#289D5A#289D5A

#289D5A is a mid, vivid green. Relative luminance 0.253; OKLCH L 61.6% C 0.143 H 153.1°. Best body text is #000000 at 6.06:1 contrast (WCAG AA passes).

Color values

HEX	#289D5A
RGB	rgb(40, 157, 90)
HSL	hsl(146, 59%, 39%)
HSV	hsv(146, 75%, 62%)
CMYK	cmyk(74.5%, 0%, 42.7%, 38.4%)
CIE-LAB	lab(57.37, -47.39, 26.09)
CIE-LCH	lch(57.37, 54.10, 151.16°)
OKLab	oklab(61.64% -0.1277 0.0646)
OKLCH	oklch(61.64% 0.143 153.1)
XYZ	xyz(14.7762, 25.3015, 13.7758)
Luminance	0.2530 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#289D5A #9D286B

analogous

#309D28 #289D5A #289D94

triadic

#289D5A #5A289D #9D5A28

tetradic

#289D5A #28309D #9D286B #9D9428

square

#289D5A #28309D #9D286B #9D9428

split-complementary

#289D5A #94289D #9D2830

monochromatic

#0F3B22 #1C6C3E #289D5A #36CC76 #67D897

Accessibility & contrast

On white

3.47

#289D5A on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.06

#289D5A on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #289D5A

6.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##289D5A	#FFFFFF	#000000	##000000
##289D5A	1.00	3.47	6.06	6.06
#FFFFFF	3.47	1.00	21.00	21.00
#000000	6.06	21.00	1.00	1.00
##000000	6.06	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9D9055

Deuteranopia (green-blind)

#8F865F

Tritanopia (blue-blind)

#009B8C

Achromatopsia (no color)

#8A8A8A

Design tokens & code

CSS

--color: #289d5a;
/* rgb */ color: rgb(40, 157, 90);
/* oklch */ color: oklch(61.6% 0.143 153.1);

Tailwind

colors: {
  custom: {
    50: '#74bb89',
    500: '#289d5a',
    950: '#000000',
  },
}

SCSS

$custom: #289d5a;
$custom-light: #74bb89;
$custom-dark: #000000;

JSON

{
  "hex": "#289d5a",
  "rgb": {
    "r": 40,
    "g": 157,
    "b": 90
  },
  "hsl": {
    "h": 145.641,
    "s": 59.391,
    "l": 38.627
  },
  "oklch": {
    "l": 0.61637,
    "c": 0.14308,
    "h": 153.1
  },
  "luminance": 0.25303
}

Semantic roles & 50–950 ramp

primary

#289D5A

secondary

#BE6297

accent

#459FE3

background

#F7FBF8

surface

#EEF6F0

border

#C9D0CB

text

#09120B

muted

#7B817C

Preview Lab

Preview with #289D5A

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

Preview Lab → · Contrast checker → · Palette generator →