#288B1F#288B1F

#288B1F is a mid, vivid green. Relative luminance 0.190; OKLCH L 55.9% C 0.169 H 141.9°. Best body text is #000000 at 4.80:1 contrast (WCAG AA passes).

Color values

HEX	#288B1F
RGB	rgb(40, 139, 31)
HSL	hsl(115, 64%, 33%)
HSV	hsv(115, 78%, 55%)
CMYK	cmyk(71.2%, 0%, 77.7%, 45.5%)
CIE-LAB	lab(50.70, -48.72, 46.27)
CIE-LCH	lch(50.70, 67.19, 136.48°)
OKLab	oklab(55.9% -0.1327 0.104)
OKLCH	oklch(55.9% 0.169 141.9)
XYZ	xyz(10.3544, 19.0142, 4.4205)
Luminance	0.1902 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#288B1F #821F8B

analogous

#5E8B1F #288B1F #1F8B4C

triadic

#288B1F #1F288B #8B1F28

tetradic

#288B1F #1F5E8B #821F8B #8B4C1F

square

#288B1F #1F5E8B #821F8B #8B4C1F

split-complementary

#288B1F #4C1F8B #8B1F5E

monochromatic

#0B2709 #1A5914 #288B1F #36BD2A #59D74D

Accessibility & contrast

On white

4.37

#288B1F on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.80

#288B1F on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #288B1F

4.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##288B1F	#FFFFFF	#000000	##000000
##288B1F	1.00	4.37	4.80	4.80
#FFFFFF	4.37	1.00	21.00	21.00
#000000	4.80	21.00	1.00	1.00
##000000	4.80	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8E7D06

Deuteranopia (green-blind)

#83762B

Tritanopia (blue-blind)

#0E8776

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #288b1f;
/* rgb */ color: rgb(40, 139, 31);
/* oklch */ color: oklch(55.9% 0.169 141.9);

Tailwind

colors: {
  custom: {
    50: '#72ae63',
    500: '#288b1f',
    950: '#000000',
  },
}

SCSS

$custom: #288b1f;
$custom-light: #72ae63;
$custom-dark: #000000;

JSON

{
  "hex": "#288b1f",
  "rgb": {
    "r": 40,
    "g": 139,
    "b": 31
  },
  "hsl": {
    "h": 115,
    "s": 63.529,
    "l": 33.333
  },
  "oklch": {
    "l": 0.55903,
    "c": 0.16861,
    "h": 141.9
  },
  "luminance": 0.19015
}

Semantic roles & 50–950 ramp

primary

#288B1F

secondary

#B14CBA

accent

#41E7D9

background

#F7FAF6

surface

#EDF4EB

border

#C8CEC6

text

#091006

muted

#7B7F7A

Preview Lab

Preview with #288B1F

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

Preview Lab → · Contrast checker → · Palette generator →