#289E4C#289E4C

#289E4C is a mid, vivid green. Relative luminance 0.254; OKLCH L 61.7% C 0.158 H 148.9°. Best body text is #000000 at 6.09:1 contrast (WCAG AA passes).

Color values

HEX	#289E4C
RGB	rgb(40, 158, 76)
HSL	hsl(138, 60%, 39%)
HSV	hsv(138, 75%, 62%)
CMYK	cmyk(74.7%, 0%, 51.9%, 38%)
CIE-LAB	lab(57.49, -50.17, 33.60)
CIE-LCH	lch(57.49, 60.38, 146.19°)
OKLab	oklab(61.67% -0.1349 0.0813)
OKLCH	oklch(61.67% 0.158 148.9)
XYZ	xyz(14.4053, 25.4250, 10.9844)
Luminance	0.2543 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#289E4C #9E287A

analogous

#3F9E28 #289E4C #289E87

triadic

#289E4C #4C289E #9E4C28

tetradic

#289E4C #283F9E #9E287A #9E8728

square

#289E4C #283F9E #9E287A #9E8728

split-complementary

#289E4C #87289E #9E283F

monochromatic

#0F3C1D #1C6D35 #289E4C #37CC64 #68D98A

Accessibility & contrast

On white

3.45

#289E4C on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.09

#289E4C on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #289E4C

6.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##289E4C	#FFFFFF	#000000	##000000
##289E4C	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)

#9F9045

Deuteranopia (green-blind)

#928652

Tritanopia (blue-blind)

#009B8B

Achromatopsia (no color)

#8A8A8A

Design tokens & code

CSS

--color: #289e4c;
/* rgb */ color: rgb(40, 158, 76);
/* oklch */ color: oklch(61.7% 0.158 148.9);

Tailwind

colors: {
  custom: {
    50: '#74bc80',
    500: '#289e4c',
    950: '#000000',
  },
}

SCSS

$custom: #289e4c;
$custom-light: #74bc80;
$custom-dark: #000000;

JSON

{
  "hex": "#289e4c",
  "rgb": {
    "r": 40,
    "g": 158,
    "b": 76
  },
  "hsl": {
    "h": 138.305,
    "s": 59.596,
    "l": 38.824
  },
  "oklch": {
    "l": 0.61667,
    "c": 0.15751,
    "h": 148.9
  },
  "luminance": 0.25427
}

Semantic roles & 50–950 ramp

primary

#289E4C

secondary

#BF63A3

accent

#45B3E3

background

#F7FBF7

surface

#EEF6EE

border

#C9D0C9

text

#09120A

muted

#7B817C

Preview Lab

Preview with #289E4C

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

Preview Lab → · Contrast checker → · Palette generator →