#428A64#428A64

#428A64 is a mid, moderate green. Relative luminance 0.203; OKLCH L 57.6% C 0.094 H 158.4°. Best body text is #000000 at 5.05:1 contrast (WCAG AA passes).

Color values

HEX#428A64
RGBrgb(66, 138, 100)
HSLhsl(148, 35%, 40%)
HSVhsv(148, 52%, 54%)
CMYKcmyk(52.2%, 0%, 27.5%, 45.9%)
CIE-LABlab(52.12, -31.90, 13.60)
CIE-LCHlch(52.12, 34.67, 156.91°)
OKLaboklab(57.61% -0.0875 0.0347)
OKLCHoklch(57.61% 0.094 158.4)
XYZxyz(13.6344, 20.2542, 15.2451)
Luminance0.2026 (WCAG relative)
Temperatureneutral
Familygreen

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#428A64 #8A4268
analogous
#448A42 #428A64 #428A88
triadic
#428A64 #64428A #8A6442
tetradic
#428A64 #42448A #8A4268 #8A8842
square
#428A64 #42448A #8A4268 #8A8842
split-complementary
#428A64 #88428A #8A4244
monochromatic
#1A3728 #2E6146 #428A64 #59B082 #83C4A1

Accessibility & contrast

On white

4.16
#428A64 on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

5.05
#428A64 on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #428A64
5.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##428A64#FFFFFF#000000##000000
##428A641.004.165.055.05
#FFFFFF4.161.0021.0021.00
#0000005.0521.001.001.00
##0000005.0521.001.001.00

Color blindness preview

Protanopia (red-blind)
#898162
Deuteranopia (green-blind)
#7E7966
Tritanopia (blue-blind)
#2D8980
Achromatopsia (no color)
#7C7C7C

Design tokens & code

CSS
--color: #428a64;
/* rgb */ color: rgb(66, 138, 100);
/* oklch */ color: oklch(57.6% 0.094 158.4);
Tailwind
colors: {
  custom: {
    50: '#7cac90',
    500: '#428a64',
    950: '#000000',
  },
}
SCSS
$custom: #428a64;
$custom-light: #7cac90;
$custom-dark: #000000;
JSON
{
  "hex": "#428a64",
  "rgb": {
    "r": 66,
    "g": 138,
    "b": 100
  },
  "hsl": {
    "h": 148.333,
    "s": 35.294,
    "l": 40
  },
  "oklch": {
    "l": 0.57605,
    "c": 0.09414,
    "h": 158.4
  },
  "luminance": 0.20255
}

Semantic roles & 50–950 ramp

primary
#428A64
secondary
#AE7995
accent
#5C97CB
background
#F7FAF8
surface
#EEF4F0
border
#C9CECB
text
#0A100C
muted
#7C7F7D

Preview Lab

Preview with #428A64

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

Preview Lab → · Contrast checker → · Palette generator →

#428A64 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva