#3A8958
Closest named color: Sea Green (#2E8B57). oklch(56.7% 0.109 153.7), rgb(58, 137, 88).
Aa
Black text reads best on this color (4.89:1).
About this color
#3A8958 is a medium-dark, moderately saturated green. In OKLCH its lightness is 57%, its chroma 0.109 and its hue 154°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Sea Green (#2E8B57), ΔE 0.010 away. Black text reads best on it, at 4.89:1.
| Hue family | Greens |
| Lightness | medium-dark (57%) |
| Chroma | moderately saturated (0.109) |
| Temperature | in between |
| Nearest name | Sea Green (#2E8B57) |
| Black text | 4.89:1 |
| White text | 4.28:1 |
Values
| HEX | #3A8958 |
| RGB | rgb(58, 137, 88) |
| HSL | hsl(143, 41%, 38%) |
| OKLCH | oklch(56.7% 0.109 153.7) |
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 #3A8958 | 4.28:1 | AA large text | Lc -74.9 | Content text, not long reading |
| Black text on #3A8958 | 4.89:1 | AA | Lc 34.7 | Non-text elements, placeholder text |
| #3A8958 text on white | 4.28:1 | AA large text | Lc 69.4 | Content text, not long reading |
| #3A8958 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
#F2F7F3
oklch(97.1% 0.007 151.9)
-
Step 100
100
#E3EDE5
oklch(93.6% 0.015 151.8)
-
Step 200
200
#CCDFD1
oklch(88.6% 0.028 153.8)
-
Step 300
300
#A9CAB2
oklch(80.8% 0.049 153.6)
-
Step 400
400
#7AAF8A
oklch(70.6% 0.078 153.6)
-
Step 500
500
#559B6D
oklch(63.1% 0.1 153.7)
-
Step 600
600 (this color)
#3A8958
oklch(56.7% 0.109 153.7)
-
Step 700
700
#287145
oklch(49.1% 0.101 153.7)
-
Step 800
800
#235C39
oklch(42.7% 0.084 153.8)
-
Step 900
900
#224C31
oklch(37.8% 0.066 153.6)
-
Step 950
950
#152C1D
oklch(26.9% 0.041 154.1)
#3A8958 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) | #897F55 | 0.096 |
| Deuteranopia (no green cones) | #7E775B | 0.094 |
| Tritanopia (no blue cones) | #23877C | 0.055 |
| Achromatopsia (no color) | #7A7A7A | 0.110 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3A8958
#3A8958
oklch(56.7% 0.109 153.7)
- #9D5D91
#9D5D91
oklch(56.8% 0.108 334.1)
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 #3A8958, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Sea Green #2E8B57 ΔE 0.010
- Viridian #1E9167 ΔE 0.027
- Dark Sage #598556 ΔE 0.030
- Light Forest Green #4F9153 ΔE 0.034
- Fern Green #548D44 ΔE 0.037
- Jungle Green #048243 ΔE 0.045
- Swamp #698339 ΔE 0.052
- Ocean Green #3D9973 ΔE 0.053
Use #3A8958 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.