#0A3638#0A3638

#0A3638 is a dark, muted teal. Relative luminance 0.030; OKLCH L 30.5% C 0.046 H 199.5°. Best body text is #FFFFFF at 13.14:1 contrast (WCAG AA passes).

Color values

HEX	#0A3638
RGB	rgb(10, 54, 56)
HSL	hsl(183, 70%, 13%)
HSV	hsv(183, 82%, 22%)
CMYK	cmyk(82.1%, 3.6%, 0%, 78%)
CIE-LAB	lab(20.00, -13.58, -5.53)
CIE-LCH	lch(20.00, 14.66, 202.17°)
OKLab	oklab(30.52% -0.0433 -0.0154)
OKLCH	oklch(30.52% 0.046 199.5)
XYZ	xyz(2.1578, 2.9881, 4.2037)
Luminance	0.0299 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0A3638 #380C0A

analogous

#0A3823 #0A3638 #0A1F38

triadic

#0A3638 #380A36 #36380A

tetradic

#0A3638 #230A38 #380C0A #1F380A

square

#0A3638 #230A38 #380C0A #1F380A

split-complementary

#0A3638 #380A1F #38230A

monochromatic

#05191A #05191A #0A3638 #13686C #1D9AA0

Accessibility & contrast

On white

13.14

#0A3638 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.60

#0A3638 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0A3638

13.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0A3638	#FFFFFF	#000000	##FFFFFF
##0A3638	1.00	13.14	1.60	13.14
#FFFFFF	13.14	1.00	21.00	1.00
#000000	1.60	21.00	1.00	21.00
##FFFFFF	13.14	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#313338

Deuteranopia (green-blind)

#2B2E38

Tritanopia (blue-blind)

#003836

Achromatopsia (no color)

#303030

Design tokens & code

CSS

--color: #0a3638;
/* rgb */ color: rgb(10, 54, 56);
/* oklch */ color: oklch(30.5% 0.046 199.5);

Tailwind

colors: {
  custom: {
    50: '#526d6e',
    500: '#0a3638',
    950: '#000000',
  },
}

SCSS

$custom: #0a3638;
$custom-light: #526d6e;
$custom-dark: #000000;

JSON

{
  "hex": "#0a3638",
  "rgb": {
    "r": 10,
    "g": 54,
    "b": 56
  },
  "hsl": {
    "h": 182.609,
    "s": 69.697,
    "l": 12.941
  },
  "oklch": {
    "l": 0.30517,
    "c": 0.04598,
    "h": 199.5
  },
  "luminance": 0.02988
}

Semantic roles & 50–950 ramp

primary

#0A3638

secondary

#752C28

accent

#433BED

background

#F4F6F6

surface

#E7EBEB

border

#C3C6C6

text

#020707

muted

#787A7A

Preview Lab

Preview with #0A3638

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

Preview Lab → · Contrast checker → · Palette generator →