#0A3531#0A3531

#0A3531 is a dark, muted teal. Relative luminance 0.028; OKLCH L 29.9% C 0.046 H 186.0°. Best body text is #FFFFFF at 13.41:1 contrast (WCAG AA passes).

Color values

HEX	#0A3531
RGB	rgb(10, 53, 49)
HSL	hsl(174, 68%, 12%)
HSV	hsv(174, 81%, 21%)
CMYK	cmyk(81.1%, 0%, 7.5%, 79.2%)
CIE-LAB	lab(19.36, -15.48, -1.70)
CIE-LCH	lch(19.36, 15.57, 186.26°)
OKLab	oklab(29.91% -0.0459 -0.0048)
OKLCH	oklch(29.91% 0.046 186)
XYZ	xyz(1.9524, 2.8323, 3.3489)
Luminance	0.0283 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0A3531 #350A0E

analogous

#0A351C #0A3531 #0A2335

triadic

#0A3531 #310A35 #35310A

tetradic

#0A3531 #1C0A35 #350A0E #23350A

square

#0A3531 #1C0A35 #350A0E #23350A

split-complementary

#0A3531 #350A23 #351C0A

monochromatic

#051A18 #051A18 #0A3531 #146861 #1D9C90

Accessibility & contrast

On white

13.41

#0A3531 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.57

#0A3531 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0A3531

13.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0A3531	#FFFFFF	#000000	##FFFFFF
##0A3531	1.00	13.41	1.57	13.41
#FFFFFF	13.41	1.00	21.00	1.00
#000000	1.57	21.00	1.00	21.00
##FFFFFF	13.41	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#323231

Deuteranopia (green-blind)

#2C2D31

Tritanopia (blue-blind)

#003634

Achromatopsia (no color)

#2F2F2F

Design tokens & code

CSS

--color: #0a3531;
/* rgb */ color: rgb(10, 53, 49);
/* oklch */ color: oklch(29.9% 0.046 186.0);

Tailwind

colors: {
  custom: {
    50: '#516c69',
    500: '#0a3531',
    950: '#000000',
  },
}

SCSS

$custom: #0a3531;
$custom-light: #516c69;
$custom-dark: #000000;

JSON

{
  "hex": "#0a3531",
  "rgb": {
    "r": 10,
    "g": 53,
    "b": 49
  },
  "hsl": {
    "h": 174.419,
    "s": 68.254,
    "l": 12.353
  },
  "oklch": {
    "l": 0.29913,
    "c": 0.04618,
    "h": 186
  },
  "luminance": 0.02832
}

Semantic roles & 50–950 ramp

primary

#0A3531

secondary

#72282F

accent

#3D4DEB

background

#F4F6F6

surface

#E7EBEB

border

#C3C6C6

text

#020706

muted

#787A7A

Preview Lab

Preview with #0A3531

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

Preview Lab → · Contrast checker → · Palette generator →