#288C33#288C33

#288C33 is a mid, vivid green. Relative luminance 0.194; OKLCH L 56.4% C 0.156 H 144.8°. Best body text is #000000 at 4.89:1 contrast (WCAG AA passes).

Color values

HEX	#288C33
RGB	rgb(40, 140, 51)
HSL	hsl(127, 56%, 35%)
HSV	hsv(127, 71%, 55%)
CMYK	cmyk(71.4%, 0%, 63.6%, 45.1%)
CIE-LAB	lab(51.20, -47.12, 38.46)
CIE-LCH	lch(51.20, 60.83, 140.78°)
OKLab	oklab(56.37% -0.1274 0.09)
OKLCH	oklch(56.37% 0.156 144.8)
XYZ	xyz(10.8500, 19.4451, 6.3128)
Luminance	0.1945 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#288C33 #8C2881

analogous

#4F8C28 #288C33 #288C65

triadic

#288C33 #33288C #8C3328

tetradic

#288C33 #284F8C #8C2881 #8C6528

square

#288C33 #284F8C #8C2881 #8C6528

split-complementary

#288C33 #65288C #8C284F

monochromatic

#0D2D10 #1A5C22 #288C33 #36BC44 #5ED16A

Accessibility & contrast

On white

4.30

#288C33 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.89

#288C33 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #288C33

4.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##288C33	#FFFFFF	#000000	##000000
##288C33	1.00	4.30	4.89	4.89
#FFFFFF	4.30	1.00	21.00	21.00
#000000	4.89	21.00	1.00	1.00
##000000	4.89	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8E7F29

Deuteranopia (green-blind)

#83773B

Tritanopia (blue-blind)

#028879

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #288c33;
/* rgb */ color: rgb(40, 140, 51);
/* oklch */ color: oklch(56.4% 0.156 144.8);

Tailwind

colors: {
  custom: {
    50: '#71af6e',
    500: '#288c33',
    950: '#000000',
  },
}

SCSS

$custom: #288c33;
$custom-light: #71af6e;
$custom-dark: #000000;

JSON

{
  "hex": "#288c33",
  "rgb": {
    "r": 40,
    "g": 140,
    "b": 51
  },
  "hsl": {
    "h": 126.6,
    "s": 55.556,
    "l": 35.294
  },
  "oklch": {
    "l": 0.5637,
    "c": 0.156,
    "h": 144.8
  },
  "luminance": 0.19446
}

Semantic roles & 50–950 ramp

primary

#288C33

secondary

#B65AAC

accent

#49CEDF

background

#F7FAF6

surface

#EDF4EC

border

#C8CEC7

text

#091007

muted

#7B7F7A

Preview Lab

Preview with #288C33

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

Preview Lab → · Contrast checker → · Palette generator →