#399C40#399C40

#399C40 is a mid, vivid green. Relative luminance 0.250; OKLCH L 61.4% C 0.159 H 144.5°. Best body text is #000000 at 6.00:1 contrast (WCAG AA passes).

Color values

HEX	#399C40
RGB	rgb(57, 156, 64)
HSL	hsl(124, 46%, 42%)
HSV	hsv(124, 63%, 61%)
CMYK	cmyk(63.5%, 0%, 59%, 38.8%)
CIE-LAB	lab(57.09, -47.88, 39.18)
CIE-LCH	lch(57.09, 61.86, 140.71°)
OKLab	oklab(61.41% -0.1297 0.0927)
OKLCH	oklch(61.41% 0.159 144.5)
XYZ	xyz(14.5003, 25.0155, 8.9138)
Luminance	0.2502 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#399C40 #9C3995

analogous

#649C39 #399C40 #399C72

triadic

#399C40 #40399C #9C4039

tetradic

#399C40 #39649C #9C3995 #9C7239

square

#399C40 #39649C #9C3995 #9C7239

split-complementary

#399C40 #72399C #9C3964

monochromatic

#18421B #296F2E #399C40 #52C05A #7FD085

Accessibility & contrast

On white

3.50

#399C40 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.00

#399C40 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #399C40

6.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##399C40	#FFFFFF	#000000	##000000
##399C40	1.00	3.50	6.00	6.00
#FFFFFF	3.50	1.00	21.00	21.00
#000000	6.00	21.00	1.00	1.00
##000000	6.00	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9F8E37

Deuteranopia (green-blind)

#928647

Tritanopia (blue-blind)

#239888

Achromatopsia (no color)

#898989

Design tokens & code

CSS

--color: #399c40;
/* rgb */ color: rgb(57, 156, 64);
/* oklch */ color: oklch(61.4% 0.159 144.5);

Tailwind

colors: {
  custom: {
    50: '#7bba78',
    500: '#399c40',
    950: '#000000',
  },
}

SCSS

$custom: #399c40;
$custom-light: #7bba78;
$custom-dark: #000000;

JSON

{
  "hex": "#399c40",
  "rgb": {
    "r": 57,
    "g": 156,
    "b": 64
  },
  "hsl": {
    "h": 124.242,
    "s": 46.479,
    "l": 41.765
  },
  "oklch": {
    "l": 0.61408,
    "c": 0.15942,
    "h": 144.5
  },
  "luminance": 0.25017
}

Semantic roles & 50–950 ramp

primary

#399C40

secondary

#BA77B5

accent

#52CDD6

background

#F7FBF7

surface

#EEF6ED

border

#C9D0C8

text

#0A1209

muted

#7C817B

Preview Lab

Preview with #399C40

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

Preview Lab → · Contrast checker → · Palette generator →