#288C23#288C23

#288C23 is a mid, vivid green. Relative luminance 0.193; OKLCH L 56.2% C 0.167 H 142.4°. Best body text is #000000 at 4.87:1 contrast (WCAG AA passes).

Color values

HEX	#288C23
RGB	rgb(40, 140, 35)
HSL	hsl(117, 60%, 34%)
HSV	hsv(117, 75%, 55%)
CMYK	cmyk(71.4%, 0%, 75%, 45.1%)
CIE-LAB	lab(51.07, -48.75, 45.16)
CIE-LCH	lch(51.07, 66.45, 137.19°)
OKLab	oklab(56.21% -0.1326 0.1022)
OKLCH	oklch(56.21% 0.167 142.4)
XYZ	xyz(10.5559, 19.3275, 4.7641)
Luminance	0.1933 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#288C23 #87238C

analogous

#5D8C23 #288C23 #238C53

triadic

#288C23 #23288C #8C2328

tetradic

#288C23 #235D8C #87238C #8C5323

square

#288C23 #235D8C #87238C #8C5323

split-complementary

#288C23 #53238C #8C235D

monochromatic

#0C2A0B #1A5B17 #288C23 #36BD2F #5BD455

Accessibility & contrast

On white

4.32

#288C23 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.87

#288C23 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #288C23

4.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##288C23	#FFFFFF	#000000	##000000
##288C23	1.00	4.32	4.87	4.87
#FFFFFF	4.32	1.00	21.00	21.00
#000000	4.87	21.00	1.00	1.00
##000000	4.87	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8F7E10

Deuteranopia (green-blind)

#84772E

Tritanopia (blue-blind)

#0B8878

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #288c23;
/* rgb */ color: rgb(40, 140, 35);
/* oklch */ color: oklch(56.2% 0.167 142.4);

Tailwind

colors: {
  custom: {
    50: '#72af65',
    500: '#288c23',
    950: '#000000',
  },
}

SCSS

$custom: #288c23;
$custom-light: #72af65;
$custom-dark: #000000;

JSON

{
  "hex": "#288c23",
  "rgb": {
    "r": 40,
    "g": 140,
    "b": 35
  },
  "hsl": {
    "h": 117.143,
    "s": 60,
    "l": 34.314
  },
  "oklch": {
    "l": 0.56214,
    "c": 0.16743,
    "h": 142.4
  },
  "luminance": 0.19329
}

Semantic roles & 50–950 ramp

primary

#288C23

secondary

#B452B8

accent

#45E3DC

background

#F7FAF6

surface

#EDF5EB

border

#C8CFC6

text

#091006

muted

#7B7F7A

Preview Lab

Preview with #288C23

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

Preview Lab → · Contrast checker → · Palette generator →