#288C1F#288C1F

#288C1F is a mid, vivid green. Relative luminance 0.193; OKLCH L 56.2% C 0.170 H 141.9°. Best body text is #000000 at 4.86:1 contrast (WCAG AA passes).

Color values

HEX	#288C1F
RGB	rgb(40, 140, 31)
HSL	hsl(115, 64%, 34%)
HSV	hsv(115, 78%, 55%)
CMYK	cmyk(71.4%, 0%, 77.9%, 45.1%)
CIE-LAB	lab(51.04, -49.06, 46.60)
CIE-LCH	lch(51.04, 67.67, 136.47°)
OKLab	oklab(56.18% -0.1337 0.1047)
OKLCH	oklch(56.18% 0.17 141.9)
XYZ	xyz(10.4999, 19.3051, 4.4690)
Luminance	0.1931 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#288C1F #831F8C

analogous

#5E8C1F #288C1F #1F8C4C

triadic

#288C1F #1F288C #8C1F28

tetradic

#288C1F #1F5E8C #831F8C #8C4C1F

square

#288C1F #1F5E8C #831F8C #8C4C1F

split-complementary

#288C1F #4C1F8C #8C1F5E

monochromatic

#0B2809 #1A5A14 #288C1F #36BE2A #59D84E

Accessibility & contrast

On white

4.32

#288C1F on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.86

#288C1F on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #288C1F

4.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##288C1F	#FFFFFF	#000000	##000000
##288C1F	1.00	4.32	4.86	4.86
#FFFFFF	4.32	1.00	21.00	21.00
#000000	4.86	21.00	1.00	1.00
##000000	4.86	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8F7E06

Deuteranopia (green-blind)

#84772B

Tritanopia (blue-blind)

#0D8877

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #288c1f;
/* rgb */ color: rgb(40, 140, 31);
/* oklch */ color: oklch(56.2% 0.170 141.9);

Tailwind

colors: {
  custom: {
    50: '#72af63',
    500: '#288c1f',
    950: '#000000',
  },
}

SCSS

$custom: #288c1f;
$custom-light: #72af63;
$custom-dark: #000000;

JSON

{
  "hex": "#288c1f",
  "rgb": {
    "r": 40,
    "g": 140,
    "b": 31
  },
  "hsl": {
    "h": 115.046,
    "s": 63.743,
    "l": 33.529
  },
  "oklch": {
    "l": 0.56184,
    "c": 0.16977,
    "h": 141.9
  },
  "luminance": 0.19306
}

Semantic roles & 50–950 ramp

primary

#288C1F

secondary

#B14CBB

accent

#41E7D9

background

#F7FAF6

surface

#EDF5EB

border

#C8CFC6

text

#091006

muted

#7B7F7A

Preview Lab

Preview with #288C1F

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

Preview Lab → · Contrast checker → · Palette generator →