#499900
Closest named color: Grass Green (#3F9B0B). oklch(60.8% 0.181 136.1), rgb(73, 153, 0).
Aa
Black text reads best on this color (5.83:1).
About this color
#499900 is a medium-dark, vivid green. In OKLCH its lightness is 61%, its chroma 0.181 and its hue 136°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Grass Green (#3F9B0B), ΔE 0.008 away. Black text reads best on it, at 5.83:1.
| Hue family | Greens |
| Lightness | medium-dark (61%) |
| Chroma | vivid (0.181) |
| Temperature | in between |
| Nearest name | Grass Green (#3F9B0B) |
| Black text | 5.83:1 |
| White text | 3.59:1 |
Values
| HEX | #499900 |
| RGB | rgb(73, 153, 0) |
| HSL | hsl(91, 100%, 30%) |
| OKLCH | oklch(60.8% 0.181 136.1) |
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 #499900 | 3.59:1 | AA large text | Lc -68.6 | Content text, not long reading |
| Black text on #499900 | 5.83:1 | AA | Lc 40.9 | Non-text elements, placeholder text |
| #499900 text on white | 3.59:1 | AA large text | Lc 63.2 | Content text, not long reading |
| #499900 text on black | 5.83:1 | AA | Lc -38.5 | 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 500.
-
Step 50
50
#F2F7F0
oklch(97% 0.011 136.6)
-
Step 100
100
#E2EEDD
oklch(93.5% 0.026 136.3)
-
Step 200
200
#CBE1C1
oklch(88.5% 0.049 135.8)
-
Step 300
300
#A7CE95
oklch(80.9% 0.088 136)
-
Step 400
400
#76B457
oklch(70.6% 0.141 136.2)
-
Step 500
500 (this color)
#499900
oklch(60.8% 0.181 136.1)
-
Step 600
600
#408700
oklch(55.5% 0.165 136)
-
Step 700
700
#357200
oklch(49.1% 0.146 136)
-
Step 800
800
#2A5D00
oklch(42.6% 0.127 136)
-
Step 900
900
#224E00
oklch(37.7% 0.112 136.1)
-
Step 950
950
#132E03
oklch(26.9% 0.075 136.2)
#499900 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) | #9F8B00 | 0.113 |
| Deuteranopia (no green cones) | #95851E | 0.111 |
| Tritanopia (no blue cones) | #459381 | 0.129 |
| Achromatopsia (no color) | #878787 | 0.182 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #499900
#499900
oklch(60.8% 0.181 136.1)
- #AC59CA
#AC59CA
oklch(60.8% 0.181 316.3)
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 #499900, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grass Green #3F9B0B ΔE 0.008
- Grassy Green #419C03 ΔE 0.010
- Irish Green #019529 ΔE 0.038
- True Green #089404 ΔE 0.038
- Sap Green #5C8B15 ΔE 0.045
- Kelley Green #009337 ΔE 0.047
- Emerald Green #028F1E ΔE 0.050
- Dark Yellow Green #728F02 ΔE 0.050
Use #499900 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.