#288F50#288F50

#288F50 is a mid, vivid green. Relative luminance 0.207; OKLCH L 57.6% C 0.134 H 152.1°. Best body text is #000000 at 5.13:1 contrast (WCAG AA passes).

Color values

HEX	#288F50
RGB	rgb(40, 143, 80)
HSL	hsl(143, 56%, 36%)
HSV	hsv(143, 72%, 56%)
CMYK	cmyk(72%, 0%, 44.1%, 43.9%)
CIE-LAB	lab(52.59, -43.81, 25.29)
CIE-LCH	lch(52.59, 50.59, 150.01°)
OKLab	oklab(57.64% -0.1181 0.0625)
OKLCH	oklch(57.64% 0.134 152.1)
XYZ	xyz(12.1445, 20.6739, 10.9383)
Luminance	0.2067 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#288F50 #8F2867

analogous

#338F28 #288F50 #288F83

triadic

#288F50 #50288F #8F5028

tetradic

#288F50 #28338F #8F2867 #8F8328

square

#288F50 #28338F #8F2867 #8F8328

split-complementary

#288F50 #83288F #8F2833

monochromatic

#0D2F1A #1B5F35 #288F50 #35BF6B #5FD28C

Accessibility & contrast

On white

4.09

#288F50 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.13

#288F50 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #288F50

5.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##288F50	#FFFFFF	#000000	##000000
##288F50	1.00	4.09	5.13	5.13
#FFFFFF	4.09	1.00	21.00	21.00
#000000	5.13	21.00	1.00	1.00
##000000	5.13	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8F834B

Deuteranopia (green-blind)

#837A54

Tritanopia (blue-blind)

#008D80

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #288f50;
/* rgb */ color: rgb(40, 143, 80);
/* oklch */ color: oklch(57.6% 0.134 152.1);

Tailwind

colors: {
  custom: {
    50: '#71b182',
    500: '#288f50',
    950: '#000000',
  },
}

SCSS

$custom: #288f50;
$custom-light: #71b182;
$custom-dark: #000000;

JSON

{
  "hex": "#288f50",
  "rgb": {
    "r": 40,
    "g": 143,
    "b": 80
  },
  "hsl": {
    "h": 143.301,
    "s": 56.284,
    "l": 35.882
  },
  "oklch": {
    "l": 0.57641,
    "c": 0.13356,
    "h": 152.1
  },
  "luminance": 0.20675
}

Semantic roles & 50–950 ramp

primary

#288F50

secondary

#B85B94

accent

#48A5E0

background

#F7FBF8

surface

#EDF6EF

border

#C8D0CA

text

#09110A

muted

#7B807C

Preview Lab

Preview with #288F50

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

Preview Lab → · Contrast checker → · Palette generator →