#288A4F#288A4F

#288A4F is a mid, vivid green. Relative luminance 0.192; OKLCH L 56.3% C 0.128 H 152.7°. Best body text is #000000 at 4.84:1 contrast (WCAG AA passes).

Color values

HEX	#288A4F
RGB	rgb(40, 138, 79)
HSL	hsl(144, 55%, 35%)
HSV	hsv(144, 71%, 54%)
CMYK	cmyk(71%, 0%, 42.8%, 45.9%)
CIE-LAB	lab(50.91, -42.01, 23.65)
CIE-LCH	lch(50.91, 48.21, 150.63°)
OKLab	oklab(56.25% -0.1133 0.0586)
OKLCH	oklch(56.25% 0.128 152.7)
XYZ	xyz(11.3739, 19.1913, 10.5005)
Luminance	0.1919 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#288A4F #8A2863

analogous

#328A28 #288A4F #288A80

triadic

#288A4F #4F288A #8A4F28

tetradic

#288A4F #28328A #8A2863 #8A8028

square

#288A4F #28328A #8A2863 #8A8028

split-complementary

#288A4F #80288A #8A2832

monochromatic

#0C2B19 #1A5B34 #288A4F #36B96A #5DD08A

Accessibility & contrast

On white

4.34

#288A4F on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.84

#288A4F on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #288A4F

4.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##288A4F	#FFFFFF	#000000	##000000
##288A4F	1.00	4.34	4.84	4.84
#FFFFFF	4.34	1.00	21.00	21.00
#000000	4.84	21.00	1.00	1.00
##000000	4.84	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8A7E4B

Deuteranopia (green-blind)

#7E7653

Tritanopia (blue-blind)

#00887B

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #288a4f;
/* rgb */ color: rgb(40, 138, 79);
/* oklch */ color: oklch(56.3% 0.128 152.7);

Tailwind

colors: {
  custom: {
    50: '#6fad81',
    500: '#288a4f',
    950: '#000000',
  },
}

SCSS

$custom: #288a4f;
$custom-light: #6fad81;
$custom-dark: #000000;

JSON

{
  "hex": "#288a4f",
  "rgb": {
    "r": 40,
    "g": 138,
    "b": 79
  },
  "hsl": {
    "h": 143.878,
    "s": 55.056,
    "l": 34.902
  },
  "oklch": {
    "l": 0.5625,
    "c": 0.12757,
    "h": 152.7
  },
  "luminance": 0.19193
}

Semantic roles & 50–950 ramp

primary

#288A4F

secondary

#B55990

accent

#49A3DE

background

#F7FAF7

surface

#EDF4EE

border

#C8CEC9

text

#08100A

muted

#7B7F7C

Preview Lab

Preview with #288A4F

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

Preview Lab → · Contrast checker → · Palette generator →