#289F40#289F40

#289F40 is a mid, vivid green. Relative luminance 0.256; OKLCH L 61.8% C 0.169 H 146.3°. Best body text is #000000 at 6.12:1 contrast (WCAG AA passes).

Color values

HEX	#289F40
RGB	rgb(40, 159, 64)
HSL	hsl(132, 60%, 39%)
HSV	hsv(132, 75%, 62%)
CMYK	cmyk(74.8%, 0%, 59.7%, 37.6%)
CIE-LAB	lab(57.67, -52.25, 39.75)
CIE-LCH	lch(57.67, 65.65, 142.74°)
OKLab	oklab(61.77% -0.1408 0.094)
OKLCH	oklch(61.77% 0.169 146.3)
XYZ	xyz(14.1976, 25.6159, 9.0456)
Luminance	0.2562 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#289F40 #9F2887

analogous

#4C9F28 #289F40 #289F7C

triadic

#289F40 #40289F #9F4028

tetradic

#289F40 #284C9F #9F2887 #9F7C28

square

#289F40 #284C9F #9F2887 #9F7C28

split-complementary

#289F40 #7C289F #9F284C

monochromatic

#0F3D19 #1C6E2C #289F40 #37CD56 #68D97F

Accessibility & contrast

On white

3.43

#289F40 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.12

#289F40 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #289F40

6.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##289F40	#FFFFFF	#000000	##000000
##289F40	1.00	3.43	6.12	6.12
#FFFFFF	3.43	1.00	21.00	21.00
#000000	6.12	21.00	1.00	1.00
##000000	6.12	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A19036

Deuteranopia (green-blind)

#948748

Tritanopia (blue-blind)

#009B8A

Achromatopsia (no color)

#8B8B8B

Design tokens & code

CSS

--color: #289f40;
/* rgb */ color: rgb(40, 159, 64);
/* oklch */ color: oklch(61.8% 0.169 146.3);

Tailwind

colors: {
  custom: {
    50: '#75bc78',
    500: '#289f40',
    950: '#000000',
  },
}

SCSS

$custom: #289f40;
$custom-light: #75bc78;
$custom-dark: #000000;

JSON

{
  "hex": "#289f40",
  "rgb": {
    "r": 40,
    "g": 159,
    "b": 64
  },
  "hsl": {
    "h": 132.101,
    "s": 59.799,
    "l": 39.02
  },
  "oklch": {
    "l": 0.61772,
    "c": 0.16929,
    "h": 146.3
  },
  "luminance": 0.25618
}

Semantic roles & 50–950 ramp

primary

#289F40

secondary

#BF64AD

accent

#45C3E3

background

#F7FBF7

surface

#EEF7ED

border

#C9D0C8

text

#0A1209

muted

#7C817B

Preview Lab

Preview with #289F40

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

Preview Lab → · Contrast checker → · Palette generator →