#288F52#288F52

#288F52 is a mid, vivid green. Relative luminance 0.207; OKLCH L 57.7% C 0.132 H 152.8°. Best body text is #000000 at 5.14:1 contrast (WCAG AA passes).

Color values

HEX	#288F52
RGB	rgb(40, 143, 82)
HSL	hsl(144, 56%, 36%)
HSV	hsv(144, 72%, 56%)
CMYK	cmyk(72%, 0%, 42.7%, 43.9%)
CIE-LAB	lab(52.62, -43.44, 24.24)
CIE-LCH	lch(52.62, 49.74, 150.84°)
OKLab	oklab(57.68% -0.1171 0.0601)
OKLCH	oklch(57.68% 0.132 152.8)
XYZ	xyz(12.2195, 20.7039, 11.3333)
Luminance	0.2071 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#288F52 #8F2865

analogous

#318F28 #288F52 #288F85

triadic

#288F52 #52288F #8F5228

tetradic

#288F52 #28318F #8F2865 #8F8528

square

#288F52 #28318F #8F2865 #8F8528

split-complementary

#288F52 #85288F #8F2831

monochromatic

#0D2F1B #1B5F37 #288F52 #35BF6D #5FD28E

Accessibility & contrast

On white

4.08

#288F52 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.14

#288F52 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #288F52

5.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##288F52	#FFFFFF	#000000	##000000
##288F52	1.00	4.08	5.14	5.14
#FFFFFF	4.08	1.00	21.00	21.00
#000000	5.14	21.00	1.00	1.00
##000000	5.14	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8F834E

Deuteranopia (green-blind)

#827A56

Tritanopia (blue-blind)

#008D80

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #288f52;
/* rgb */ color: rgb(40, 143, 82);
/* oklch */ color: oklch(57.7% 0.132 152.8);

Tailwind

colors: {
  custom: {
    50: '#71b183',
    500: '#288f52',
    950: '#000000',
  },
}

SCSS

$custom: #288f52;
$custom-light: #71b183;
$custom-dark: #000000;

JSON

{
  "hex": "#288f52",
  "rgb": {
    "r": 40,
    "g": 143,
    "b": 82
  },
  "hsl": {
    "h": 144.466,
    "s": 56.284,
    "l": 35.882
  },
  "oklch": {
    "l": 0.57679,
    "c": 0.13162,
    "h": 152.8
  },
  "luminance": 0.20705
}

Semantic roles & 50–950 ramp

primary

#288F52

secondary

#B85B92

accent

#48A2E0

background

#F7FBF8

surface

#EDF6EF

border

#C8D0CA

text

#09110A

muted

#7B807C

Preview Lab

Preview with #288F52

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

Preview Lab → · Contrast checker → · Palette generator →