#289F3D#289F3D

#289F3D is a mid, vivid green. Relative luminance 0.256; OKLCH L 61.7% C 0.172 H 145.7°. Best body text is #000000 at 6.12:1 contrast (WCAG AA passes).

Color values

HEX	#289F3D
RGB	rgb(40, 159, 61)
HSL	hsl(131, 60%, 39%)
HSV	hsv(131, 75%, 62%)
CMYK	cmyk(74.8%, 0%, 61.6%, 37.6%)
CIE-LAB	lab(57.64, -52.63, 41.13)
CIE-LCH	lch(57.64, 66.79, 142.00°)
OKLab	oklab(61.73% -0.1419 0.0967)
OKLCH	oklch(61.73% 0.172 145.7)
XYZ	xyz(14.1145, 25.5827, 8.6081)
Luminance	0.2558 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#289F3D #9F288A

analogous

#4F9F28 #289F3D #289F79

triadic

#289F3D #3D289F #9F3D28

tetradic

#289F3D #284F9F #9F288A #9F7928

square

#289F3D #284F9F #9F288A #9F7928

split-complementary

#289F3D #79289F #9F284F

monochromatic

#0F3D17 #1C6E2A #289F3D #37CD52 #68D97C

Accessibility & contrast

On white

3.43

#289F3D on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.12

#289F3D on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #289F3D

6.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##289F3D	#FFFFFF	#000000	##000000
##289F3D	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)

#A19032

Deuteranopia (green-blind)

#948745

Tritanopia (blue-blind)

#009B8A

Achromatopsia (no color)

#8A8A8A

Design tokens & code

CSS

--color: #289f3d;
/* rgb */ color: rgb(40, 159, 61);
/* oklch */ color: oklch(61.7% 0.172 145.7);

Tailwind

colors: {
  custom: {
    50: '#75bc76',
    500: '#289f3d',
    950: '#000000',
  },
}

SCSS

$custom: #289f3d;
$custom-light: #75bc76;
$custom-dark: #000000;

JSON

{
  "hex": "#289f3d",
  "rgb": {
    "r": 40,
    "g": 159,
    "b": 61
  },
  "hsl": {
    "h": 130.588,
    "s": 59.799,
    "l": 39.02
  },
  "oklch": {
    "l": 0.61735,
    "c": 0.17173,
    "h": 145.7
  },
  "luminance": 0.25584
}

Semantic roles & 50–950 ramp

primary

#289F3D

secondary

#BF64AF

accent

#45C7E3

background

#F7FBF7

surface

#EEF7ED

border

#C9D0C8

text

#0A1209

muted

#7C817B

Preview Lab

Preview with #289F3D

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

Preview Lab → · Contrast checker → · Palette generator →