#128018
Closest named color: Green (#008000). oklch(52.3% 0.166 143.2), rgb(18, 128, 24).
Aa
White text reads best on this color (5.08:1).
About this color
#128018 is a medium-dark, vivid green. In OKLCH its lightness is 52%, its chroma 0.166 and its hue 143°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Green (#008000), ΔE 0.012 away. White text reads best on it, at 5.08:1.
| Hue family | Greens |
| Lightness | medium-dark (52%) |
| Chroma | vivid (0.166) |
| Temperature | in between |
| Nearest name | Green (#008000) |
| Black text | 4.12:1 |
| White text | 5.08:1 |
Values
| HEX | #128018 |
| RGB | rgb(18, 128, 24) |
| HSL | hsl(123, 75%, 29%) |
| OKLCH | oklch(52.3% 0.166 143.2) |
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 #128018 | 5.08:1 | AA | Lc -79.9 | Fine for body text |
| Black text on #128018 | 4.12:1 | AA large text | Lc 29.6 | Dividers and decoration only |
| #128018 text on white | 5.08:1 | AA | Lc 74.5 | Content text, not long reading |
| #128018 text on black | 4.12:1 | AA large text | Lc -27.2 | 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 700.
-
Step 50
50
#F1F7F1
oklch(97% 0.01 145.5)
-
Step 100
100
#E1EEE0
oklch(93.6% 0.023 143.4)
-
Step 200
200
#C9E1C7
oklch(88.5% 0.043 143.1)
-
Step 300
300
#A2CF9F
oklch(81% 0.082 143.2)
-
Step 400
400
#6DB56A
oklch(70.7% 0.129 143.2)
-
Step 500
500
#40A13F
oklch(63% 0.164 143.2)
-
Step 600
600
#118C19
oklch(55.7% 0.179 143.2)
-
Step 700
700 (this color)
#128018
oklch(52.3% 0.166 143.2)
-
Step 800
800
#08600E
oklch(42.6% 0.136 143.3)
-
Step 900
900
#154F15
oklch(37.7% 0.107 143.1)
-
Step 950
950
#0E2E0E
oklch(26.8% 0.067 143.4)
#128018 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) | #837300 | 0.119 |
| Deuteranopia (no green cones) | #776B24 | 0.118 |
| Tritanopia (no blue cones) | #007C6D | 0.107 |
| Achromatopsia (no color) | #6E6E6E | 0.167 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #128018
#128018
oklch(52.3% 0.166 143.2)
- #95409F
#95409F
oklch(52.2% 0.166 323.3)
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 #128018, closest first.
No curated palette has a color within ΔE 0.04 of #128018.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Green #008000 ΔE 0.012
- Tree Green #2A7E19 ΔE 0.012
- Dark Grass Green #388004 ΔE 0.021
- Forest Green #228B22 ΔE 0.035
- Jungle Green #048243 ΔE 0.039
- Emerald Green #028F1E ΔE 0.045
- Kelley Green #009337 ΔE 0.057
- Irish Green #019529 ΔE 0.062
Use #128018 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.