#289E37#289E37

#289E37 is a mid, vivid green. Relative luminance 0.252; OKLCH L 61.4% C 0.175 H 144.8°. Best body text is #000000 at 6.04:1 contrast (WCAG AA passes).

Color values

HEX	#289E37
RGB	rgb(40, 158, 55)
HSL	hsl(128, 60%, 39%)
HSV	hsv(128, 75%, 62%)
CMYK	cmyk(74.7%, 0%, 65.2%, 38%)
CIE-LAB	lab(57.25, -53.00, 43.42)
CIE-LCH	lch(57.25, 68.51, 140.67°)
OKLab	oklab(61.39% -0.1432 0.101)
OKLCH	oklch(61.39% 0.175 144.8)
XYZ	xyz(13.7906, 25.1791, 7.7469)
Luminance	0.2518 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#289E37 #9E288F

analogous

#549E28 #289E37 #289E72

triadic

#289E37 #37289E #9E3728

tetradic

#289E37 #28549E #9E288F #9E7228

square

#289E37 #28549E #9E288F #9E7228

split-complementary

#289E37 #72289E #9E2854

monochromatic

#0F3C15 #1C6D26 #289E37 #37CC4A #68D976

Accessibility & contrast

On white

3.48

#289E37 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.04

#289E37 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #289E37

6.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##289E37	#FFFFFF	#000000	##000000
##289E37	1.00	3.48	6.04	6.04
#FFFFFF	3.48	1.00	21.00	21.00
#000000	6.04	21.00	1.00	1.00
##000000	6.04	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A18F2B

Deuteranopia (green-blind)

#938640

Tritanopia (blue-blind)

#009A88

Achromatopsia (no color)

#898989

Design tokens & code

CSS

--color: #289e37;
/* rgb */ color: rgb(40, 158, 55);
/* oklch */ color: oklch(61.4% 0.175 144.8);

Tailwind

colors: {
  custom: {
    50: '#75bc72',
    500: '#289e37',
    950: '#000000',
  },
}

SCSS

$custom: #289e37;
$custom-light: #75bc72;
$custom-dark: #000000;

JSON

{
  "hex": "#289e37",
  "rgb": {
    "r": 40,
    "g": 158,
    "b": 55
  },
  "hsl": {
    "h": 127.627,
    "s": 59.596,
    "l": 38.824
  },
  "oklch": {
    "l": 0.61394,
    "c": 0.1752,
    "h": 144.8
  },
  "luminance": 0.25181
}

Semantic roles & 50–950 ramp

primary

#289E37

secondary

#BF63B3

accent

#45CFE3

background

#F7FBF7

surface

#EEF6ED

border

#C9D0C8

text

#0A1208

muted

#7C817B

Preview Lab

Preview with #289E37

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

Preview Lab → · Contrast checker → · Palette generator →