#288B28#288B28

#288B28 is a mid, vivid green. Relative luminance 0.191; OKLCH L 56.0% C 0.163 H 143.0°. Best body text is #000000 at 4.81:1 contrast (WCAG AA passes).

Color values

HEX	#288B28
RGB	rgb(40, 139, 40)
HSL	hsl(120, 55%, 35%)
HSV	hsv(120, 71%, 55%)
CMYK	cmyk(71.2%, 0%, 71.2%, 45.5%)
CIE-LAB	lab(50.77, -47.95, 42.86)
CIE-LCH	lch(50.77, 64.31, 138.21°)
OKLab	oklab(55.98% -0.1302 0.0981)
OKLCH	oklch(55.98% 0.163 143)
XYZ	xyz(10.4901, 19.0684, 5.1348)
Luminance	0.1907 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#288B28 #8B288B

analogous

#598B28 #288B28 #288B59

triadic

#288B28 #28288B #8B2828

tetradic

#288B28 #28598B #8B288B #8B5928

square

#288B28 #28598B #8B288B #8B5928

split-complementary

#288B28 #59288B #8B2859

monochromatic

#0D2C0D #1A5B1A #288B28 #36BB36 #5DD05D

Accessibility & contrast

On white

4.36

#288B28 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.81

#288B28 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #288B28

4.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##288B28	#FFFFFF	#000000	##000000
##288B28	1.00	4.36	4.81	4.81
#FFFFFF	4.36	1.00	21.00	21.00
#000000	4.81	21.00	1.00	1.00
##000000	4.81	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8E7E19

Deuteranopia (green-blind)

#837632

Tritanopia (blue-blind)

#0A8777

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #288b28;
/* rgb */ color: rgb(40, 139, 40);
/* oklch */ color: oklch(56.0% 0.163 143.0);

Tailwind

colors: {
  custom: {
    50: '#71ae68',
    500: '#288b28',
    950: '#000000',
  },
}

SCSS

$custom: #288b28;
$custom-light: #71ae68;
$custom-dark: #000000;

JSON

{
  "hex": "#288b28",
  "rgb": {
    "r": 40,
    "g": 139,
    "b": 40
  },
  "hsl": {
    "h": 120,
    "s": 55.307,
    "l": 35.098
  },
  "oklch": {
    "l": 0.55976,
    "c": 0.16299,
    "h": 143
  },
  "luminance": 0.1907
}

Semantic roles & 50–950 ramp

primary

#288B28

secondary

#B659B6

accent

#49DFDF

background

#F7FAF6

surface

#EDF4EB

border

#C8CEC6

text

#091006

muted

#7B7F7A

Preview Lab

Preview with #288B28

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

Preview Lab → · Contrast checker → · Palette generator →