#0A4540#0A4540

#0A4540 is a dark, muted teal. Relative luminance 0.047; OKLCH L 35.4% C 0.057 H 186.2°. Best body text is #FFFFFF at 10.83:1 contrast (WCAG AA passes).

Color values

HEX	#0A4540
RGB	rgb(10, 69, 64)
HSL	hsl(175, 75%, 15%)
HSV	hsv(175, 86%, 27%)
CMYK	cmyk(85.5%, 0%, 7.2%, 72.9%)
CIE-LAB	lab(25.83, -19.23, -2.19)
CIE-LCH	lch(25.83, 19.36, 186.51°)
OKLab	oklab(35.36% -0.0571 -0.0062)
OKLCH	oklch(35.36% 0.057 186.2)
XYZ	xyz(3.1783, 4.6905, 5.5874)
Luminance	0.0469 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0A4540 #450A0F

analogous

#0A4522 #0A4540 #0A2C45

triadic

#0A4540 #400A45 #45400A

tetradic

#0A4540 #220A45 #450A0F #2C450A

square

#0A4540 #220A45 #450A0F #2C450A

split-complementary

#0A4540 #450A2C #45220A

monochromatic

#041B19 #041B19 #0A4540 #127A72 #19B0A3

Accessibility & contrast

On white

10.83

#0A4540 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.94

#0A4540 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0A4540

10.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0A4540	#FFFFFF	#000000	##FFFFFF
##0A4540	1.00	10.83	1.94	10.83
#FFFFFF	10.83	1.00	21.00	1.00
#000000	1.94	21.00	1.00	21.00
##FFFFFF	10.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#414140

Deuteranopia (green-blind)

#393B41

Tritanopia (blue-blind)

#004743

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #0a4540;
/* rgb */ color: rgb(10, 69, 64);
/* oklch */ color: oklch(35.4% 0.057 186.2);

Tailwind

colors: {
  custom: {
    50: '#567974',
    500: '#0a4540',
    950: '#000000',
  },
}

SCSS

$custom: #0a4540;
$custom-light: #567974;
$custom-dark: #000000;

JSON

{
  "hex": "#0a4540",
  "rgb": {
    "r": 10,
    "g": 69,
    "b": 64
  },
  "hsl": {
    "h": 174.915,
    "s": 74.684,
    "l": 15.49
  },
  "oklch": {
    "l": 0.35358,
    "c": 0.05744,
    "h": 186.2
  },
  "luminance": 0.04691
}

Semantic roles & 50–950 ramp

primary

#0A4540

secondary

#822930

accent

#3646F1

background

#F5F7F7

surface

#E9EDED

border

#C5C8C8

text

#030908

muted

#787B7B

Preview Lab

Preview with #0A4540

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

Preview Lab → · Contrast checker → · Palette generator →