#3B8A3F
Closest named color: Fern Green (#548D44). oklch(56.6% 0.135 144.4), rgb(59, 138, 63).
Aa
Black text reads best on this color (4.89:1).
About this color
#3B8A3F is a medium-dark, moderately saturated green. In OKLCH its lightness is 57%, its chroma 0.135 and its hue 144°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Fern Green (#548D44), ΔE 0.027 away. Black text reads best on it, at 4.89:1.
| Hue family | Greens |
| Lightness | medium-dark (57%) |
| Chroma | moderately saturated (0.135) |
| Temperature | in between |
| Nearest name | Fern Green (#548D44) |
| Black text | 4.89:1 |
| White text | 4.29:1 |
Values
| HEX | #3B8A3F |
| RGB | rgb(59, 138, 63) |
| HSL | hsl(123, 40%, 39%) |
| OKLCH | oklch(56.6% 0.135 144.4) |
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 #3B8A3F | 4.29:1 | AA large text | Lc -74.9 | Content text, not long reading |
| Black text on #3B8A3F | 4.89:1 | AA | Lc 34.7 | Non-text elements, placeholder text |
| #3B8A3F text on white | 4.29:1 | AA large text | Lc 69.4 | Content text, not long reading |
| #3B8A3F text on black | 4.89:1 | AA | Lc -32.3 | 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
#F2F7F2
oklch(97.1% 0.008 145.5)
-
Step 100
100
#E3EDE3
oklch(93.6% 0.017 145.4)
-
Step 200
200
#CCDFCC
oklch(88.4% 0.033 145.3)
-
Step 300
300
#A9CBA9
oklch(80.8% 0.06 145)
-
Step 400
400
#7AB17A
oklch(70.8% 0.098 144.5)
-
Step 500
500
#569D57
oklch(63.2% 0.125 144.2)
-
Step 600
600 (this color)
#3B8A3F
oklch(56.6% 0.135 144.4)
-
Step 700
700
#29722E
oklch(49% 0.125 144.5)
-
Step 800
800
#245D27
oklch(42.7% 0.104 144.4)
-
Step 900
900
#234C24
oklch(37.6% 0.081 144.2)
-
Step 950
950
#152D16
oklch(27% 0.051 144.9)
#3B8A3F 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) | #8C7E38 | 0.101 |
| Deuteranopia (no green cones) | #827744 | 0.101 |
| Tritanopia (no blue cones) | #2D8779 | 0.083 |
| Achromatopsia (no color) | #7A7A7A | 0.136 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3B8A3F
#3B8A3F
oklch(56.6% 0.135 144.4)
- #9C57A2
#9C57A2
oklch(56.5% 0.135 324.2)
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 #3B8A3F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Fern Green #548D44 ΔE 0.027
- Sea Green #2E8B57 ΔE 0.028
- Forest Green #228B22 ΔE 0.035
- Light Forest Green #4F9153 ΔE 0.037
- Kelley Green #009337 ΔE 0.037
- Jungle Green #048243 ΔE 0.039
- Sap Green #5C8B15 ΔE 0.041
- Mossy Green #638B27 ΔE 0.042
Use #3B8A3F 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.