#0A4543#0A4543

#0A4543 is a dark, muted teal. Relative luminance 0.047; OKLCH L 35.5% C 0.057 H 191.4°. Best body text is #FFFFFF at 10.80:1 contrast (WCAG AA passes).

Color values

HEX	#0A4543
RGB	rgb(10, 69, 67)
HSL	hsl(178, 75%, 15%)
HSV	hsv(178, 86%, 27%)
CMYK	cmyk(85.5%, 0%, 2.9%, 72.9%)
CIE-LAB	lab(25.94, -18.22, -4.01)
CIE-LCH	lch(25.94, 18.65, 192.41°)
OKLab	oklab(35.48% -0.0555 -0.0112)
OKLCH	oklch(35.48% 0.057 191.4)
XYZ	xyz(3.2659, 4.7256, 6.0491)
Luminance	0.0473 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0A4543 #450A0C

analogous

#0A4525 #0A4543 #0A2945

triadic

#0A4543 #430A45 #45430A

tetradic

#0A4543 #250A45 #450A0C #29450A

square

#0A4543 #250A45 #450A0C #29450A

split-complementary

#0A4543 #450A29 #45250A

monochromatic

#041B1A #041B1A #0A4543 #127A77 #19B0AB

Accessibility & contrast

On white

10.80

#0A4543 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.95

#0A4543 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0A4543

10.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0A4543	#FFFFFF	#000000	##FFFFFF
##0A4543	1.00	10.80	1.95	10.80
#FFFFFF	10.80	1.00	21.00	1.00
#000000	1.95	21.00	1.00	21.00
##FFFFFF	10.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#404143

Deuteranopia (green-blind)

#383B43

Tritanopia (blue-blind)

#004744

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #0a4543;
/* rgb */ color: rgb(10, 69, 67);
/* oklch */ color: oklch(35.5% 0.057 191.4);

Tailwind

colors: {
  custom: {
    50: '#567977',
    500: '#0a4543',
    950: '#000000',
  },
}

SCSS

$custom: #0a4543;
$custom-light: #567977;
$custom-dark: #000000;

JSON

{
  "hex": "#0a4543",
  "rgb": {
    "r": 10,
    "g": 69,
    "b": 67
  },
  "hsl": {
    "h": 177.966,
    "s": 74.684,
    "l": 15.49
  },
  "oklch": {
    "l": 0.35477,
    "c": 0.05661,
    "h": 191.4
  },
  "luminance": 0.04726
}

Semantic roles & 50–950 ramp

primary

#0A4543

secondary

#82292C

accent

#363DF1

background

#F5F7F7

surface

#E9EDED

border

#C5C8C8

text

#030908

muted

#787B7B

Preview Lab

Preview with #0A4543

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

Preview Lab → · Contrast checker → · Palette generator →