#0A4140#0A4140

#0A4140 is a dark, muted teal. Relative luminance 0.042; OKLCH L 34.2% C 0.054 H 193.1°. Best body text is #FFFFFF at 11.39:1 contrast (WCAG AA passes).

Color values

HEX	#0A4140
RGB	rgb(10, 65, 64)
HSL	hsl(179, 73%, 15%)
HSV	hsv(179, 85%, 25%)
CMYK	cmyk(84.6%, 0%, 1.5%, 74.5%)
CIE-LAB	lab(24.37, -17.04, -4.37)
CIE-LCH	lch(24.37, 17.59, 194.37°)
OKLab	oklab(34.17% -0.0524 -0.0122)
OKLCH	oklch(34.17% 0.054 193.1)
XYZ	xyz(2.9405, 4.2149, 5.5081)
Luminance	0.0421 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0A4140 #410A0B

analogous

#0A4125 #0A4140 #0A2741

triadic

#0A4140 #400A41 #41400A

tetradic

#0A4140 #250A41 #410A0B #27410A

square

#0A4140 #250A41 #410A0B #27410A

split-complementary

#0A4140 #410A27 #41250A

monochromatic

#041B1A #041B1A #0A4140 #127674 #1AABA8

Accessibility & contrast

On white

11.39

#0A4140 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.84

#0A4140 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0A4140

11.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0A4140	#FFFFFF	#000000	##FFFFFF
##0A4140	1.00	11.39	1.84	11.39
#FFFFFF	11.39	1.00	21.00	1.00
#000000	1.84	21.00	1.00	21.00
##FFFFFF	11.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3C3D40

Deuteranopia (green-blind)

#343740

Tritanopia (blue-blind)

#004341

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #0a4140;
/* rgb */ color: rgb(10, 65, 64);
/* oklch */ color: oklch(34.2% 0.054 193.1);

Tailwind

colors: {
  custom: {
    50: '#557674',
    500: '#0a4140',
    950: '#000000',
  },
}

SCSS

$custom: #0a4140;
$custom-light: #557674;
$custom-dark: #000000;

JSON

{
  "hex": "#0a4140",
  "rgb": {
    "r": 10,
    "g": 65,
    "b": 64
  },
  "hsl": {
    "h": 178.909,
    "s": 73.333,
    "l": 14.706
  },
  "oklch": {
    "l": 0.34166,
    "c": 0.05378,
    "h": 193.1
  },
  "luminance": 0.04215
}

Semantic roles & 50–950 ramp

primary

#0A4140

secondary

#7E292A

accent

#383BF0

background

#F5F7F7

surface

#E9EDED

border

#C5C8C8

text

#030808

muted

#787B7B

Preview Lab

Preview with #0A4140

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

Preview Lab → · Contrast checker → · Palette generator →