#289F2D#289F2D

#289F2D is a mid, vivid green. Relative luminance 0.254; OKLCH L 61.6% C 0.183 H 143.4°. Best body text is #000000 at 6.09:1 contrast (WCAG AA passes).

Color values

HEX	#289F2D
RGB	rgb(40, 159, 45)
HSL	hsl(123, 60%, 39%)
HSV	hsv(123, 75%, 62%)
CMYK	cmyk(74.8%, 0%, 71.7%, 37.6%)
CIE-LAB	lab(57.50, -54.35, 47.89)
CIE-LCH	lch(57.50, 72.44, 138.61°)
OKLab	oklab(61.57% -0.1473 0.1093)
OKLCH	oklch(61.57% 0.183 143.4)
XYZ	xyz(13.7460, 25.4353, 6.6672)
Luminance	0.2544 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#289F2D #9F289A

analogous

#5F9F28 #289F2D #289F69

triadic

#289F2D #2D289F #9F2D28

tetradic

#289F2D #285F9F #9F289A #9F6928

square

#289F2D #285F9F #9F289A #9F6928

split-complementary

#289F2D #69289F #9F285F

monochromatic

#0F3D11 #1C6E1F #289F2D #37CD3E #68D96D

Accessibility & contrast

On white

3.45

#289F2D on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.09

#289F2D on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #289F2D

6.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##289F2D	#FFFFFF	#000000	##000000
##289F2D	1.00	3.45	6.09	6.09
#FFFFFF	3.45	1.00	21.00	21.00
#000000	6.09	21.00	1.00	1.00
##000000	6.09	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A2901B

Deuteranopia (green-blind)

#958738

Tritanopia (blue-blind)

#009A88

Achromatopsia (no color)

#8A8A8A

Design tokens & code

CSS

--color: #289f2d;
/* rgb */ color: rgb(40, 159, 45);
/* oklch */ color: oklch(61.6% 0.183 143.4);

Tailwind

colors: {
  custom: {
    50: '#76bc6d',
    500: '#289f2d',
    950: '#000000',
  },
}

SCSS

$custom: #289f2d;
$custom-light: #76bc6d;
$custom-dark: #000000;

JSON

{
  "hex": "#289f2d",
  "rgb": {
    "r": 40,
    "g": 159,
    "b": 45
  },
  "hsl": {
    "h": 122.521,
    "s": 59.799,
    "l": 39.02
  },
  "oklch": {
    "l": 0.61572,
    "c": 0.18338,
    "h": 143.4
  },
  "luminance": 0.25437
}

Semantic roles & 50–950 ramp

primary

#289F2D

secondary

#BF64BB

accent

#45DCE3

background

#F7FBF6

surface

#EEF7EC

border

#C9D0C7

text

#0A1207

muted

#7C817A

Preview Lab

Preview with #289F2D

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

Preview Lab → · Contrast checker → · Palette generator →