#283B2D#283B2D

#283B2D is a dark, muted green. Relative luminance 0.038; OKLCH L 33.1% C 0.035 H 152.4°. Best body text is #FFFFFF at 11.97:1 contrast (WCAG AA passes).

Color values

HEX	#283B2D
RGB	rgb(40, 59, 45)
HSL	hsl(136, 19%, 19%)
HSV	hsv(136, 32%, 23%)
CMYK	cmyk(32.2%, 0%, 23.7%, 76.9%)
CIE-LAB	lab(22.89, -11.17, 6.27)
CIE-LCH	lch(22.89, 12.81, 150.68°)
OKLab	oklab(33.13% -0.0308 0.0161)
OKLCH	oklch(33.13% 0.035 152.4)
XYZ	xyz(2.9125, 3.7684, 3.0560)
Luminance	0.0377 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#283B2D #3B2836

analogous

#2D3B28 #283B2D #283B37

triadic

#283B2D #2D283B #3B2D28

tetradic

#283B2D #282D3B #3B2836 #3B3728

square

#283B2D #282D3B #3B2836 #3B3728

split-complementary

#283B2D #37283B #3B282D

monochromatic

#0C120E #0F1711 #283B2D #415F49 #598465

Accessibility & contrast

On white

11.97

#283B2D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.75

#283B2D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #283B2D

11.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##283B2D	#FFFFFF	#000000	##FFFFFF
##283B2D	1.00	11.97	1.75	11.97
#FFFFFF	11.97	1.00	21.00	1.00
#000000	1.75	21.00	1.00	21.00
##FFFFFF	11.97	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3B382C

Deuteranopia (green-blind)

#38362E

Tritanopia (blue-blind)

#253A37

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #283b2d;
/* rgb */ color: rgb(40, 59, 45);
/* oklch */ color: oklch(33.1% 0.035 152.4);

Tailwind

colors: {
  custom: {
    50: '#627165',
    500: '#283b2d',
    950: '#000000',
  },
}

SCSS

$custom: #283b2d;
$custom-light: #627165;
$custom-dark: #000000;

JSON

{
  "hex": "#283b2d",
  "rgb": {
    "r": 40,
    "g": 59,
    "b": 45
  },
  "hsl": {
    "h": 135.789,
    "s": 19.192,
    "l": 19.412
  },
  "oklch": {
    "l": 0.33126,
    "c": 0.03473,
    "h": 152.4
  },
  "luminance": 0.03769
}

Semantic roles & 50–950 ramp

primary

#283B2D

secondary

#6C5365

accent

#6CA7BC

background

#F5F6F6

surface

#EAECEB

border

#C6C7C6

text

#050705

muted

#797A7A

Preview Lab

Preview with #283B2D

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

Preview Lab → · Contrast checker → · Palette generator →