#289F31#289F31

#289F31 is a mid, vivid green. Relative luminance 0.255; OKLCH L 61.6% C 0.181 H 143.9°. Best body text is #000000 at 6.09:1 contrast (WCAG AA passes).

Color values

HEX	#289F31
RGB	rgb(40, 159, 49)
HSL	hsl(125, 60%, 39%)
HSV	hsv(125, 75%, 62%)
CMYK	cmyk(74.8%, 0%, 69.2%, 37.6%)
CIE-LAB	lab(57.53, -53.97, 46.30)
CIE-LCH	lch(57.53, 71.11, 139.37°)
OKLab	oklab(61.61% -0.1461 0.1064)
OKLCH	oklch(61.61% 0.181 143.9)
XYZ	xyz(13.8267, 25.4676, 7.0922)
Luminance	0.2547 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#289F31 #9F2896

analogous

#5B9F28 #289F31 #289F6D

triadic

#289F31 #31289F #9F3128

tetradic

#289F31 #285B9F #9F2896 #9F6D28

square

#289F31 #285B9F #9F2896 #9F6D28

split-complementary

#289F31 #6D289F #9F285B

monochromatic

#0F3D13 #1C6E22 #289F31 #37CD43 #68D971

Accessibility & contrast

On white

3.45

#289F31 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.09

#289F31 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #289F31

6.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##289F31	#FFFFFF	#000000	##000000
##289F31	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)

#A29021

Deuteranopia (green-blind)

#95873B

Tritanopia (blue-blind)

#009B89

Achromatopsia (no color)

#8A8A8A

Design tokens & code

CSS

--color: #289f31;
/* rgb */ color: rgb(40, 159, 49);
/* oklch */ color: oklch(61.6% 0.181 143.9);

Tailwind

colors: {
  custom: {
    50: '#76bc6f',
    500: '#289f31',
    950: '#000000',
  },
}

SCSS

$custom: #289f31;
$custom-light: #76bc6f;
$custom-dark: #000000;

JSON

{
  "hex": "#289f31",
  "rgb": {
    "r": 40,
    "g": 159,
    "b": 49
  },
  "hsl": {
    "h": 124.538,
    "s": 59.799,
    "l": 39.02
  },
  "oklch": {
    "l": 0.61608,
    "c": 0.18072,
    "h": 143.9
  },
  "luminance": 0.25469
}

Semantic roles & 50–950 ramp

primary

#289F31

secondary

#BF64B8

accent

#45D7E3

background

#F7FBF6

surface

#EEF7EC

border

#C9D0C7

text

#0A1208

muted

#7C817B

Preview Lab

Preview with #289F31

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

Preview Lab → · Contrast checker → · Palette generator →