#429428
Closest named color: Grass Green (#3F9B0B). oklch(59.3% 0.163 139.3), rgb(66, 148, 40).
Aa
Black text reads best on this color (5.49:1).
About this color
#429428 is a medium-dark, vivid green. In OKLCH its lightness is 59%, its chroma 0.163 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 0.028 away. Black text reads best on it, at 5.49:1.
| Hue family | Greens |
| Lightness | medium-dark (59%) |
| Chroma | vivid (0.163) |
| Temperature | in between |
| Nearest name | Grass Green (#3F9B0B) |
| Black text | 5.49:1 |
| White text | 3.81:1 |
Values
| HEX | #429428 |
| RGB | rgb(66, 148, 40) |
| HSL | hsl(106, 57%, 37%) |
| OKLCH | oklch(59.3% 0.163 139.3) |
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 #429428 | 3.81:1 | AA large text | Lc -70.9 | Content text, not long reading |
| Black text on #429428 | 5.49:1 | AA | Lc 38.7 | Non-text elements, placeholder text |
| #429428 text on white | 3.81:1 | AA large text | Lc 65.4 | Content text, not long reading |
| #429428 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
#E3EEE0
oklch(93.7% 0.022 139)
-
Step 200
200
#CCE0C7
oklch(88.5% 0.04 139.4)
-
Step 300
300
#A9CD9F
oklch(81% 0.074 138.9)
-
Step 400
400
#79B26A
oklch(70.6% 0.117 139.3)
-
Step 500
500
#549E3F
oklch(63% 0.15 139.3)
-
Step 600
600 (this color)
#429428
oklch(59.3% 0.163 139.3)
-
Step 700
700
#287407
oklch(49.2% 0.152 139.2)
-
Step 800
800
#235E0D
oklch(42.6% 0.126 139.2)
-
Step 900
900
#224D15
oklch(37.6% 0.098 139.2)
-
Step 950
950
#152D0E
oklch(26.9% 0.061 139.1)
#429428 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) | #988716 | 0.107 |
| Deuteranopia (no green cones) | #8E8033 | 0.109 |
| Tritanopia (no blue cones) | #3A8F7F | 0.112 |
| Achromatopsia (no color) | #828282 | 0.164 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #429428
#429428
oklch(59.3% 0.163 139.3)
- #A759BA
#A759BA
oklch(59.4% 0.163 319.5)
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 #429428, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grass Green #3F9B0B ΔE 0.028
- Irish Green #019529 ΔE 0.028
- Kelley Green #009337 ΔE 0.029
- Sap Green #5C8B15 ΔE 0.031
- Grassy Green #419C03 ΔE 0.031
- True Green #089404 ΔE 0.036
- Emerald Green #028F1E ΔE 0.037
- Forest Green #228B22 ΔE 0.037
Use #429428 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.