#428554#428554

#428554 is a mid, moderate green. Relative luminance 0.186; OKLCH L 55.9% C 0.102 H 150.6°. Best body text is #000000 at 4.71:1 contrast (WCAG AA passes).

Color values

HEX	#428554
RGB	rgb(66, 133, 84)
HSL	hsl(136, 34%, 39%)
HSV	hsv(136, 50%, 52%)
CMYK	cmyk(50.4%, 0%, 36.8%, 47.8%)
CIE-LAB	lab(50.18, -32.82, 20.05)
CIE-LCH	lch(50.18, 38.46, 148.58°)
OKLab	oklab(55.92% -0.0892 0.0502)
OKLCH	oklch(55.92% 0.102 150.6)
XYZ	xyz(12.2337, 18.5725, 11.3260)
Luminance	0.1857 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#428554 #854273

analogous

#528542 #428554 #428576

triadic

#428554 #544285 #855442

tetradic

#428554 #425285 #854273 #857642

square

#428554 #425285 #854273 #857642

split-complementary

#428554 #764285 #854252

monochromatic

#193320 #2E5C3A #428554 #58AC6F #81C092

Accessibility & contrast

On white

4.45

#428554 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.71

#428554 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #428554

4.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##428554	#FFFFFF	#000000	##000000
##428554	1.00	4.45	4.71	4.71
#FFFFFF	4.45	1.00	21.00	21.00
#000000	4.71	21.00	1.00	1.00
##000000	4.71	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#867B51

Deuteranopia (green-blind)

#7C7557

Tritanopia (blue-blind)

#348378

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #428554;
/* rgb */ color: rgb(66, 133, 84);
/* oklch */ color: oklch(55.9% 0.102 150.6);

Tailwind

colors: {
  custom: {
    50: '#7ba984',
    500: '#428554',
    950: '#000000',
  },
}

SCSS

$custom: #428554;
$custom-light: #7ba984;
$custom-dark: #000000;

JSON

{
  "hex": "#428554",
  "rgb": {
    "r": 66,
    "g": 133,
    "b": 84
  },
  "hsl": {
    "h": 136.119,
    "s": 33.668,
    "l": 39.02
  },
  "oklch": {
    "l": 0.55916,
    "c": 0.10239,
    "h": 150.6
  },
  "luminance": 0.18573
}

Semantic roles & 50–950 ramp

primary

#428554

secondary

#AB789D

accent

#5EADCA

background

#F7FAF8

surface

#EEF4EF

border

#C9CECA

text

#0A100B

muted

#7C7F7C

Preview Lab

Preview with #428554

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

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