#288B35#288B35

#288B35 is a mid, vivid green. Relative luminance 0.192; OKLCH L 56.1% C 0.153 H 145.2°. Best body text is #000000 at 4.83:1 contrast (WCAG AA passes).

Color values

HEX	#288B35
RGB	rgb(40, 139, 53)
HSL	hsl(128, 55%, 35%)
HSV	hsv(128, 71%, 55%)
CMYK	cmyk(71.2%, 0%, 61.9%, 45.5%)
CIE-LAB	lab(50.89, -46.51, 37.15)
CIE-LCH	lch(50.89, 59.53, 141.38°)
OKLab	oklab(56.12% -0.1257 0.0874)
OKLCH	oklch(56.12% 0.153 145.2)
XYZ	xyz(10.7496, 19.1722, 6.5016)
Luminance	0.1917 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#288B35 #8B287E

analogous

#4C8B28 #288B35 #288B67

triadic

#288B35 #35288B #8B3528

tetradic

#288B35 #284C8B #8B287E #8B6728

square

#288B35 #284C8B #8B287E #8B6728

split-complementary

#288B35 #67288B #8B284C

monochromatic

#0D2C11 #1A5B23 #288B35 #36BB47 #5DD06C

Accessibility & contrast

On white

4.34

#288B35 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.83

#288B35 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #288B35

4.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##288B35	#FFFFFF	#000000	##000000
##288B35	1.00	4.34	4.83	4.83
#FFFFFF	4.34	1.00	21.00	21.00
#000000	4.83	21.00	1.00	1.00
##000000	4.83	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8D7E2C

Deuteranopia (green-blind)

#82763C

Tritanopia (blue-blind)

#028778

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #288b35;
/* rgb */ color: rgb(40, 139, 53);
/* oklch */ color: oklch(56.1% 0.153 145.2);

Tailwind

colors: {
  custom: {
    50: '#71ae6f',
    500: '#288b35',
    950: '#000000',
  },
}

SCSS

$custom: #288b35;
$custom-light: #71ae6f;
$custom-dark: #000000;

JSON

{
  "hex": "#288b35",
  "rgb": {
    "r": 40,
    "g": 139,
    "b": 53
  },
  "hsl": {
    "h": 127.879,
    "s": 55.307,
    "l": 35.098
  },
  "oklch": {
    "l": 0.56115,
    "c": 0.15307,
    "h": 145.2
  },
  "luminance": 0.19173
}

Semantic roles & 50–950 ramp

primary

#288B35

secondary

#B659AA

accent

#49CBDF

background

#F7FAF6

surface

#EDF4EC

border

#C8CEC7

text

#091007

muted

#7B7F7A

Preview Lab

Preview with #288B35

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

Preview Lab → · Contrast checker → · Palette generator →