#283A34#283A34

#283A34 is a dark, muted teal. Relative luminance 0.037; OKLCH L 33.1% C 0.026 H 172.1°. Best body text is #FFFFFF at 12.03:1 contrast (WCAG AA passes).

Color values

HEX	#283A34
RGB	rgb(40, 58, 52)
HSL	hsl(160, 18%, 19%)
HSV	hsv(160, 31%, 23%)
CMYK	cmyk(31%, 0%, 10.3%, 77.3%)
CIE-LAB	lab(22.74, -8.83, 1.39)
CIE-LCH	lch(22.74, 8.94, 171.09°)
OKLab	oklab(33.07% -0.0254 0.0035)
OKLCH	oklch(33.07% 0.026 172.1)
XYZ	xyz(3.0078, 3.7250, 3.8087)
Luminance	0.0372 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#283A34 #3A282E

analogous

#283A2B #283A34 #28373A

triadic

#283A34 #34283A #3A3428

tetradic

#283A34 #2B283A #3A282E #373A28

square

#283A34 #2B283A #3A282E #373A28

split-complementary

#283A34 #3A2837 #3A2B28

monochromatic

#0C1210 #0F1614 #283A34 #415E54 #5A8275

Accessibility & contrast

On white

12.03

#283A34 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.75

#283A34 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #283A34

12.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##283A34	#FFFFFF	#000000	##FFFFFF
##283A34	1.00	12.03	1.75	12.03
#FFFFFF	12.03	1.00	21.00	1.00
#000000	1.75	21.00	1.00	21.00
##FFFFFF	12.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#393834

Deuteranopia (green-blind)

#363534

Tritanopia (blue-blind)

#243A38

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #283a34;
/* rgb */ color: rgb(40, 58, 52);
/* oklch */ color: oklch(33.1% 0.026 172.1);

Tailwind

colors: {
  custom: {
    50: '#62706b',
    500: '#283a34',
    950: '#000000',
  },
}

SCSS

$custom: #283a34;
$custom-light: #62706b;
$custom-dark: #000000;

JSON

{
  "hex": "#283a34",
  "rgb": {
    "r": 40,
    "g": 58,
    "b": 52
  },
  "hsl": {
    "h": 160,
    "s": 18.367,
    "l": 19.216
  },
  "oklch": {
    "l": 0.33072,
    "c": 0.02565,
    "h": 172.1
  },
  "luminance": 0.03725
}

Semantic roles & 50–950 ramp

primary

#283A34

secondary

#6B535B

accent

#6D87BB

background

#F5F6F6

surface

#EAECEB

border

#C6C7C6

text

#050706

muted

#797A7A

Preview Lab

Preview with #283A34

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

Preview Lab → · Contrast checker → · Palette generator →