#288228
Closest named color: Tree Green (#2A7E19). oklch(53.4% 0.152 143.1), rgb(40, 130, 40).
Aa
White text reads best on this color (4.86:1).
About this color
#288228 is a medium-dark, vivid green. In OKLCH its lightness is 53%, its chroma 0.152 and its hue 143°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Tree Green (#2A7E19), ΔE 0.014 away. White text reads best on it, at 4.86:1.
| Hue family | Greens |
| Lightness | medium-dark (53%) |
| Chroma | vivid (0.152) |
| Temperature | in between |
| Nearest name | Tree Green (#2A7E19) |
| Black text | 4.31:1 |
| White text | 4.86:1 |
Values
| HEX | #288228 |
| RGB | rgb(40, 130, 40) |
| HSL | hsl(120, 53%, 33%) |
| OKLCH | oklch(53.4% 0.152 143.1) |
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 #288228 | 4.86:1 | AA | Lc -78.8 | Fine for body text |
| Black text on #288228 | 4.31:1 | AA large text | Lc 30.7 | Non-text elements, placeholder text |
| #288228 text on white | 4.86:1 | AA | Lc 73.3 | Content text, not long reading |
| #288228 text on black | 4.31:1 | AA large text | Lc -28.4 | Dividers and decoration only |
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
#F2F7F2
oklch(97.1% 0.008 145.5)
-
Step 100
100
#E3EDE2
oklch(93.6% 0.018 142.8)
-
Step 200
200
#CBE0C9
oklch(88.5% 0.038 142.8)
-
Step 300
300
#A7CDA4
oklch(81% 0.07 143)
-
Step 400
400
#76B273
oklch(70.6% 0.109 143.2)
-
Step 500
500
#509E4D
oklch(63% 0.14 143)
-
Step 600
600 (this color)
#288228
oklch(53.4% 0.152 143.1)
-
Step 700
700
#217421
oklch(49.2% 0.142 143)
-
Step 800
800
#1E5E1E
oklch(42.6% 0.116 143.2)
-
Step 900
900
#1F4D1E
oklch(37.6% 0.091 143.1)
-
Step 950
950
#132D12
oklch(26.8% 0.058 143)
#288228 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) | #85761C | 0.109 |
| Deuteranopia (no green cones) | #7A6E30 | 0.109 |
| Tritanopia (no blue cones) | #117E70 | 0.098 |
| Achromatopsia (no color) | #717171 | 0.153 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #288228
#288228
oklch(53.4% 0.152 143.1)
- #95499F
#95499F
oklch(53.4% 0.152 322.9)
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 #288228, closest first.
No curated palette has a color within ΔE 0.04 of #288228.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Tree Green #2A7E19 ΔE 0.014
- Dark Grass Green #388004 ΔE 0.018
- Jungle Green #048243 ΔE 0.028
- Forest Green #228B22 ΔE 0.029
- Green #008000 ΔE 0.029
- Emerald Green #028F1E ΔE 0.042
- Kelley Green #009337 ΔE 0.049
- Sea Green #2E8B57 ΔE 0.055
Use #288228 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.