#288B1C#288B1C

#288B1C is a mid, vivid green. Relative luminance 0.190; OKLCH L 55.9% C 0.170 H 141.6°. Best body text is #000000 at 4.80:1 contrast (WCAG AA passes).

Color values

HEX	#288B1C
RGB	rgb(40, 139, 28)
HSL	hsl(114, 66%, 33%)
HSV	hsv(114, 80%, 55%)
CMYK	cmyk(71.2%, 0%, 79.9%, 45.5%)
CIE-LAB	lab(50.69, -48.93, 47.28)
CIE-LCH	lch(50.69, 68.04, 135.98°)
OKLab	oklab(55.88% -0.1335 0.1057)
OKLCH	oklch(55.88% 0.17 141.6)
XYZ	xyz(10.3167, 18.9991, 4.2219)
Luminance	0.1900 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#288B1C #7F1C8B

analogous

#5F8B1C #288B1C #1C8B48

triadic

#288B1C #1C288B #8B1C28

tetradic

#288B1C #1C5F8B #7F1C8B #8B481C

square

#288B1C #1C5F8B #7F1C8B #8B481C

split-complementary

#288B1C #481C8B #8B1C5F

monochromatic

#0B2507 #195812 #288B1C #37BE26 #57DA47

Accessibility & contrast

On white

4.38

#288B1C on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.80

#288B1C on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #288B1C

4.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##288B1C	#FFFFFF	#000000	##000000
##288B1C	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)

#8F7D00

Deuteranopia (green-blind)

#837629

Tritanopia (blue-blind)

#0F8776

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #288b1c;
/* rgb */ color: rgb(40, 139, 28);
/* oklch */ color: oklch(55.9% 0.170 141.6);

Tailwind

colors: {
  custom: {
    50: '#72ae62',
    500: '#288b1c',
    950: '#000000',
  },
}

SCSS

$custom: #288b1c;
$custom-light: #72ae62;
$custom-dark: #000000;

JSON

{
  "hex": "#288b1c",
  "rgb": {
    "r": 40,
    "g": 139,
    "b": 28
  },
  "hsl": {
    "h": 113.514,
    "s": 66.467,
    "l": 32.745
  },
  "oklch": {
    "l": 0.55883,
    "c": 0.17022,
    "h": 141.6
  },
  "luminance": 0.19
}

Semantic roles & 50–950 ramp

primary

#288B1C

secondary

#AF47BC

accent

#3EE9D7

background

#F7FAF6

surface

#EDF4EB

border

#C8CEC6

text

#091005

muted

#7B7F7A

Preview Lab

Preview with #288B1C

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

Preview Lab → · Contrast checker → · Palette generator →