#0A4142#0A4142

#0A4142 is a dark, muted teal. Relative luminance 0.042; OKLCH L 34.3% C 0.054 H 196.8°. Best body text is #FFFFFF at 11.37:1 contrast (WCAG AA passes).

Color values

HEX	#0A4142
RGB	rgb(10, 65, 66)
HSL	hsl(181, 74%, 15%)
HSV	hsv(181, 85%, 26%)
CMYK	cmyk(84.8%, 1.5%, 0%, 74.1%)
CIE-LAB	lab(24.44, -16.34, -5.58)
CIE-LCH	lch(24.44, 17.26, 198.85°)
OKLab	oklab(34.25% -0.0513 -0.0155)
OKLCH	oklch(34.25% 0.054 196.8)
XYZ	xyz(2.9984, 4.2381, 5.8132)
Luminance	0.0424 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0A4142 #420B0A

analogous

#0A4227 #0A4142 #0A2542

triadic

#0A4142 #420A41 #41420A

tetradic

#0A4142 #270A42 #420B0A #25420A

square

#0A4142 #270A42 #420B0A #25420A

split-complementary

#0A4142 #420A25 #42270A

monochromatic

#041A1B #041A1B #0A4142 #127577 #1AAAAC

Accessibility & contrast

On white

11.37

#0A4142 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.85

#0A4142 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0A4142

11.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0A4142	#FFFFFF	#000000	##FFFFFF
##0A4142	1.00	11.37	1.85	11.37
#FFFFFF	11.37	1.00	21.00	1.00
#000000	1.85	21.00	1.00	21.00
##FFFFFF	11.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3C3D42

Deuteranopia (green-blind)

#343842

Tritanopia (blue-blind)

#004441

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #0a4142;
/* rgb */ color: rgb(10, 65, 66);
/* oklch */ color: oklch(34.3% 0.054 196.8);

Tailwind

colors: {
  custom: {
    50: '#557676',
    500: '#0a4142',
    950: '#000000',
  },
}

SCSS

$custom: #0a4142;
$custom-light: #557676;
$custom-dark: #000000;

JSON

{
  "hex": "#0a4142",
  "rgb": {
    "r": 10,
    "g": 65,
    "b": 66
  },
  "hsl": {
    "h": 181.071,
    "s": 73.684,
    "l": 14.902
  },
  "oklch": {
    "l": 0.3425,
    "c": 0.05362,
    "h": 196.8
  },
  "luminance": 0.04238
}

Semantic roles & 50–950 ramp

primary

#0A4142

secondary

#7F2A29

accent

#3B37F0

background

#F5F7F7

surface

#E9EDED

border

#C5C8C8

text

#030808

muted

#787B7B

Preview Lab

Preview with #0A4142

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

Preview Lab → · Contrast checker → · Palette generator →