#428B38#428B38

#428B38 is a mid, vivid green. Relative luminance 0.199; OKLCH L 57.1% C 0.139 H 141.3°. Best body text is #000000 at 4.98:1 contrast (WCAG AA passes).

Color values

HEX	#428B38
RGB	rgb(66, 139, 56)
HSL	hsl(113, 43%, 38%)
HSV	hsv(113, 60%, 55%)
CMYK	cmyk(52.5%, 0%, 59.7%, 45.5%)
CIE-LAB	lab(51.73, -39.79, 36.89)
CIE-LCH	lch(51.73, 54.25, 137.16°)
OKLab	oklab(57.05% -0.1087 0.087)
OKLCH	oklch(57.05% 0.139 141.3)
XYZ	xyz(12.1926, 19.9081, 6.9408)
Luminance	0.1991 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#428B38 #81388B

analogous

#6B8B38 #428B38 #388B57

triadic

#428B38 #38428B #8B3842

tetradic

#428B38 #386B8B #81388B #8B5738

square

#428B38 #386B8B #81388B #8B5738

split-complementary

#428B38 #57388B #8B386B

monochromatic

#193415 #2D5F26 #428B38 #57B64A #80C876

Accessibility & contrast

On white

4.22

#428B38 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.98

#428B38 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #428B38

4.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##428B38	#FFFFFF	#000000	##000000
##428B38	1.00	4.22	4.98	4.98
#FFFFFF	4.22	1.00	21.00	21.00
#000000	4.98	21.00	1.00	1.00
##000000	4.98	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8E7F2F

Deuteranopia (green-blind)

#85793E

Tritanopia (blue-blind)

#398779

Achromatopsia (no color)

#7B7B7B

Design tokens & code

CSS

--color: #428b38;
/* rgb */ color: rgb(66, 139, 56);
/* oklch */ color: oklch(57.1% 0.139 141.3);

Tailwind

colors: {
  custom: {
    50: '#7dad71',
    500: '#428b38',
    950: '#000000',
  },
}

SCSS

$custom: #428b38;
$custom-light: #7dad71;
$custom-dark: #000000;

JSON

{
  "hex": "#428b38",
  "rgb": {
    "r": 66,
    "g": 139,
    "b": 56
  },
  "hsl": {
    "h": 112.771,
    "s": 42.564,
    "l": 38.235
  },
  "oklch": {
    "l": 0.57052,
    "c": 0.13918,
    "h": 141.3
  },
  "luminance": 0.19909
}

Semantic roles & 50–950 ramp

primary

#428B38

secondary

#A96EB1

accent

#55D2C3

background

#F7FAF7

surface

#EEF4ED

border

#C9CEC8

text

#0A1008

muted

#7C7F7B

Preview Lab

Preview with #428B38

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

Preview Lab → · Contrast checker → · Palette generator →