#428E58#428E58

#428E58 is a mid, moderate green. Relative luminance 0.212; OKLCH L 58.4% C 0.112 H 151.0°. Best body text is #000000 at 5.24:1 contrast (WCAG AA passes).

Color values

HEX	#428E58
RGB	rgb(66, 142, 88)
HSL	hsl(137, 37%, 41%)
HSV	hsv(137, 54%, 56%)
CMYK	cmyk(53.5%, 0%, 38%, 44.3%)
CIE-LAB	lab(53.18, -36.14, 21.80)
CIE-LCH	lch(53.18, 42.21, 148.90°)
OKLab	oklab(58.39% -0.0981 0.0545)
OKLCH	oklch(58.39% 0.112 151)
XYZ	xyz(13.6803, 21.2077, 12.6032)
Luminance	0.2121 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#428E58 #8E4278

analogous

#528E42 #428E58 #428E7E

triadic

#428E58 #58428E #8E5842

tetradic

#428E58 #42528E #8E4278 #8E7E42

square

#428E58 #42528E #8E4278 #8E7E42

split-complementary

#428E58 #7E428E #8E4252

monochromatic

#1B3A24 #2F643E #428E58 #5BB374 #84C697

Accessibility & contrast

On white

4.01

#428E58 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.24

#428E58 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #428E58

5.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##428E58	#FFFFFF	#000000	##000000
##428E58	1.00	4.01	5.24	5.24
#FFFFFF	4.01	1.00	21.00	21.00
#000000	5.24	21.00	1.00	1.00
##000000	5.24	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8F8354

Deuteranopia (green-blind)

#847C5B

Tritanopia (blue-blind)

#318C80

Achromatopsia (no color)

#7F7F7F

Design tokens & code

CSS

--color: #428e58;
/* rgb */ color: rgb(66, 142, 88);
/* oklch */ color: oklch(58.4% 0.112 151.0);

Tailwind

colors: {
  custom: {
    50: '#7cb087',
    500: '#428e58',
    950: '#000000',
  },
}

SCSS

$custom: #428e58;
$custom-light: #7cb087;
$custom-dark: #000000;

JSON

{
  "hex": "#428e58",
  "rgb": {
    "r": 66,
    "g": 142,
    "b": 88
  },
  "hsl": {
    "h": 137.368,
    "s": 36.538,
    "l": 40.784
  },
  "oklch": {
    "l": 0.58386,
    "c": 0.11221,
    "h": 151
  },
  "luminance": 0.21209
}

Semantic roles & 50–950 ramp

primary

#428E58

secondary

#B17BA1

accent

#5BACCD

background

#F7FAF8

surface

#EEF5EF

border

#C9CFCA

text

#0A100B

muted

#7C7F7C

Preview Lab

Preview with #428E58

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

Preview Lab → · Contrast checker → · Palette generator →