#288A3E#288A3E

#288A3E is a mid, vivid green. Relative luminance 0.190; OKLCH L 56.0% C 0.144 H 147.3°. Best body text is #000000 at 4.80:1 contrast (WCAG AA passes).

Color values

HEX	#288A3E
RGB	rgb(40, 138, 62)
HSL	hsl(133, 55%, 35%)
HSV	hsv(133, 71%, 54%)
CMYK	cmyk(71%, 0%, 55.1%, 45.9%)
CIE-LAB	lab(50.66, -44.90, 32.41)
CIE-LCH	lch(50.66, 55.37, 144.18°)
OKLab	oklab(55.96% -0.121 0.0778)
OKLCH	oklch(55.96% 0.144 147.3)
XYZ	xyz(10.8323, 18.9747, 7.6481)
Luminance	0.1898 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#288A3E #8A2874

analogous

#438A28 #288A3E #288A6F

triadic

#288A3E #3E288A #8A3E28

tetradic

#288A3E #28438A #8A2874 #8A6F28

square

#288A3E #28438A #8A2874 #8A6F28

split-complementary

#288A3E #6F288A #8A2843

monochromatic

#0C2B13 #1A5B29 #288A3E #36B953 #5DD076

Accessibility & contrast

On white

4.38

#288A3E on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.80

#288A3E on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #288A3E

4.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##288A3E	#FFFFFF	#000000	##000000
##288A3E	1.00	4.38	4.80	4.80
#FFFFFF	4.38	1.00	21.00	21.00
#000000	4.80	21.00	1.00	1.00
##000000	4.80	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8C7E37

Deuteranopia (green-blind)

#807544

Tritanopia (blue-blind)

#008779

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #288a3e;
/* rgb */ color: rgb(40, 138, 62);
/* oklch */ color: oklch(56.0% 0.144 147.3);

Tailwind

colors: {
  custom: {
    50: '#70ad75',
    500: '#288a3e',
    950: '#000000',
  },
}

SCSS

$custom: #288a3e;
$custom-light: #70ad75;
$custom-dark: #000000;

JSON

{
  "hex": "#288a3e",
  "rgb": {
    "r": 40,
    "g": 138,
    "b": 62
  },
  "hsl": {
    "h": 133.469,
    "s": 55.056,
    "l": 34.902
  },
  "oklch": {
    "l": 0.55959,
    "c": 0.14386,
    "h": 147.3
  },
  "luminance": 0.18976
}

Semantic roles & 50–950 ramp

primary

#288A3E

secondary

#B559A0

accent

#49BDDE

background

#F7FAF7

surface

#EDF4ED

border

#C8CEC8

text

#081008

muted

#7B7F7B

Preview Lab

Preview with #288A3E

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

Preview Lab → · Contrast checker → · Palette generator →