#283B2F#283B2F

#283B2F is a dark, muted green. Relative luminance 0.038; OKLCH L 33.2% C 0.032 H 156.5°. Best body text is #FFFFFF at 11.95:1 contrast (WCAG AA passes).

Color values

HEX	#283B2F
RGB	rgb(40, 59, 47)
HSL	hsl(142, 19%, 19%)
HSV	hsv(142, 32%, 23%)
CMYK	cmyk(32.2%, 0%, 20.3%, 76.9%)
CIE-LAB	lab(22.94, -10.70, 5.02)
CIE-LCH	lch(22.94, 11.82, 154.86°)
OKLab	oklab(33.19% -0.0297 0.0129)
OKLCH	oklch(33.19% 0.032 156.5)
XYZ	xyz(2.9520, 3.7842, 3.2636)
Luminance	0.0378 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#283B2F #3B2834

analogous

#2B3B28 #283B2F #283B39

triadic

#283B2F #2F283B #3B2F28

tetradic

#283B2F #282B3B #3B2834 #3B3928

square

#283B2F #282B3B #3B2834 #3B3928

split-complementary

#283B2F #39283B #3B282B

monochromatic

#0C120F #0F1712 #283B2F #415F4C #598469

Accessibility & contrast

On white

11.95

#283B2F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.76

#283B2F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #283B2F

11.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##283B2F	#FFFFFF	#000000	##FFFFFF
##283B2F	1.00	11.95	1.76	11.95
#FFFFFF	11.95	1.00	21.00	1.00
#000000	1.76	21.00	1.00	21.00
##FFFFFF	11.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3B382E

Deuteranopia (green-blind)

#383630

Tritanopia (blue-blind)

#253B38

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #283b2f;
/* rgb */ color: rgb(40, 59, 47);
/* oklch */ color: oklch(33.2% 0.032 156.5);

Tailwind

colors: {
  custom: {
    50: '#627167',
    500: '#283b2f',
    950: '#000000',
  },
}

SCSS

$custom: #283b2f;
$custom-light: #627167;
$custom-dark: #000000;

JSON

{
  "hex": "#283b2f",
  "rgb": {
    "r": 40,
    "g": 59,
    "b": 47
  },
  "hsl": {
    "h": 142.105,
    "s": 19.192,
    "l": 19.412
  },
  "oklch": {
    "l": 0.33187,
    "c": 0.03239,
    "h": 156.5
  },
  "luminance": 0.03784
}

Semantic roles & 50–950 ramp

primary

#283B2F

secondary

#6C5363

accent

#6C9EBC

background

#F5F6F6

surface

#EAECEB

border

#C6C7C6

text

#050706

muted

#797A7A

Preview Lab

Preview with #283B2F

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

Preview Lab → · Contrast checker → · Palette generator →