#0A4138#0A4138

#0A4138 is a dark, muted teal. Relative luminance 0.041; OKLCH L 33.9% C 0.057 H 178.9°. Best body text is #FFFFFF at 11.50:1 contrast (WCAG AA passes).

Color values

HEX	#0A4138
RGB	rgb(10, 65, 56)
HSL	hsl(170, 73%, 15%)
HSV	hsv(170, 85%, 25%)
CMYK	cmyk(84.6%, 0%, 13.8%, 74.5%)
CIE-LAB	lab(24.10, -19.73, 0.53)
CIE-LCH	lch(24.10, 19.74, 178.45°)
OKLab	oklab(33.85% -0.0568 0.0011)
OKLCH	oklch(33.85% 0.057 178.9)
XYZ	xyz(2.7289, 4.1303, 4.3940)
Luminance	0.0413 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0A4138 #410A13

analogous

#0A411D #0A4138 #0A2F41

triadic

#0A4138 #380A41 #41380A

tetradic

#0A4138 #1D0A41 #410A13 #2F410A

square

#0A4138 #1D0A41 #410A13 #2F410A

split-complementary

#0A4138 #410A2F #411D0A

monochromatic

#041B17 #041B17 #0A4138 #127666 #1AAB93

Accessibility & contrast

On white

11.50

#0A4138 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.83

#0A4138 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0A4138

11.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0A4138	#FFFFFF	#000000	##FFFFFF
##0A4138	1.00	11.50	1.83	11.50
#FFFFFF	11.50	1.00	21.00	1.00
#000000	1.83	21.00	1.00	21.00
##FFFFFF	11.50	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3E3C38

Deuteranopia (green-blind)

#373739

Tritanopia (blue-blind)

#00423E

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #0a4138;
/* rgb */ color: rgb(10, 65, 56);
/* oklch */ color: oklch(33.9% 0.057 178.9);

Tailwind

colors: {
  custom: {
    50: '#54766e',
    500: '#0a4138',
    950: '#000000',
  },
}

SCSS

$custom: #0a4138;
$custom-light: #54766e;
$custom-dark: #000000;

JSON

{
  "hex": "#0a4138",
  "rgb": {
    "r": 10,
    "g": 65,
    "b": 56
  },
  "hsl": {
    "h": 170.182,
    "s": 73.333,
    "l": 14.706
  },
  "oklch": {
    "l": 0.33854,
    "c": 0.05679,
    "h": 178.9
  },
  "luminance": 0.04131
}

Semantic roles & 50–950 ramp

primary

#0A4138

secondary

#7E2937

accent

#3856F0

background

#F5F7F6

surface

#E9EDEB

border

#C5C8C6

text

#030807

muted

#787B7A

Preview Lab

Preview with #0A4138

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

Preview Lab → · Contrast checker → · Palette generator →