#228D40#228D40

#228D40 is a mid, vivid green. Relative luminance 0.198; OKLCH L 56.7% C 0.148 H 148.2°. Best body text is #000000 at 4.95:1 contrast (WCAG AA passes).

Color values

HEX	#228D40
RGB	rgb(34, 141, 64)
HSL	hsl(137, 61%, 34%)
HSV	hsv(137, 76%, 55%)
CMYK	cmyk(75.9%, 0%, 54.6%, 44.7%)
CIE-LAB	lab(51.56, -46.76, 32.45)
CIE-LCH	lch(51.56, 56.91, 145.24°)
OKLab	oklab(56.68% -0.1258 0.078)
OKLCH	oklch(56.68% 0.148 148.2)
XYZ	xyz(11.1091, 19.7587, 8.0778)
Luminance	0.1976 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#228D40 #8D226F

analogous

#3A8D22 #228D40 #228D76

triadic

#228D40 #40228D #8D4022

tetradic

#228D40 #223A8D #8D226F #8D7622

square

#228D40 #223A8D #8D226F #8D7622

split-complementary

#228D40 #76228D #8D223A

monochromatic

#0A2A13 #165C2A #228D40 #2EBE56 #54D678

Accessibility & contrast

On white

4.24

#228D40 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.95

#228D40 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #228D40

4.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##228D40	#FFFFFF	#000000	##000000
##228D40	1.00	4.24	4.95	4.95
#FFFFFF	4.24	1.00	21.00	21.00
#000000	4.95	21.00	1.00	1.00
##000000	4.95	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8E8039

Deuteranopia (green-blind)

#827746

Tritanopia (blue-blind)

#008A7B

Achromatopsia (no color)

#7B7B7B

Design tokens & code

CSS

--color: #228d40;
/* rgb */ color: rgb(34, 141, 64);
/* oklch */ color: oklch(56.7% 0.148 148.2);

Tailwind

colors: {
  custom: {
    50: '#6eaf77',
    500: '#228d40',
    950: '#000000',
  },
}

SCSS

$custom: #228d40;
$custom-light: #6eaf77;
$custom-dark: #000000;

JSON

{
  "hex": "#228d40",
  "rgb": {
    "r": 34,
    "g": 141,
    "b": 64
  },
  "hsl": {
    "h": 136.822,
    "s": 61.143,
    "l": 34.314
  },
  "oklch": {
    "l": 0.5668,
    "c": 0.148,
    "h": 148.2
  },
  "luminance": 0.1976
}

Semantic roles & 50–950 ramp

primary

#228D40

secondary

#B9519C

accent

#44B7E4

background

#F7FAF7

surface

#EDF5ED

border

#C8CFC8

text

#081009

muted

#7B7F7B

Preview Lab

Preview with #228D40

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

Preview Lab → · Contrast checker → · Palette generator →