#428C61#428C61

#428C61 is a mid, moderate green. Relative luminance 0.208; OKLCH L 58.1% C 0.100 H 155.9°. Best body text is #000000 at 5.16:1 contrast (WCAG AA passes).

Color values

HEX	#428C61
RGB	rgb(66, 140, 97)
HSL	hsl(145, 36%, 40%)
HSV	hsv(145, 53%, 55%)
CMYK	cmyk(52.9%, 0%, 30.7%, 45.1%)
CIE-LAB	lab(52.70, -33.46, 16.11)
CIE-LCH	lch(52.70, 37.14, 154.29°)
OKLab	oklab(58.06% -0.0914 0.0408)
OKLCH	oklch(58.06% 0.1 155.9)
XYZ	xyz(13.7815, 20.7763, 14.5909)
Luminance	0.2078 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#428C61 #8C426D

analogous

#488C42 #428C61 #428C86

triadic

#428C61 #61428C #8C6142

tetradic

#428C61 #42488C #8C426D #8C8642

square

#428C61 #42488C #8C426D #8C8642

split-complementary

#428C61 #86428C #8C4248

monochromatic

#1B3927 #2E6244 #428C61 #5AB17F #84C59F

Accessibility & contrast

On white

4.07

#428C61 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.16

#428C61 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #428C61

5.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##428C61	#FFFFFF	#000000	##000000
##428C61	1.00	4.07	5.16	5.16
#FFFFFF	4.07	1.00	21.00	21.00
#000000	5.16	21.00	1.00	1.00
##000000	5.16	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8B825E

Deuteranopia (green-blind)

#817B64

Tritanopia (blue-blind)

#2E8B81

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #428c61;
/* rgb */ color: rgb(66, 140, 97);
/* oklch */ color: oklch(58.1% 0.100 155.9);

Tailwind

colors: {
  custom: {
    50: '#7cae8e',
    500: '#428c61',
    950: '#000000',
  },
}

SCSS

$custom: #428c61;
$custom-light: #7cae8e;
$custom-dark: #000000;

JSON

{
  "hex": "#428c61",
  "rgb": {
    "r": 66,
    "g": 140,
    "b": 97
  },
  "hsl": {
    "h": 145.135,
    "s": 35.922,
    "l": 40.392
  },
  "oklch": {
    "l": 0.58057,
    "c": 0.10011,
    "h": 155.9
  },
  "luminance": 0.20777
}

Semantic roles & 50–950 ramp

primary

#428C61

secondary

#B07A99

accent

#5C9DCC

background

#F7FAF8

surface

#EEF4F0

border

#C9CECB

text

#0A100C

muted

#7C7F7D

Preview Lab

Preview with #428C61

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

Preview Lab → · Contrast checker → · Palette generator →