#228721
Closest named color: Forest Green (#228B22). oklch(54.6% 0.165 142.8), rgb(34, 135, 33).
Aa
White text reads best on this color (4.60:1).
About this color
#228721 is a medium-dark, vivid green. In OKLCH its lightness is 55%, its chroma 0.165 and its hue 143°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Forest Green (#228B22), ΔE 0.012 away. White text reads best on it, at 4.60:1.
| Hue family | Greens |
| Lightness | medium-dark (55%) |
| Chroma | vivid (0.165) |
| Temperature | in between |
| Nearest name | Forest Green (#228B22) |
| Black text | 4.55:1 |
| White text | 4.60:1 |
Values
| HEX | #228721 |
| RGB | rgb(34, 135, 33) |
| HSL | hsl(119, 61%, 33%) |
| OKLCH | oklch(54.6% 0.165 142.8) |
Contrast
WCAG 2 contrast ratios are the conformance target: AA needs 4.5:1 for body text and 3:1 for large text, AAA needs 7:1. APCA Lc values are supplementary guidance from the WCAG 3 drafts.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #228721 | 4.60:1 | AA | Lc -77.0 | Fine for body text |
| Black text on #228721 | 4.55:1 | AA | Lc 32.6 | Non-text elements, placeholder text |
| #228721 text on white | 4.60:1 | AA | Lc 71.5 | Content text, not long reading |
| #228721 text on black | 4.55:1 | AA | Lc -30.1 | Non-text elements, placeholder text |
Tints and shades
A 50–950 scale built in OKLCH: the hue is held, lightness follows a Tailwind v4-like curve, and every step is kept inside the sRGB gamut. This color sits at step 600.
-
Step 50
50
#F2F7F1
oklch(97.1% 0.01 140.5)
-
Step 100
100
#E2EEE1
oklch(93.7% 0.021 143.2)
-
Step 200
200
#CAE1C8
oklch(88.6% 0.042 143)
-
Step 300
300
#A5CDA2
oklch(80.8% 0.073 143.1)
-
Step 400
400
#73B36E
oklch(70.6% 0.118 142.6)
-
Step 500
500
#4AA046
oklch(63.2% 0.152 142.7)
-
Step 600
600 (this color)
#228721
oklch(54.6% 0.165 142.8)
-
Step 700
700
#167516
oklch(49.1% 0.153 142.8)
-
Step 800
800
#175F16
oklch(42.6% 0.127 142.8)
-
Step 900
900
#1B4E1A
oklch(37.6% 0.098 143)
-
Step 950
950
#112E10
oklch(27% 0.063 143)
#228721 with color blindness
Simulated with the Machado et al. (2009) model. ΔE is how far the color moves: below about 0.02 you would not notice a change.
| Vision | Seen as | Shift (ΔE) |
|---|---|---|
| Protanopia (no red cones) | #8A7A0E | 0.117 |
| Deuteranopia (no green cones) | #7F722C | 0.118 |
| Tritanopia (no blue cones) | #008373 | 0.105 |
| Achromatopsia (no color) | #757575 | 0.165 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #228721
#228721
oklch(54.6% 0.165 142.8)
- #9C48A7
#9C48A7
oklch(54.6% 0.165 322.9)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #228721, closest first.
No curated palette has a color within ΔE 0.04 of #228721.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Forest Green #228B22 ΔE 0.012
- Dark Grass Green #388004 ΔE 0.022
- Emerald Green #028F1E ΔE 0.025
- Tree Green #2A7E19 ΔE 0.026
- Green #008000 ΔE 0.029
- Kelley Green #009337 ΔE 0.035
- Irish Green #019529 ΔE 0.040
- Jungle Green #048243 ΔE 0.040
Use #228721 in your product
Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.