#428F65#428F65

#428F65 is a mid, moderate green. Relative luminance 0.217; OKLCH L 58.9% C 0.101 H 157.3°. Best body text is #000000 at 5.35:1 contrast (WCAG AA passes).

Color values

HEX	#428F65
RGB	rgb(66, 143, 101)
HSL	hsl(147, 37%, 41%)
HSV	hsv(147, 54%, 56%)
CMYK	cmyk(53.8%, 0%, 29.4%, 43.9%)
CIE-LAB	lab(53.75, -34.00, 15.28)
CIE-LCH	lch(53.75, 37.28, 155.80°)
OKLab	oklab(58.94% -0.093 0.0388)
OKLCH	oklch(58.94% 0.101 157.3)
XYZ	xyz(14.4170, 21.7415, 15.7462)
Luminance	0.2174 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#428F65 #8F426C

analogous

#458F42 #428F65 #428F8B

triadic

#428F65 #65428F #8F6542

tetradic

#428F65 #42458F #8F426C #8F8B42

square

#428F65 #42458F #8F426C #8F8B42

split-complementary

#428F65 #8B428F #8F4245

monochromatic

#1B3B2A #2F6547 #428F65 #5BB383 #85C7A3

Accessibility & contrast

On white

3.93

#428F65 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.35

#428F65 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #428F65

5.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##428F65	#FFFFFF	#000000	##000000
##428F65	1.00	3.93	5.35	5.35
#FFFFFF	3.93	1.00	21.00	21.00
#000000	5.35	21.00	1.00	1.00
##000000	5.35	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8E8563

Deuteranopia (green-blind)

#837D68

Tritanopia (blue-blind)

#2B8E84

Achromatopsia (no color)

#808080

Design tokens & code

CSS

--color: #428f65;
/* rgb */ color: rgb(66, 143, 101);
/* oklch */ color: oklch(58.9% 0.101 157.3);

Tailwind

colors: {
  custom: {
    50: '#7cb091',
    500: '#428f65',
    950: '#000000',
  },
}

SCSS

$custom: #428f65;
$custom-light: #7cb091;
$custom-dark: #000000;

JSON

{
  "hex": "#428f65",
  "rgb": {
    "r": 66,
    "g": 143,
    "b": 101
  },
  "hsl": {
    "h": 147.273,
    "s": 36.842,
    "l": 40.98
  },
  "oklch": {
    "l": 0.5894,
    "c": 0.1008,
    "h": 157.3
  },
  "luminance": 0.21743
}

Semantic roles & 50–950 ramp

primary

#428F65

secondary

#B17B99

accent

#5B99CD

background

#F7FAF8

surface

#EEF5F0

border

#C9CFCB

text

#0A100C

muted

#7C7F7D

Preview Lab

Preview with #428F65

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

Preview Lab → · Contrast checker → · Palette generator →