#228A0A
Closest named color: Forest Green (#228B22). oklch(55.4% 0.178 141), rgb(34, 138, 10).
Aa
Black text reads best on this color (4.70:1).
About this color
#228A0A is a medium-dark, vivid green. In OKLCH its lightness is 55%, its chroma 0.178 and its hue 141°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Forest Green (#228B22), ΔE 0.012 away. Black text reads best on it, at 4.70:1.
| Hue family | Greens |
| Lightness | medium-dark (55%) |
| Chroma | vivid (0.178) |
| Temperature | in between |
| Nearest name | Forest Green (#228B22) |
| Black text | 4.70:1 |
| White text | 4.46:1 |
Values
| HEX | #228A0A |
| RGB | rgb(34, 138, 10) |
| HSL | hsl(109, 86%, 29%) |
| OKLCH | oklch(55.4% 0.178 141) |
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 #228A0A | 4.46:1 | AA large text | Lc -75.9 | Fine for body text |
| Black text on #228A0A | 4.70:1 | AA | Lc 33.7 | Non-text elements, placeholder text |
| #228A0A text on white | 4.46:1 | AA large text | Lc 70.4 | Content text, not long reading |
| #228A0A text on black | 4.70:1 | AA | Lc -31.3 | 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
#E2EEE0
oklch(93.6% 0.023 141.2)
-
Step 200
200
#CAE1C6
oklch(88.5% 0.044 141)
-
Step 300
300
#A5CE9E
oklch(80.9% 0.079 141)
-
Step 400
400
#72B467
oklch(70.7% 0.127 140.9)
-
Step 500
500
#48A13A
oklch(63.2% 0.164 141.1)
-
Step 600
600 (this color)
#228A0A
oklch(55.4% 0.178 141)
-
Step 700
700
#177500
oklch(49% 0.162 141.1)
-
Step 800
800
#156005
oklch(42.8% 0.137 141)
-
Step 900
900
#1A4F11
oklch(37.8% 0.108 141)
-
Step 950
950
#112E0C
oklch(26.9% 0.068 140.8)
#228A0A 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) | #8E7C00 | 0.124 |
| Deuteranopia (no green cones) | #82741F | 0.122 |
| Tritanopia (no blue cones) | #008575 | 0.119 |
| Achromatopsia (no color) | #777777 | 0.179 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #228A0A
#228A0A
oklch(55.4% 0.178 141)
- #9F46B0
#9F46B0
oklch(55.2% 0.178 320.9)
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 #228A0A, closest first.
No curated palette has a color within ΔE 0.04 of #228A0A.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Forest Green #228B22 ΔE 0.012
- Emerald Green #028F1E ΔE 0.015
- True Green #089404 ΔE 0.030
- Dark Grass Green #388004 ΔE 0.030
- Irish Green #019529 ΔE 0.032
- Kelley Green #009337 ΔE 0.033
- Green #008000 ΔE 0.034
- Tree Green #2A7E19 ΔE 0.038
Use #228A0A 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.