#303A3A#303A3A

#303A3A is a dark, near-neutral teal. Relative luminance 0.040; OKLCH L 33.9% C 0.013 H 196.5°. Best body text is #FFFFFF at 11.72:1 contrast (WCAG AA passes).

Color values

HEX	#303A3A
RGB	rgb(48, 58, 58)
HSL	hsl(180, 9%, 21%)
HSV	hsv(180, 17%, 23%)
CMYK	cmyk(17.2%, 0%, 0%, 77.3%)
CIE-LAB	lab(23.54, -4.15, -1.40)
CIE-LCH	lch(23.54, 4.38, 198.61°)
OKLab	oklab(33.93% -0.0128 -0.0038)
OKLCH	oklch(33.93% 0.013 196.5)
XYZ	xyz(3.4955, 3.9599, 4.5823)
Luminance	0.0396 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#303A3A #3A3030

analogous

#303A35 #303A3A #30353A

triadic

#303A3A #3A303A #3A3A30

tetradic

#303A3A #35303A #3A3030 #353A30

square

#303A3A #35303A #3A3030 #353A30

split-complementary

#303A3A #3A3035 #3A3530

monochromatic

#0E1111 #141919 #303A3A #4C5B5B #677D7D

Accessibility & contrast

On white

11.72

#303A3A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.79

#303A3A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #303A3A

11.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##303A3A	#FFFFFF	#000000	##FFFFFF
##303A3A	1.00	11.72	1.79	11.72
#FFFFFF	11.72	1.00	21.00	1.00
#000000	1.79	21.00	1.00	21.00
##FFFFFF	11.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#39393A

Deuteranopia (green-blind)

#37373A

Tritanopia (blue-blind)

#2D3B3A

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #303a3a;
/* rgb */ color: rgb(48, 58, 58);
/* oklch */ color: oklch(33.9% 0.013 196.5);

Tailwind

colors: {
  custom: {
    50: '#687070',
    500: '#303a3a',
    950: '#000000',
  },
}

SCSS

$custom: #303a3a;
$custom-light: #687070;
$custom-dark: #000000;

JSON

{
  "hex": "#303a3a",
  "rgb": {
    "r": 48,
    "g": 58,
    "b": 58
  },
  "hsl": {
    "h": 180,
    "s": 9.434,
    "l": 20.784
  },
  "oklch": {
    "l": 0.33928,
    "c": 0.01336,
    "h": 196.5
  },
  "luminance": 0.0396
}

Semantic roles & 50–950 ramp

primary

#303A3A

secondary

#695C5C

accent

#7575B2

background

#F6F6F6

surface

#EBECEC

border

#C6C7C7

text

#060707

muted

#7A7A7A

Preview Lab

Preview with #303A3A

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

Preview Lab → · Contrast checker → · Palette generator →