#0A3538#0A3538

#0A3538 is a dark, muted teal. Relative luminance 0.029; OKLCH L 30.2% C 0.045 H 201.9°. Best body text is #FFFFFF at 13.30:1 contrast (WCAG AA passes).

Color values

HEX	#0A3538
RGB	rgb(10, 53, 56)
HSL	hsl(184, 70%, 13%)
HSV	hsv(184, 82%, 22%)
CMYK	cmyk(82.1%, 5.4%, 0%, 78%)
CIE-LAB	lab(19.62, -12.98, -6.10)
CIE-LCH	lch(19.62, 14.34, 205.15°)
OKLab	oklab(30.21% -0.0421 -0.0169)
OKLCH	oklch(30.21% 0.045 201.9)
XYZ	xyz(2.1118, 2.8960, 4.1883)
Luminance	0.0290 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0A3538 #380D0A

analogous

#0A3824 #0A3538 #0A1E38

triadic

#0A3538 #380A35 #35380A

tetradic

#0A3538 #240A38 #380D0A #1E380A

square

#0A3538 #240A38 #380D0A #1E380A

split-complementary

#0A3538 #380A1E #38240A

monochromatic

#05191A #05191A #0A3538 #13666C #1D97A0

Accessibility & contrast

On white

13.30

#0A3538 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.58

#0A3538 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0A3538

13.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0A3538	#FFFFFF	#000000	##FFFFFF
##0A3538	1.00	13.30	1.58	13.30
#FFFFFF	13.30	1.00	21.00	1.00
#000000	1.58	21.00	1.00	21.00
##FFFFFF	13.30	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#303238

Deuteranopia (green-blind)

#2A2D38

Tritanopia (blue-blind)

#003736

Achromatopsia (no color)

#2F2F2F

Design tokens & code

CSS

--color: #0a3538;
/* rgb */ color: rgb(10, 53, 56);
/* oklch */ color: oklch(30.2% 0.045 201.9);

Tailwind

colors: {
  custom: {
    50: '#526c6e',
    500: '#0a3538',
    950: '#000000',
  },
}

SCSS

$custom: #0a3538;
$custom-light: #526c6e;
$custom-dark: #000000;

JSON

{
  "hex": "#0a3538",
  "rgb": {
    "r": 10,
    "g": 53,
    "b": 56
  },
  "hsl": {
    "h": 183.913,
    "s": 69.697,
    "l": 12.941
  },
  "oklch": {
    "l": 0.30214,
    "c": 0.04537,
    "h": 201.9
  },
  "luminance": 0.02896
}

Semantic roles & 50–950 ramp

primary

#0A3538

secondary

#752D28

accent

#473BED

background

#F4F6F6

surface

#E7EBEB

border

#C3C6C6

text

#020707

muted

#787A7A

Preview Lab

Preview with #0A3538

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

Preview Lab → · Contrast checker → · Palette generator →