#289C40#289C40

#289C40 is a mid, vivid green. Relative luminance 0.246; OKLCH L 61.0% C 0.166 H 146.5°. Best body text is #000000 at 5.92:1 contrast (WCAG AA passes).

Color values

HEX	#289C40
RGB	rgb(40, 156, 64)
HSL	hsl(132, 59%, 38%)
HSV	hsv(132, 74%, 61%)
CMYK	cmyk(74.4%, 0%, 59%, 38.8%)
CIE-LAB	lab(56.68, -51.20, 38.59)
CIE-LCH	lch(56.68, 64.11, 142.99°)
OKLab	oklab(60.95% -0.1379 0.0915)
OKLCH	oklch(60.95% 0.166 146.5)
XYZ	xyz(13.6880, 24.5967, 8.8757)
Luminance	0.2460 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#289C40 #9C2884

analogous

#4A9C28 #289C40 #289C7A

triadic

#289C40 #40289C #9C4028

tetradic

#289C40 #284A9C #9C2884 #9C7A28

square

#289C40 #284A9C #9C2884 #9C7A28

split-complementary

#289C40 #7A289C #9C284A

monochromatic

#0F3B18 #1C6B2C #289C40 #36CB55 #67D87E

Accessibility & contrast

On white

3.55

#289C40 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.92

#289C40 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #289C40

5.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##289C40	#FFFFFF	#000000	##000000
##289C40	1.00	3.55	5.92	5.92
#FFFFFF	3.55	1.00	21.00	21.00
#000000	5.92	21.00	1.00	1.00
##000000	5.92	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9E8E37

Deuteranopia (green-blind)

#918447

Tritanopia (blue-blind)

#009888

Achromatopsia (no color)

#888888

Design tokens & code

CSS

--color: #289c40;
/* rgb */ color: rgb(40, 156, 64);
/* oklch */ color: oklch(61.0% 0.166 146.5);

Tailwind

colors: {
  custom: {
    50: '#74ba78',
    500: '#289c40',
    950: '#000000',
  },
}

SCSS

$custom: #289c40;
$custom-light: #74ba78;
$custom-dark: #000000;

JSON

{
  "hex": "#289c40",
  "rgb": {
    "r": 40,
    "g": 156,
    "b": 64
  },
  "hsl": {
    "h": 132.414,
    "s": 59.184,
    "l": 38.431
  },
  "oklch": {
    "l": 0.60952,
    "c": 0.16551,
    "h": 146.5
  },
  "luminance": 0.24598
}

Semantic roles & 50–950 ramp

primary

#289C40

secondary

#BE62AB

accent

#45C2E2

background

#F7FBF7

surface

#EEF6ED

border

#C9D0C8

text

#091209

muted

#7B817B

Preview Lab

Preview with #289C40

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

Preview Lab → · Contrast checker → · Palette generator →