#289A51#289A51

#289A51 is a mid, vivid green. Relative luminance 0.242; OKLCH L 60.7% C 0.148 H 150.8°. Best body text is #000000 at 5.83:1 contrast (WCAG AA passes).

Color values

HEX	#289A51
RGB	rgb(40, 154, 81)
HSL	hsl(142, 59%, 38%)
HSV	hsv(142, 74%, 60%)
CMYK	cmyk(74%, 0%, 47.4%, 39.6%)
CIE-LAB	lab(56.24, -47.87, 29.44)
CIE-LCH	lch(56.24, 56.20, 148.41°)
OKLab	oklab(60.66% -0.1288 0.0721)
OKLCH	oklch(60.66% 0.148 150.8)
XYZ	xyz(13.9147, 24.1548, 11.7120)
Luminance	0.2416 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#289A51 #9A2871

analogous

#389A28 #289A51 #289A8A

triadic

#289A51 #51289A #9A5128

tetradic

#289A51 #28389A #9A2871 #9A8A28

square

#289A51 #28389A #9A2871 #9A8A28

split-complementary

#289A51 #8A289A #9A2838

monochromatic

#0F391E #1B6937 #289A51 #35CA6B #65D78E

Accessibility & contrast

On white

3.60

#289A51 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.83

#289A51 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #289A51

5.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##289A51	#FFFFFF	#000000	##000000
##289A51	1.00	3.60	5.83	5.83
#FFFFFF	3.60	1.00	21.00	21.00
#000000	5.83	21.00	1.00	1.00
##000000	5.83	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9B8D4B

Deuteranopia (green-blind)

#8D8356

Tritanopia (blue-blind)

#009789

Achromatopsia (no color)

#878787

Design tokens & code

CSS

--color: #289a51;
/* rgb */ color: rgb(40, 154, 81);
/* oklch */ color: oklch(60.7% 0.148 150.8);

Tailwind

colors: {
  custom: {
    50: '#73b983',
    500: '#289a51',
    950: '#000000',
  },
}

SCSS

$custom: #289a51;
$custom-light: #73b983;
$custom-dark: #000000;

JSON

{
  "hex": "#289a51",
  "rgb": {
    "r": 40,
    "g": 154,
    "b": 81
  },
  "hsl": {
    "h": 141.579,
    "s": 58.763,
    "l": 38.039
  },
  "oklch": {
    "l": 0.60661,
    "c": 0.14759,
    "h": 150.8
  },
  "luminance": 0.24156
}

Semantic roles & 50–950 ramp

primary

#289A51

secondary

#BD619C

accent

#46AAE2

background

#F7FBF8

surface

#EDF6EF

border

#C8D0CA

text

#09110B

muted

#7B807C

Preview Lab

Preview with #289A51

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

Preview Lab → · Contrast checker → · Palette generator →