#0A4539#0A4539

#0A4539 is a dark, moderate teal. Relative luminance 0.046; OKLCH L 35.1% C 0.061 H 175.2°. Best body text is #FFFFFF at 10.92:1 contrast (WCAG AA passes).

Color values

HEX	#0A4539
RGB	rgb(10, 69, 57)
HSL	hsl(168, 75%, 15%)
HSV	hsv(168, 86%, 27%)
CMYK	cmyk(85.5%, 0%, 17.4%, 72.9%)
CIE-LAB	lab(25.61, -21.49, 2.07)
CIE-LCH	lch(25.61, 21.59, 174.50°)
OKLab	oklab(35.1% -0.061 0.0052)
OKLCH	oklch(35.1% 0.061 175.2)
XYZ	xyz(2.9914, 4.6158, 4.6034)
Luminance	0.0462 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0A4539 #450A16

analogous

#0A451B #0A4539 #0A3345

triadic

#0A4539 #390A45 #45390A

tetradic

#0A4539 #1B0A45 #450A16 #33450A

square

#0A4539 #1B0A45 #450A16 #33450A

split-complementary

#0A4539 #450A33 #451B0A

monochromatic

#041B16 #041B16 #0A4539 #127A65 #19B091

Accessibility & contrast

On white

10.92

#0A4539 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.92

#0A4539 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0A4539

10.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0A4539	#FFFFFF	#000000	##FFFFFF
##0A4539	1.00	10.92	1.92	10.92
#FFFFFF	10.92	1.00	21.00	1.00
#000000	1.92	21.00	1.00	21.00
##FFFFFF	10.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#424038

Deuteranopia (green-blind)

#3A3A3A

Tritanopia (blue-blind)

#004641

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #0a4539;
/* rgb */ color: rgb(10, 69, 57);
/* oklch */ color: oklch(35.1% 0.061 175.2);

Tailwind

colors: {
  custom: {
    50: '#55796f',
    500: '#0a4539',
    950: '#000000',
  },
}

SCSS

$custom: #0a4539;
$custom-light: #55796f;
$custom-dark: #000000;

JSON

{
  "hex": "#0a4539",
  "rgb": {
    "r": 10,
    "g": 69,
    "b": 57
  },
  "hsl": {
    "h": 167.797,
    "s": 74.684,
    "l": 15.49
  },
  "oklch": {
    "l": 0.35102,
    "c": 0.0612,
    "h": 175.2
  },
  "luminance": 0.04616
}

Semantic roles & 50–950 ramp

primary

#0A4539

secondary

#82293B

accent

#365CF1

background

#F5F7F6

surface

#E9EDEC

border

#C5C8C7

text

#030907

muted

#787B7A

Preview Lab

Preview with #0A4539

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

Preview Lab → · Contrast checker → · Palette generator →