#289E2B#289E2B

#289E2B is a mid, vivid green. Relative luminance 0.251; OKLCH L 61.3% C 0.183 H 143.2°. Best body text is #000000 at 6.02:1 contrast (WCAG AA passes).

Color values

HEX	#289E2B
RGB	rgb(40, 158, 43)
HSL	hsl(122, 60%, 39%)
HSV	hsv(122, 75%, 62%)
CMYK	cmyk(74.7%, 0%, 72.8%, 38%)
CIE-LAB	lab(57.15, -54.19, 48.31)
CIE-LCH	lch(57.15, 72.60, 138.28°)
OKLab	oklab(61.28% -0.147 0.1099)
OKLCH	oklch(61.28% 0.184 143.2)
XYZ	xyz(13.5371, 25.0777, 6.4121)
Luminance	0.2508 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#289E2B #9E289B

analogous

#609E28 #289E2B #289E66

triadic

#289E2B #2B289E #9E2B28

tetradic

#289E2B #28609E #9E289B #9E6628

square

#289E2B #28609E #9E289B #9E6628

split-complementary

#289E2B #66289E #9E2860

monochromatic

#0F3C10 #1C6D1E #289E2B #37CC3B #68D96B

Accessibility & contrast

On white

3.49

#289E2B on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.02

#289E2B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #289E2B

6.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##289E2B	#FFFFFF	#000000	##000000
##289E2B	1.00	3.49	6.02	6.02
#FFFFFF	3.49	1.00	21.00	21.00
#000000	6.02	21.00	1.00	1.00
##000000	6.02	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A18F18

Deuteranopia (green-blind)

#948637

Tritanopia (blue-blind)

#009987

Achromatopsia (no color)

#898989

Design tokens & code

CSS

--color: #289e2b;
/* rgb */ color: rgb(40, 158, 43);
/* oklch */ color: oklch(61.3% 0.183 143.2);

Tailwind

colors: {
  custom: {
    50: '#76bc6b',
    500: '#289e2b',
    950: '#000000',
  },
}

SCSS

$custom: #289e2b;
$custom-light: #76bc6b;
$custom-dark: #000000;

JSON

{
  "hex": "#289e2b",
  "rgb": {
    "r": 40,
    "g": 158,
    "b": 43
  },
  "hsl": {
    "h": 121.525,
    "s": 59.596,
    "l": 38.824
  },
  "oklch": {
    "l": 0.6128,
    "c": 0.1835,
    "h": 143.2
  },
  "luminance": 0.25079
}

Semantic roles & 50–950 ramp

primary

#289E2B

secondary

#BF63BC

accent

#45DFE3

background

#F7FBF6

surface

#EEF6EC

border

#C9D0C7

text

#0A1207

muted

#7C817A

Preview Lab

Preview with #289E2B

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

Preview Lab → · Contrast checker → · Palette generator →