#0A4340#0A4340

#0A4340 is a dark, muted teal. Relative luminance 0.044; OKLCH L 34.8% C 0.056 H 189.5°. Best body text is #FFFFFF at 11.11:1 contrast (WCAG AA passes).

Color values

HEX	#0A4340
RGB	rgb(10, 67, 64)
HSL	hsl(177, 74%, 15%)
HSV	hsv(177, 85%, 26%)
CMYK	cmyk(85.1%, 0%, 4.5%, 73.7%)
CIE-LAB	lab(25.10, -18.15, -3.28)
CIE-LCH	lch(25.10, 18.44, 190.23°)
OKLab	oklab(34.76% -0.0547 -0.0092)
OKLCH	oklch(34.76% 0.056 189.5)
XYZ	xyz(3.0573, 4.4486, 5.5470)
Luminance	0.0445 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0A4340 #430A0D

analogous

#0A4323 #0A4340 #0A2943

triadic

#0A4340 #400A43 #43400A

tetradic

#0A4340 #230A43 #430A0D #29430A

square

#0A4340 #230A43 #430A0D #29430A

split-complementary

#0A4340 #430A29 #43230A

monochromatic

#041B19 #041B19 #0A4340 #127873 #1AAEA6

Accessibility & contrast

On white

11.11

#0A4340 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.89

#0A4340 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0A4340

11.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0A4340	#FFFFFF	#000000	##FFFFFF
##0A4340	1.00	11.11	1.89	11.11
#FFFFFF	11.11	1.00	21.00	1.00
#000000	1.89	21.00	1.00	21.00
##FFFFFF	11.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3F3F40

Deuteranopia (green-blind)

#373940

Tritanopia (blue-blind)

#004542

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #0a4340;
/* rgb */ color: rgb(10, 67, 64);
/* oklch */ color: oklch(34.8% 0.056 189.5);

Tailwind

colors: {
  custom: {
    50: '#557774',
    500: '#0a4340',
    950: '#000000',
  },
}

SCSS

$custom: #0a4340;
$custom-light: #557774;
$custom-dark: #000000;

JSON

{
  "hex": "#0a4340",
  "rgb": {
    "r": 10,
    "g": 67,
    "b": 64
  },
  "hsl": {
    "h": 176.842,
    "s": 74.026,
    "l": 15.098
  },
  "oklch": {
    "l": 0.34762,
    "c": 0.05551,
    "h": 189.5
  },
  "luminance": 0.04449
}

Semantic roles & 50–950 ramp

primary

#0A4340

secondary

#80292D

accent

#3741F1

background

#F5F7F7

surface

#E9EDED

border

#C5C8C8

text

#030808

muted

#787B7B

Preview Lab

Preview with #0A4340

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

Preview Lab → · Contrast checker → · Palette generator →