#3F8564
Closest named color: Dark Sage (#598556). oklch(56.2% 0.088 161.1), rgb(63, 133, 100).
Aa
Black text reads best on this color (4.75:1).
About this color
#3F8564 is a medium-dark, moderately saturated green. In OKLCH its lightness is 56%, its chroma 0.088 and its hue 161°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Sage (#598556), ΔE 0.030 away. Black text reads best on it, at 4.75:1.
| Hue family | Greens |
| Lightness | medium-dark (56%) |
| Chroma | moderately saturated (0.088) |
| Temperature | in between |
| Nearest name | Dark Sage (#598556) |
| Black text | 4.75:1 |
| White text | 4.42:1 |
Values
| HEX | #3F8564 |
| RGB | rgb(63, 133, 100) |
| HSL | hsl(152, 36%, 38%) |
| OKLCH | oklch(56.2% 0.088 161.1) |
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 #3F8564 | 4.42:1 | AA large text | Lc -76.0 | Fine for body text |
| Black text on #3F8564 | 4.75:1 | AA | Lc 33.6 | Non-text elements, placeholder text |
| #3F8564 text on white | 4.42:1 | AA large text | Lc 70.5 | Content text, not long reading |
| #3F8564 text on black | 4.75:1 | AA | Lc -31.2 | 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
#F2F7F4
oklch(97.2% 0.007 160.1)
-
Step 100
100
#E4ECE7
oklch(93.6% 0.011 158.8)
-
Step 200
200
#CDDED4
oklch(88.5% 0.023 160.2)
-
Step 300
300
#ABC9B8
oklch(80.9% 0.04 160.6)
-
Step 400
400
#7DAD94
oklch(70.6% 0.063 161.5)
-
Step 500
500
#5A997A
oklch(63.1% 0.081 161.5)
-
Step 600
600 (this color)
#3F8564
oklch(56.2% 0.088 161.1)
-
Step 700
700
#2F6F51
oklch(49.1% 0.082 160.7)
-
Step 800
800
#285A43
oklch(42.6% 0.067 161.7)
-
Step 900
900
#264A38
oklch(37.6% 0.052 160.6)
-
Step 950
950
#172C21
oklch(27.1% 0.034 160.1)
#3F8564 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) | #837C62 | 0.084 |
| Deuteranopia (no green cones) | #797566 | 0.082 |
| Tritanopia (no blue cones) | #28857C | 0.037 |
| Achromatopsia (no color) | #787878 | 0.089 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3F8564
#3F8564
oklch(56.2% 0.088 161.1)
- #986084
#986084
oklch(56.2% 0.087 341.3)
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 #3F8564, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Sage #598556 ΔE 0.030
- Sea Green #2E8B57 ΔE 0.033
- Viridian #1E9167 ΔE 0.038
- Slate Green #658D6D ΔE 0.051
- Light Forest Green #4F9153 ΔE 0.052
- Dusty Teal #4C9085 ΔE 0.055
- Teal #008080 ΔE 0.056
- Military Green #667C3E ΔE 0.056
Use #3F8564 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.