#289B4A#289B4A

#289B4A is a mid, vivid green. Relative luminance 0.244; OKLCH L 60.8% C 0.155 H 148.7°. Best body text is #000000 at 5.88:1 contrast (WCAG AA passes).

Color values

HEX	#289B4A
RGB	rgb(40, 155, 74)
HSL	hsl(138, 59%, 38%)
HSV	hsv(138, 74%, 61%)
CMYK	cmyk(74.2%, 0%, 52.3%, 39.2%)
CIE-LAB	lab(56.47, -49.39, 33.37)
CIE-LCH	lch(56.47, 59.60, 145.96°)
OKLab	oklab(60.82% -0.1329 0.0806)
OKLCH	oklch(60.82% 0.155 148.7)
XYZ	xyz(13.8314, 24.3866, 10.4554)
Luminance	0.2439 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#289B4A #9B2879

analogous

#3F9B28 #289B4A #289B83

triadic

#289B4A #4A289B #9B4A28

tetradic

#289B4A #283F9B #9B2879 #9B8328

square

#289B4A #283F9B #9B2879 #9B8328

split-complementary

#289B4A #83289B #9B283F

monochromatic

#0F3A1C #1B6A33 #289B4A #35CB62 #66D787

Accessibility & contrast

On white

3.57

#289B4A on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.88

#289B4A on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #289B4A

5.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##289B4A	#FFFFFF	#000000	##000000
##289B4A	1.00	3.57	5.88	5.88
#FFFFFF	3.57	1.00	21.00	21.00
#000000	5.88	21.00	1.00	1.00
##000000	5.88	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9C8D43

Deuteranopia (green-blind)

#8F8450

Tritanopia (blue-blind)

#009888

Achromatopsia (no color)

#878787

Design tokens & code

CSS

--color: #289b4a;
/* rgb */ color: rgb(40, 155, 74);
/* oklch */ color: oklch(60.8% 0.155 148.7);

Tailwind

colors: {
  custom: {
    50: '#73b97e',
    500: '#289b4a',
    950: '#000000',
  },
}

SCSS

$custom: #289b4a;
$custom-light: #73b97e;
$custom-dark: #000000;

JSON

{
  "hex": "#289b4a",
  "rgb": {
    "r": 40,
    "g": 155,
    "b": 74
  },
  "hsl": {
    "h": 137.739,
    "s": 58.974,
    "l": 38.235
  },
  "oklch": {
    "l": 0.6082,
    "c": 0.15542,
    "h": 148.7
  },
  "luminance": 0.24388
}

Semantic roles & 50–950 ramp

primary

#289B4A

secondary

#BD61A2

accent

#46B4E2

background

#F7FBF7

surface

#EEF6EE

border

#C9D0C9

text

#09120A

muted

#7B817C

Preview Lab

Preview with #289B4A

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

Preview Lab → · Contrast checker → · Palette generator →