#288E48#288E48

#288E48 is a mid, vivid green. Relative luminance 0.203; OKLCH L 57.2% C 0.140 H 149.6°. Best body text is #000000 at 5.05:1 contrast (WCAG AA passes).

Color values

HEX	#288E48
RGB	rgb(40, 142, 72)
HSL	hsl(139, 56%, 36%)
HSV	hsv(139, 72%, 56%)
CMYK	cmyk(71.8%, 0%, 49.3%, 44.3%)
CIE-LAB	lab(52.13, -44.84, 29.01)
CIE-LCH	lch(52.13, 53.40, 147.10°)
OKLab	oklab(57.22% -0.1207 0.0707)
OKLCH	oklch(57.22% 0.14 149.6)
XYZ	xyz(11.7168, 20.2637, 9.4234)
Luminance	0.2026 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#288E48 #8E286E

analogous

#3B8E28 #288E48 #288E7B

triadic

#288E48 #48288E #8E4828

tetradic

#288E48 #283B8E #8E286E #8E7B28

square

#288E48 #283B8E #8E286E #8E7B28

split-complementary

#288E48 #7B288E #8E283B

monochromatic

#0D2F18 #1B5E30 #288E48 #35BE60 #5FD283

Accessibility & contrast

On white

4.16

#288E48 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.05

#288E48 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #288E48

5.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##288E48	#FFFFFF	#000000	##000000
##288E48	1.00	4.16	5.05	5.05
#FFFFFF	4.16	1.00	21.00	21.00
#000000	5.05	21.00	1.00	1.00
##000000	5.05	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8F8242

Deuteranopia (green-blind)

#83794D

Tritanopia (blue-blind)

#008B7D

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #288e48;
/* rgb */ color: rgb(40, 142, 72);
/* oklch */ color: oklch(57.2% 0.140 149.6);

Tailwind

colors: {
  custom: {
    50: '#71b07c',
    500: '#288e48',
    950: '#000000',
  },
}

SCSS

$custom: #288e48;
$custom-light: #71b07c;
$custom-dark: #000000;

JSON

{
  "hex": "#288e48",
  "rgb": {
    "r": 40,
    "g": 142,
    "b": 72
  },
  "hsl": {
    "h": 138.824,
    "s": 56.044,
    "l": 35.686
  },
  "oklch": {
    "l": 0.57224,
    "c": 0.1399,
    "h": 149.6
  },
  "luminance": 0.20265
}

Semantic roles & 50–950 ramp

primary

#288E48

secondary

#B75B9A

accent

#48B0DF

background

#F7FAF7

surface

#EDF5EE

border

#C8CFC9

text

#091109

muted

#7B807B

Preview Lab

Preview with #288E48

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

Preview Lab → · Contrast checker → · Palette generator →