#428F61#428F61

#428F61 is a mid, moderate green. Relative luminance 0.217; OKLCH L 58.8% C 0.105 H 155.1°. Best body text is #000000 at 5.33:1 contrast (WCAG AA passes).

Color values

HEX	#428F61
RGB	rgb(66, 143, 97)
HSL	hsl(144, 37%, 41%)
HSV	hsv(144, 54%, 56%)
CMYK	cmyk(53.8%, 0%, 32.2%, 43.9%)
CIE-LAB	lab(53.67, -34.83, 17.43)
CIE-LCH	lch(53.67, 38.95, 153.42°)
OKLab	oklab(58.85% -0.095 0.0441)
OKLCH	oklch(58.85% 0.105 155.1)
XYZ	xyz(14.2258, 21.6650, 14.7391)
Luminance	0.2167 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#428F61 #8F4270

analogous

#498F42 #428F61 #428F87

triadic

#428F61 #61428F #8F6142

tetradic

#428F61 #42498F #8F4270 #8F8742

square

#428F61 #42498F #8F4270 #8F8742

split-complementary

#428F61 #87428F #8F4249

monochromatic

#1B3B28 #2F6545 #428F61 #5BB37E #85C79F

Accessibility & contrast

On white

3.94

#428F61 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.33

#428F61 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #428F61

5.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##428F61	#FFFFFF	#000000	##000000
##428F61	1.00	3.94	5.33	5.33
#FFFFFF	3.94	1.00	21.00	21.00
#000000	5.33	21.00	1.00	1.00
##000000	5.33	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8F855E

Deuteranopia (green-blind)

#847D64

Tritanopia (blue-blind)

#2D8E83

Achromatopsia (no color)

#808080

Design tokens & code

CSS

--color: #428f61;
/* rgb */ color: rgb(66, 143, 97);
/* oklch */ color: oklch(58.8% 0.105 155.1);

Tailwind

colors: {
  custom: {
    50: '#7cb08e',
    500: '#428f61',
    950: '#000000',
  },
}

SCSS

$custom: #428f61;
$custom-light: #7cb08e;
$custom-dark: #000000;

JSON

{
  "hex": "#428f61",
  "rgb": {
    "r": 66,
    "g": 143,
    "b": 97
  },
  "hsl": {
    "h": 144.156,
    "s": 36.842,
    "l": 40.98
  },
  "oklch": {
    "l": 0.58846,
    "c": 0.1047,
    "h": 155.1
  },
  "luminance": 0.21666
}

Semantic roles & 50–950 ramp

primary

#428F61

secondary

#B17B9C

accent

#5B9FCD

background

#F7FAF8

surface

#EEF5F0

border

#C9CFCB

text

#0A100C

muted

#7C7F7D

Preview Lab

Preview with #428F61

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

Preview Lab → · Contrast checker → · Palette generator →