#3A951B
Closest named color: Grass Green (#3F9B0B). oklch(59.2% 0.175 139.5), rgb(58, 149, 27).
Aa
Black text reads best on this color (5.49:1).
About this color
#3A951B is a medium-dark, vivid green. In OKLCH its lightness is 59%, its chroma 0.175 and its hue 139°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Grass Green (#3F9B0B), ΔE 0.021 away. Black text reads best on it, at 5.49:1.
| Hue family | Greens |
| Lightness | medium-dark (59%) |
| Chroma | vivid (0.175) |
| Temperature | in between |
| Nearest name | Grass Green (#3F9B0B) |
| Black text | 5.49:1 |
| White text | 3.82:1 |
Values
| HEX | #3A951B |
| RGB | rgb(58, 149, 27) |
| HSL | hsl(105, 69%, 35%) |
| OKLCH | oklch(59.2% 0.175 139.5) |
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 #3A951B | 3.82:1 | AA large text | Lc -70.8 | Content text, not long reading |
| Black text on #3A951B | 5.49:1 | AA | Lc 38.8 | Non-text elements, placeholder text |
| #3A951B text on white | 3.82:1 | AA large text | Lc 65.3 | Content text, not long reading |
| #3A951B text on black | 5.49:1 | AA | Lc -36.3 | 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
#E2EEDF
oklch(93.6% 0.024 139.4)
-
Step 200
200
#CBE1C5
oklch(88.6% 0.044 139)
-
Step 300
300
#A6CE9D
oklch(81% 0.08 139.9)
-
Step 400
400
#75B366
oklch(70.6% 0.125 139.6)
-
Step 500
500
#4EA038
oklch(63.2% 0.162 139.6)
-
Step 600
600 (this color)
#3A951B
oklch(59.2% 0.175 139.5)
-
Step 700
700
#247400
oklch(49.1% 0.156 139.5)
-
Step 800
800
#1D5F01
oklch(42.7% 0.135 139.4)
-
Step 900
900
#1E4E10
oklch(37.7% 0.105 139.6)
-
Step 950
950
#132E0C
oklch(27.1% 0.066 139.6)
#3A951B 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) | #998700 | 0.116 |
| Deuteranopia (no green cones) | #8E802A | 0.116 |
| Tritanopia (no blue cones) | #2F907F | 0.119 |
| Achromatopsia (no color) | #828282 | 0.176 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3A951B
#3A951B
oklch(59.2% 0.175 139.5)
- #A954BE
#A954BE
oklch(59.1% 0.176 319.3)
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 #3A951B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grass Green #3F9B0B ΔE 0.021
- Irish Green #019529 ΔE 0.021
- Grassy Green #419C03 ΔE 0.025
- True Green #089404 ΔE 0.026
- Kelley Green #009337 ΔE 0.029
- Emerald Green #028F1E ΔE 0.032
- Forest Green #228B22 ΔE 0.036
- Sap Green #5C8B15 ΔE 0.039
Use #3A951B 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.