#408636
Closest named color: Fern Green (#548D44). oklch(55.6% 0.135 141.2), rgb(64, 134, 54).
Aa
Black text reads best on this color (4.68:1).
About this color
#408636 is a medium-dark, moderately saturated green. In OKLCH its lightness is 56%, its chroma 0.135 and its hue 141°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Fern Green (#548D44), ΔE 0.034 away. Black text reads best on it, at 4.68:1.
| Hue family | Greens |
| Lightness | medium-dark (56%) |
| Chroma | moderately saturated (0.135) |
| Temperature | in between |
| Nearest name | Fern Green (#548D44) |
| Black text | 4.68:1 |
| White text | 4.48:1 |
Values
| HEX | #408636 |
| RGB | rgb(64, 134, 54) |
| HSL | hsl(113, 43%, 37%) |
| OKLCH | oklch(55.6% 0.135 141.2) |
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 #408636 | 4.48:1 | AA large text | Lc -76.4 | Fine for body text |
| Black text on #408636 | 4.68:1 | AA | Lc 33.2 | Non-text elements, placeholder text |
| #408636 text on white | 4.48:1 | AA large text | Lc 70.9 | Content text, not long reading |
| #408636 text on black | 4.68:1 | AA | Lc -30.8 | 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
#F3F7F2
oklch(97.2% 0.008 139.4)
-
Step 100
100
#E4EDE2
oklch(93.6% 0.017 140)
-
Step 200
200
#CDDFCA
oklch(88.4% 0.034 141.2)
-
Step 300
300
#ACCBA6
oklch(80.9% 0.061 140.6)
-
Step 400
400
#7EB077
oklch(70.7% 0.097 141.5)
-
Step 500
500
#5C9C53
oklch(63.2% 0.124 141.3)
-
Step 600
600 (this color)
#408636
oklch(55.6% 0.135 141.2)
-
Step 700
700
#317128
oklch(49% 0.125 141.3)
-
Step 800
800
#2A5C23
oklch(42.6% 0.103 141.3)
-
Step 900
900
#274C21
oklch(37.7% 0.081 141)
-
Step 950
950
#172D14
oklch(27.1% 0.053 141.4)
#408636 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) | #897B2E | 0.094 |
| Deuteranopia (no green cones) | #80753C | 0.094 |
| Tritanopia (no blue cones) | #388275 | 0.089 |
| Achromatopsia (no color) | #777777 | 0.136 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #408636
#408636
oklch(55.6% 0.135 141.2)
- #9655A2
#9655A2
oklch(55.4% 0.135 321.2)
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 #408636, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Fern Green #548D44 ΔE 0.034
- Forest Green #228B22 ΔE 0.034
- Dark Grass Green #388004 ΔE 0.036
- Jungle Green #048243 ΔE 0.036
- Sea Green #2E8B57 ΔE 0.037
- Tree Green #2A7E19 ΔE 0.039
- Sap Green #5C8B15 ΔE 0.040
- Mossy Green #638B27 ΔE 0.042
Use #408636 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.