#658B40
Closest named color: Moss Green (#658B38). oklch(59.1% 0.112 131.3), rgb(101, 139, 64).
Aa
Black text reads best on this color (5.32:1).
About this color
#658B40 is a medium-dark, moderately saturated green. In OKLCH its lightness is 59%, its chroma 0.112 and its hue 131°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Moss Green (#658B38), ΔE 0.008 away. Black text reads best on it, at 5.32:1.
| Hue family | Greens |
| Lightness | medium-dark (59%) |
| Chroma | moderately saturated (0.112) |
| Temperature | in between |
| Nearest name | Moss Green (#658B38) |
| Black text | 5.32:1 |
| White text | 3.94:1 |
Values
| HEX | #658B40 |
| RGB | rgb(101, 139, 64) |
| HSL | hsl(90, 37%, 40%) |
| OKLCH | oklch(59.1% 0.112 131.3) |
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 #658B40 | 3.94:1 | AA large text | Lc -72.3 | Content text, not long reading |
| Black text on #658B40 | 5.32:1 | AA | Lc 37.3 | Non-text elements, placeholder text |
| #658B40 text on white | 3.94:1 | AA large text | Lc 66.8 | Content text, not long reading |
| #658B40 text on black | 5.32:1 | AA | Lc -34.9 | 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
#F4F6F2
oklch(97.1% 0.006 128.5)
-
Step 100
100
#E6ECE2
oklch(93.6% 0.015 132.5)
-
Step 200
200
#D3DDCA
oklch(88.5% 0.028 129.8)
-
Step 300
300
#B5C8A6
oklch(80.9% 0.051 131.4)
-
Step 400
400
#8FAB76
oklch(70.6% 0.08 130.8)
-
Step 500
500
#739652
oklch(63% 0.103 131.1)
-
Step 600
600 (this color)
#658B40
oklch(59.1% 0.112 131.3)
-
Step 700
700
#4B6C28
oklch(49% 0.103 131.1)
-
Step 800
800
#3D5822
oklch(42.5% 0.086 131.4)
-
Step 900
900
#344921
oklch(37.7% 0.068 131.7)
-
Step 950
950
#1F2B14
oklch(27.1% 0.043 131.3)
#658B40 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) | #918239 | 0.064 |
| Deuteranopia (no green cones) | #8B7F45 | 0.064 |
| Tritanopia (no blue cones) | #67867A | 0.085 |
| Achromatopsia (no color) | #808080 | 0.113 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #658B40
#658B40
oklch(59.1% 0.112 131.3)
- #9369AE
#9369AE
oklch(59.1% 0.112 311.3)
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 #658B40, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Moss Green #658B38 ΔE 0.008
- Fern Green #548D44 ΔE 0.019
- Khaki Green #728639 ΔE 0.020
- Swamp #698339 ΔE 0.022
- Mossy Green #638B27 ΔE 0.023
- Light Forest Green #4F9153 ΔE 0.028
- Olive Drab #6B8E23 ΔE 0.029
- Swamp Green #748500 ΔE 0.038
Use #658B40 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.