#289F5A#289F5A

#289F5A is a light, vivid green. Relative luminance 0.260; OKLCH L 62.2% C 0.146 H 152.8°. Best body text is #000000 at 6.20:1 contrast (WCAG AA passes).

Color values

HEX	#289F5A
RGB	rgb(40, 159, 90)
HSL	hsl(145, 60%, 39%)
HSV	hsv(145, 75%, 62%)
CMYK	cmyk(74.8%, 0%, 43.4%, 37.6%)
CIE-LAB	lab(58.02, -48.16, 26.94)
CIE-LCH	lch(58.02, 55.18, 150.77°)
OKLab	oklab(62.18% -0.1296 0.0666)
OKLCH	oklch(62.18% 0.146 152.8)
XYZ	xyz(15.1173, 25.9838, 13.8895)
Luminance	0.2599 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#289F5A #9F286D

analogous

#329F28 #289F5A #289F96

triadic

#289F5A #5A289F #9F5A28

tetradic

#289F5A #28329F #9F286D #9F9628

square

#289F5A #28329F #9F286D #9F9628

split-complementary

#289F5A #96289F #9F2832

monochromatic

#0F3D23 #1C6E3E #289F5A #37CD76 #68D998

Accessibility & contrast

On white

3.39

#289F5A on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.20

#289F5A on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #289F5A

6.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##289F5A	#FFFFFF	#000000	##000000
##289F5A	1.00	3.39	6.20	6.20
#FFFFFF	3.39	1.00	21.00	21.00
#000000	6.20	21.00	1.00	1.00
##000000	6.20	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9F9155

Deuteranopia (green-blind)

#91875F

Tritanopia (blue-blind)

#009D8E

Achromatopsia (no color)

#8B8B8B

Design tokens & code

CSS

--color: #289f5a;
/* rgb */ color: rgb(40, 159, 90);
/* oklch */ color: oklch(62.2% 0.146 152.8);

Tailwind

colors: {
  custom: {
    50: '#74bc89',
    500: '#289f5a',
    950: '#000000',
  },
}

SCSS

$custom: #289f5a;
$custom-light: #74bc89;
$custom-dark: #000000;

JSON

{
  "hex": "#289f5a",
  "rgb": {
    "r": 40,
    "g": 159,
    "b": 90
  },
  "hsl": {
    "h": 145.21,
    "s": 59.799,
    "l": 39.02
  },
  "oklch": {
    "l": 0.62177,
    "c": 0.14577,
    "h": 152.8
  },
  "luminance": 0.25986
}

Semantic roles & 50–950 ramp

primary

#289F5A

secondary

#BF6499

accent

#45A1E3

background

#F7FBF8

surface

#EEF6F0

border

#C9D0CB

text

#09120B

muted

#7B817C

Preview Lab

Preview with #289F5A

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

Preview Lab → · Contrast checker → · Palette generator →