#289D2B#289D2B

#289D2B is a mid, vivid green. Relative luminance 0.247; OKLCH L 61.0% C 0.182 H 143.2°. Best body text is #000000 at 5.95:1 contrast (WCAG AA passes).

Color values

HEX	#289D2B
RGB	rgb(40, 157, 43)
HSL	hsl(122, 59%, 39%)
HSV	hsv(122, 75%, 62%)
CMYK	cmyk(74.5%, 0%, 72.6%, 38.4%)
CIE-LAB	lab(56.82, -53.86, 47.97)
CIE-LCH	lch(56.82, 72.12, 138.31°)
OKLab	oklab(61.01% -0.1461 0.1092)
OKLCH	oklch(61.01% 0.182 143.2)
XYZ	xyz(13.3673, 24.7380, 6.3555)
Luminance	0.2474 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#289D2B #9D289A

analogous

#5F9D28 #289D2B #289D65

triadic

#289D2B #2B289D #9D2B28

tetradic

#289D2B #285F9D #9D289A #9D6528

square

#289D2B #285F9D #9D289A #9D6528

split-complementary

#289D2B #65289D #9D285F

monochromatic

#0F3B10 #1C6C1E #289D2B #36CC3A #67D86A

Accessibility & contrast

On white

3.53

#289D2B on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.95

#289D2B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #289D2B

5.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##289D2B	#FFFFFF	#000000	##000000
##289D2B	1.00	3.53	5.95	5.95
#FFFFFF	3.53	1.00	21.00	21.00
#000000	5.95	21.00	1.00	1.00
##000000	5.95	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A08E18

Deuteranopia (green-blind)

#938537

Tritanopia (blue-blind)

#009887

Achromatopsia (no color)

#888888

Design tokens & code

CSS

--color: #289d2b;
/* rgb */ color: rgb(40, 157, 43);
/* oklch */ color: oklch(61.0% 0.182 143.2);

Tailwind

colors: {
  custom: {
    50: '#75bb6b',
    500: '#289d2b',
    950: '#000000',
  },
}

SCSS

$custom: #289d2b;
$custom-light: #75bb6b;
$custom-dark: #000000;

JSON

{
  "hex": "#289d2b",
  "rgb": {
    "r": 40,
    "g": 157,
    "b": 43
  },
  "hsl": {
    "h": 121.538,
    "s": 59.391,
    "l": 38.627
  },
  "oklch": {
    "l": 0.61005,
    "c": 0.18234,
    "h": 143.2
  },
  "luminance": 0.24739
}

Semantic roles & 50–950 ramp

primary

#289D2B

secondary

#BE62BC

accent

#45DFE3

background

#F7FBF6

surface

#EEF6EC

border

#C9D0C7

text

#0A1207

muted

#7C817A

Preview Lab

Preview with #289D2B

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

Preview Lab → · Contrast checker → · Palette generator →