#099900
Closest named color: True Green (#089404). oklch(59.2% 0.2 142.2), rgb(9, 153, 0).
Aa
Black text reads best on this color (5.56:1).
About this color
#099900 is a medium-dark, vivid green. In OKLCH its lightness is 59%, its chroma 0.200 and its hue 142°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is True Green (#089404), ΔE 0.015 away. Black text reads best on it, at 5.56:1.
| Hue family | Greens |
| Lightness | medium-dark (59%) |
| Chroma | vivid (0.200) |
| Temperature | in between |
| Nearest name | True Green (#089404) |
| Black text | 5.56:1 |
| White text | 3.77:1 |
Values
| HEX | #099900 |
| RGB | rgb(9, 153, 0) |
| HSL | hsl(116, 100%, 30%) |
| OKLCH | oklch(59.2% 0.2 142.2) |
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 #099900 | 3.77:1 | AA large text | Lc -70.0 | Content text, not long reading |
| Black text on #099900 | 5.56:1 | AA | Lc 39.6 | Non-text elements, placeholder text |
| #099900 text on white | 3.77:1 | AA large text | Lc 64.5 | Content text, not long reading |
| #099900 text on black | 5.56:1 | AA | Lc -37.2 | 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
#F1F8F0
oklch(97.2% 0.013 141.8)
-
Step 100
100
#E0EFDF
oklch(93.7% 0.027 143.6)
-
Step 200
200
#C7E2C4
oklch(88.5% 0.05 142.4)
-
Step 300
300
#9FD09A
oklch(80.9% 0.091 142.4)
-
Step 400
400
#67B760
oklch(70.7% 0.145 142.2)
-
Step 500
500
#34A32D
oklch(63% 0.184 142.2)
-
Step 600
600 (this color)
#099900
oklch(59.2% 0.2 142.2)
-
Step 700
700
#057600
oklch(49.1% 0.166 142.2)
-
Step 800
800
#036100
oklch(42.7% 0.145 142.3)
-
Step 900
900
#0B5008
oklch(37.6% 0.12 142.3)
-
Step 950
950
#0B2F08
oklch(27% 0.076 142)
#099900 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) | #9D8900 | 0.143 |
| Deuteranopia (no green cones) | #8F801F | 0.139 |
| Tritanopia (no blue cones) | #009481 | 0.131 |
| Achromatopsia (no color) | #838383 | 0.201 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #099900
#099900
oklch(59.2% 0.2 142.2)
- #B349C2
#B349C2
oklch(59.3% 0.2 322.5)
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 #099900, closest first.
No curated palette has a color within ΔE 0.04 of #099900.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- True Green #089404 ΔE 0.015
- Irish Green #019529 ΔE 0.024
- Grass Green #3F9B0B ΔE 0.026
- Grassy Green #419C03 ΔE 0.028
- Emerald Green #028F1E ΔE 0.034
- Kelley Green #009337 ΔE 0.038
- Forest Green #228B22 ΔE 0.047
- Kelly Green #02AB2E ΔE 0.053
Use #099900 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.