#3F8754
Closest named color: Sea Green (#2E8B57). oklch(56.3% 0.107 151.1), rgb(63, 135, 84).
Aa
Black text reads best on this color (4.80:1).
About this color
#3F8754 is a medium-dark, moderately saturated green. In OKLCH its lightness is 56%, its chroma 0.107 and its hue 151°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Sea Green (#2E8B57), ΔE 0.015 away. Black text reads best on it, at 4.80:1.
| Hue family | Greens |
| Lightness | medium-dark (56%) |
| Chroma | moderately saturated (0.107) |
| Temperature | in between |
| Nearest name | Sea Green (#2E8B57) |
| Black text | 4.80:1 |
| White text | 4.37:1 |
Values
| HEX | #3F8754 |
| RGB | rgb(63, 135, 84) |
| HSL | hsl(138, 36%, 39%) |
| OKLCH | oklch(56.3% 0.107 151.1) |
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 #3F8754 | 4.37:1 | AA large text | Lc -75.6 | Fine for body text |
| Black text on #3F8754 | 4.80:1 | AA | Lc 34.0 | Non-text elements, placeholder text |
| #3F8754 text on white | 4.37:1 | AA large text | Lc 70.1 | Content text, not long reading |
| #3F8754 text on black | 4.80:1 | AA | Lc -31.6 | 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
#F2F7F3
oklch(97.1% 0.007 151.9)
-
Step 100
100
#E3EDE5
oklch(93.6% 0.015 151.8)
-
Step 200
200
#CDDED0
oklch(88.4% 0.026 150.7)
-
Step 300
300
#ABCAB1
oklch(80.9% 0.048 150.9)
-
Step 400
400
#7DAF88
oklch(70.8% 0.078 150.8)
-
Step 500
500
#5A9A6A
oklch(63% 0.098 150.8)
-
Step 600
600 (this color)
#3F8754
oklch(56.3% 0.107 151.1)
-
Step 700
700
#2E7042
oklch(49% 0.1 151)
-
Step 800
800
#285C37
oklch(42.8% 0.083 150.9)
-
Step 900
900
#254B30
oklch(37.6% 0.064 151.6)
-
Step 950
950
#172C1C
oklch(27% 0.04 150.6)
#3F8754 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) | #887D51 | 0.092 |
| Deuteranopia (no green cones) | #7D7657 | 0.089 |
| Tritanopia (no blue cones) | #2F857A | 0.058 |
| Achromatopsia (no color) | #797979 | 0.108 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3F8754
#3F8754
oklch(56.3% 0.107 151.1)
- #995D92
#995D92
oklch(56.4% 0.106 331.2)
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 #3F8754, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Sea Green #2E8B57 ΔE 0.015
- Dark Sage #598556 ΔE 0.027
- Viridian #1E9167 ΔE 0.033
- Fern Green #548D44 ΔE 0.036
- Light Forest Green #4F9153 ΔE 0.036
- Jungle Green #048243 ΔE 0.043
- Swamp #698339 ΔE 0.048
- Military Green #667C3E ΔE 0.048
Use #3F8754 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.