#283C2D#283C2D

#283C2D is a dark, muted green. Relative luminance 0.039; OKLCH L 33.4% C 0.037 H 151.8°. Best body text is #FFFFFF at 11.83:1 contrast (WCAG AA passes).

Color values

HEX	#283C2D
RGB	rgb(40, 60, 45)
HSL	hsl(135, 20%, 20%)
HSV	hsv(135, 33%, 24%)
CMYK	cmyk(33.3%, 0%, 25%, 76.5%)
CIE-LAB	lab(23.24, -11.77, 6.77)
CIE-LCH	lch(23.24, 13.58, 150.10°)
OKLab	oklab(33.41% -0.0324 0.0174)
OKLCH	oklch(33.41% 0.037 151.8)
XYZ	xyz(2.9644, 3.8722, 3.0733)
Luminance	0.0387 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#283C2D #3C2837

analogous

#2D3C28 #283C2D #283C37

triadic

#283C2D #2D283C #3C2D28

tetradic

#283C2D #282D3C #3C2837 #3C3728

square

#283C2D #282D3C #3C2837 #3C3728

split-complementary

#283C2D #37283C #3C282D

monochromatic

#0C120E #101711 #283C2D #406149 #598564

Accessibility & contrast

On white

11.83

#283C2D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.77

#283C2D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #283C2D

11.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##283C2D	#FFFFFF	#000000	##FFFFFF
##283C2D	1.00	11.83	1.77	11.83
#FFFFFF	11.83	1.00	21.00	1.00
#000000	1.77	21.00	1.00	21.00
##FFFFFF	11.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3C392C

Deuteranopia (green-blind)

#39372E

Tritanopia (blue-blind)

#253B38

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #283c2d;
/* rgb */ color: rgb(40, 60, 45);
/* oklch */ color: oklch(33.4% 0.037 151.8);

Tailwind

colors: {
  custom: {
    50: '#627165',
    500: '#283c2d',
    950: '#000000',
  },
}

SCSS

$custom: #283c2d;
$custom-light: #627165;
$custom-dark: #000000;

JSON

{
  "hex": "#283c2d",
  "rgb": {
    "r": 40,
    "g": 60,
    "b": 45
  },
  "hsl": {
    "h": 135,
    "s": 20,
    "l": 19.608
  },
  "oklch": {
    "l": 0.3341,
    "c": 0.03674,
    "h": 151.8
  },
  "luminance": 0.03872
}

Semantic roles & 50–950 ramp

primary

#283C2D

secondary

#6D5267

accent

#6BA8BD

background

#F5F6F6

surface

#EAECEB

border

#C6C7C6

text

#050705

muted

#797A7A

Preview Lab

Preview with #283C2D

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

Preview Lab → · Contrast checker → · Palette generator →