#283D33#283D33

#283D33 is a dark, muted teal. Relative luminance 0.040; OKLCH L 33.9% C 0.032 H 163.5°. Best body text is #FFFFFF at 11.63:1 contrast (WCAG AA passes).

Color values

HEX	#283D33
RGB	rgb(40, 61, 51)
HSL	hsl(151, 21%, 20%)
HSV	hsv(151, 34%, 24%)
CMYK	cmyk(34.4%, 0%, 16.4%, 76.1%)
CIE-LAB	lab(23.76, -10.93, 3.52)
CIE-LCH	lch(23.76, 11.49, 162.13°)
OKLab	oklab(33.88% -0.0307 0.0091)
OKLCH	oklch(33.88% 0.032 163.5)
XYZ	xyz(3.1412, 4.0275, 3.7432)
Luminance	0.0403 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#283D33 #3D2832

analogous

#283D29 #283D33 #283D3D

triadic

#283D33 #33283D #3D3328

tetradic

#283D33 #29283D #3D2832 #3D3D28

square

#283D33 #29283D #3D2832 #3D3D28

split-complementary

#283D33 #3D283D #3D2928

monochromatic

#0C120F #101814 #283D33 #406252 #588771

Accessibility & contrast

On white

11.63

#283D33 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.81

#283D33 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #283D33

11.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##283D33	#FFFFFF	#000000	##FFFFFF
##283D33	1.00	11.63	1.81	11.63
#FFFFFF	11.63	1.00	21.00	1.00
#000000	1.81	21.00	1.00	21.00
##FFFFFF	11.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3C3A33

Deuteranopia (green-blind)

#393834

Tritanopia (blue-blind)

#233D3A

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #283d33;
/* rgb */ color: rgb(40, 61, 51);
/* oklch */ color: oklch(33.9% 0.032 163.5);

Tailwind

colors: {
  custom: {
    50: '#62726a',
    500: '#283d33',
    950: '#000000',
  },
}

SCSS

$custom: #283d33;
$custom-light: #62726a;
$custom-dark: #000000;

JSON

{
  "hex": "#283d33",
  "rgb": {
    "r": 40,
    "g": 61,
    "b": 51
  },
  "hsl": {
    "h": 151.429,
    "s": 20.792,
    "l": 19.804
  },
  "oklch": {
    "l": 0.33881,
    "c": 0.03206,
    "h": 163.5
  },
  "luminance": 0.04028
}

Semantic roles & 50–950 ramp

primary

#283D33

secondary

#6E5260

accent

#6A92BD

background

#F5F6F6

surface

#EAECEB

border

#C6C7C6

text

#050806

muted

#797B7A

Preview Lab

Preview with #283D33

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

Preview Lab → · Contrast checker → · Palette generator →