#55A43B
Closest named color: Mid Green (#50A747). oklch(64.6% 0.161 138.8), rgb(85, 164, 59).
Aa
Black text reads best on this color (6.75:1).
About this color
#55A43B is a medium-light, vivid green. In OKLCH its lightness is 65%, its chroma 0.161 and its hue 139°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Mid Green (#50A747), ΔE 0.011 away. Black text reads best on it, at 6.75:1.
| Hue family | Greens |
| Lightness | medium-light (65%) |
| Chroma | vivid (0.161) |
| Temperature | in between |
| Nearest name | Mid Green (#50A747) |
| Black text | 6.75:1 |
| White text | 3.10:1 |
Values
| HEX | #55A43B |
| RGB | rgb(85, 164, 59) |
| HSL | hsl(105, 47%, 44%) |
| OKLCH | oklch(64.6% 0.161 138.8) |
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 #55A43B | 3.10:1 | AA large text | Lc -63.2 | Content text, not long reading |
| Black text on #55A43B | 6.75:1 | AA | Lc 46.3 | Large or bold text, headings |
| #55A43B text on white | 3.10:1 | AA large text | Lc 57.8 | Large or bold text, headings |
| #55A43B text on black | 6.75:1 | AA | Lc -44.0 | 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
#E2EEDF
oklch(93.6% 0.024 139.4)
-
Step 200
200
#CBE1C5
oklch(88.6% 0.044 139)
-
Step 300
300
#A7CD9C
oklch(80.8% 0.079 138.7)
-
Step 400
400
#77B365
oklch(70.7% 0.125 138.7)
-
Step 500
500 (this color)
#55A43B
oklch(64.6% 0.161 138.8)
-
Step 600
600
#318900
oklch(55.5% 0.174 138.8)
-
Step 700
700
#287400
oklch(49.2% 0.155 138.8)
-
Step 800
800
#1F5F00
oklch(42.7% 0.134 138.9)
-
Step 900
900
#204E0F
oklch(37.7% 0.105 138.8)
-
Step 950
950
#142E0B
oklch(27.1% 0.067 138.6)
#55A43B 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) | #A9962E | 0.107 |
| Deuteranopia (no green cones) | #9E9044 | 0.106 |
| Tritanopia (no blue cones) | #4F9F8E | 0.110 |
| Achromatopsia (no color) | #929292 | 0.162 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #55A43B
#55A43B
oklch(64.6% 0.161 138.8)
- #B76ACB
#B76ACB
oklch(64.6% 0.16 319.1)
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 #55A43B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Mid Green #50A747 ΔE 0.011
- Medium Green #39AD48 ΔE 0.028
- Grass #5CAC2D ΔE 0.029
- Fern #63A950 ΔE 0.029
- Muted Green #5FA052 ΔE 0.032
- Leaf Green #5CA904 ΔE 0.034
- Dark Pastel Green #56AE57 ΔE 0.035
- Leaf #71AA34 ΔE 0.035
Use #55A43B 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.