#284240#284240

#284240 is a dark, muted teal. Relative luminance 0.047; OKLCH L 35.7% C 0.032 H 189.7°. Best body text is #FFFFFF at 10.80:1 contrast (WCAG AA passes).

Color values

HEX	#284240
RGB	rgb(40, 66, 64)
HSL	hsl(175, 25%, 21%)
HSV	hsv(175, 39%, 26%)
CMYK	cmyk(39.4%, 0%, 3%, 74.1%)
CIE-LAB	lab(25.91, -10.47, -1.94)
CIE-LCH	lch(25.91, 10.65, 190.52°)
OKLab	oklab(35.74% -0.0317 -0.0054)
OKLCH	oklch(35.74% 0.032 189.7)
XYZ	xyz(3.7484, 4.7175, 5.5625)
Luminance	0.0472 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#284240 #42282A

analogous

#284233 #284240 #283742

triadic

#284240 #402842 #424028

tetradic

#284240 #332842 #42282A #374228

square

#284240 #332842 #42282A #374228

split-complementary

#284240 #422837 #423328

monochromatic

#0C1312 #111C1B #284240 #3F6865 #568E8A

Accessibility & contrast

On white

10.80

#284240 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.94

#284240 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #284240

10.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##284240	#FFFFFF	#000000	##FFFFFF
##284240	1.00	10.80	1.94	10.80
#FFFFFF	10.80	1.00	21.00	1.00
#000000	1.94	21.00	1.00	21.00
##FFFFFF	10.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3F3F40

Deuteranopia (green-blind)

#3A3C40

Tritanopia (blue-blind)

#1E4341

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #284240;
/* rgb */ color: rgb(40, 66, 64);
/* oklch */ color: oklch(35.7% 0.032 189.7);

Tailwind

colors: {
  custom: {
    50: '#637674',
    500: '#284240',
    950: '#000000',
  },
}

SCSS

$custom: #284240;
$custom-light: #637674;
$custom-dark: #000000;

JSON

{
  "hex": "#284240",
  "rgb": {
    "r": 40,
    "g": 66,
    "b": 64
  },
  "hsl": {
    "h": 175.385,
    "s": 24.528,
    "l": 20.784
  },
  "oklch": {
    "l": 0.35742,
    "c": 0.03212,
    "h": 189.7
  },
  "luminance": 0.04718
}

Semantic roles & 50–950 ramp

primary

#284240

secondary

#745255

accent

#676EC1

background

#F6F7F7

surface

#EBEDED

border

#C6C8C8

text

#050808

muted

#7A7B7B

Preview Lab

Preview with #284240

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

Preview Lab → · Contrast checker → · Palette generator →