#0A3337#0A3337

#0A3337 is a dark, muted teal. Relative luminance 0.027; OKLCH L 29.6% C 0.044 H 204.5°. Best body text is #FFFFFF at 13.62:1 contrast (WCAG AA passes).

Color values

HEX	#0A3337
RGB	rgb(10, 51, 55)
HSL	hsl(185, 69%, 13%)
HSV	hsv(185, 82%, 22%)
CMYK	cmyk(81.8%, 7.3%, 0%, 78.4%)
CIE-LAB	lab(18.83, -12.14, -6.60)
CIE-LCH	lch(18.83, 13.82, 208.52°)
OKLab	oklab(29.56% -0.0401 -0.0183)
OKLCH	oklch(29.56% 0.044 204.5)
XYZ	xyz(1.9983, 2.7078, 4.0310)
Luminance	0.0271 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0A3337 #370E0A

analogous

#0A3724 #0A3337 #0A1D37

triadic

#0A3337 #370A33 #33370A

tetradic

#0A3337 #240A37 #370E0A #1D370A

square

#0A3337 #240A37 #370E0A #1D370A

split-complementary

#0A3337 #370A1D #37240A

monochromatic

#05181A #05181A #0A3337 #13636B #1D939F

Accessibility & contrast

On white

13.62

#0A3337 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.54

#0A3337 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0A3337

13.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0A3337	#FFFFFF	#000000	##FFFFFF
##0A3337	1.00	13.62	1.54	13.62
#FFFFFF	13.62	1.00	21.00	1.00
#000000	1.54	21.00	1.00	21.00
##FFFFFF	13.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2E3137

Deuteranopia (green-blind)

#282C37

Tritanopia (blue-blind)

#003534

Achromatopsia (no color)

#2E2E2E

Design tokens & code

CSS

--color: #0a3337;
/* rgb */ color: rgb(10, 51, 55);
/* oklch */ color: oklch(29.6% 0.044 204.5);

Tailwind

colors: {
  custom: {
    50: '#516a6d',
    500: '#0a3337',
    950: '#000000',
  },
}

SCSS

$custom: #0a3337;
$custom-light: #516a6d;
$custom-dark: #000000;

JSON

{
  "hex": "#0a3337",
  "rgb": {
    "r": 10,
    "g": 51,
    "b": 55
  },
  "hsl": {
    "h": 185.333,
    "s": 69.231,
    "l": 12.745
  },
  "oklch": {
    "l": 0.29563,
    "c": 0.04411,
    "h": 204.5
  },
  "luminance": 0.02708
}

Semantic roles & 50–950 ramp

primary

#0A3337

secondary

#742F28

accent

#4B3CEC

background

#F4F6F6

surface

#E7EBEB

border

#C3C6C6

text

#020607

muted

#787A7A

Preview Lab

Preview with #0A3337

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

Preview Lab → · Contrast checker → · Palette generator →