#288B34#288B34

#288B34 is a mid, vivid green. Relative luminance 0.192; OKLCH L 56.1% C 0.154 H 145.0°. Best body text is #000000 at 4.83:1 contrast (WCAG AA passes).

Color values

HEX	#288B34
RGB	rgb(40, 139, 52)
HSL	hsl(127, 55%, 35%)
HSV	hsv(127, 71%, 55%)
CMYK	cmyk(71.2%, 0%, 62.6%, 45.5%)
CIE-LAB	lab(50.88, -46.64, 37.62)
CIE-LCH	lch(50.88, 59.92, 141.11°)
OKLab	oklab(56.1% -0.126 0.0883)
OKLCH	oklch(56.1% 0.154 145)
XYZ	xyz(10.7268, 19.1631, 6.3817)
Luminance	0.1916 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#288B34 #8B287F

analogous

#4D8B28 #288B34 #288B66

triadic

#288B34 #34288B #8B3428

tetradic

#288B34 #284D8B #8B287F #8B6628

square

#288B34 #284D8B #8B287F #8B6628

split-complementary

#288B34 #66288B #8B284D

monochromatic

#0D2C10 #1A5B22 #288B34 #36BB46 #5DD06B

Accessibility & contrast

On white

4.35

#288B34 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.83

#288B34 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #288B34

4.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##288B34	#FFFFFF	#000000	##000000
##288B34	1.00	4.35	4.83	4.83
#FFFFFF	4.35	1.00	21.00	21.00
#000000	4.83	21.00	1.00	1.00
##000000	4.83	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8D7E2A

Deuteranopia (green-blind)

#82763B

Tritanopia (blue-blind)

#028778

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #288b34;
/* rgb */ color: rgb(40, 139, 52);
/* oklch */ color: oklch(56.1% 0.154 145.0);

Tailwind

colors: {
  custom: {
    50: '#71ae6f',
    500: '#288b34',
    950: '#000000',
  },
}

SCSS

$custom: #288b34;
$custom-light: #71ae6f;
$custom-dark: #000000;

JSON

{
  "hex": "#288b34",
  "rgb": {
    "r": 40,
    "g": 139,
    "b": 52
  },
  "hsl": {
    "h": 127.273,
    "s": 55.307,
    "l": 35.098
  },
  "oklch": {
    "l": 0.56103,
    "c": 0.1539,
    "h": 145
  },
  "luminance": 0.19164
}

Semantic roles & 50–950 ramp

primary

#288B34

secondary

#B659AA

accent

#49CDDF

background

#F7FAF6

surface

#EDF4EC

border

#C8CEC7

text

#091007

muted

#7B7F7A

Preview Lab

Preview with #288B34

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

Preview Lab → · Contrast checker → · Palette generator →