.31	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#303237

Deuteranopia (green-blind)

#2A2D37

Tritanopia (blue-blind)

#003735

Achromatopsia (no color)

#2F2F2F

Design tokens & code

CSS

--color: #0a3537;
/* rgb */ color: rgb(10, 53, 55);
/* oklch */ color: oklch(30.2% 0.045 199.6);

Tailwind

colors: {
  custom: {
    50: '#526c6d',
    500: '#0a3537',
    950: '#000000',
  },
}

SCSS

$custom: #0a3537;
$custom-light: #526c6d;
$custom-dark: #000000;

JSON

{
  "hex": "#0a3537",
  "rgb": {
    "r": 10,
    "g": 53,
    "b": 55
  },
  "hsl": {
    "h": 182.667,
    "s": 69.231,
    "l": 12.745
  },
  "oklch": {
    "l": 0.30169,
    "c": 0.04526,
    "h": 199.6
  },
  "luminance": 0.02887
}

Semantic roles & 50–950 ramp

primary

#0A3537

secondary

#742C28

accent

#443CEC

background

#F4F6F6

surface

#E7EBEB

border

#C3C6C6

text

#020707

muted

#787A7A

Preview Lab

Preview with #0A3537

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

Preview Lab → · Contrast checker → · Palette generator →