#3FAB85
Closest named color: Dark Seafoam Green (#3EAF76). oklch(66.9% 0.114 166.3), rgb(63, 171, 133).
Aa
Black text reads best on this color (7.37:1).
About this color
#3FAB85 is a medium-light, moderately saturated green. In OKLCH its lightness is 67%, its chroma 0.114 and its hue 166°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Seafoam Green (#3EAF76), ΔE 0.027 away. Black text reads best on it, at 7.37:1.
| Hue family | Greens |
| Lightness | medium-light (67%) |
| Chroma | moderately saturated (0.114) |
| Temperature | in between |
| Nearest name | Dark Seafoam Green (#3EAF76) |
| Black text | 7.37:1 |
| White text | 2.84:1 |
Values
| HEX | #3FAB85 |
| RGB | rgb(63, 171, 133) |
| HSL | hsl(159, 46%, 46%) |
| OKLCH | oklch(66.9% 0.114 166.3) |
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 #3FAB85 | 2.84:1 | Fails | Lc -59.6 | Large or bold text, headings |
| Black text on #3FAB85 | 7.37:1 | AAA | Lc 49.8 | Large or bold text, headings |
| #3FAB85 text on white | 2.84:1 | Fails | Lc 54.3 | Large or bold text, headings |
| #3FAB85 text on black | 7.37:1 | AAA | Lc -47.5 | Large or bold text, headings |
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 500.
-
Step 50
50
#F1F7F4
oklch(97.1% 0.007 164.9)
-
Step 100
100
#E0EDE7
oklch(93.5% 0.016 166.7)
-
Step 200
200
#C7E0D4
oklch(88.5% 0.031 165.2)
-
Step 300
300
#9FCDB9
oklch(81% 0.056 166.6)
-
Step 400
400
#66B394
oklch(70.8% 0.09 166)
-
Step 500
500 (this color)
#3FAB85
oklch(66.9% 0.114 166.3)
-
Step 600
600
#008864
oklch(55.6% 0.115 166.4)
-
Step 700
700
#007253
oklch(49% 0.101 166.2)
-
Step 800
800
#005E44
oklch(42.7% 0.088 166.3)
-
Step 900
900
#074E39
oklch(37.8% 0.074 166.7)
-
Step 950
950
#0A2E21
oklch(27.1% 0.048 165.4)
#3FAB85 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) | #A7A083 | 0.113 |
| Deuteranopia (no green cones) | #989587 | 0.109 |
| Tritanopia (no blue cones) | #00ABA0 | 0.041 |
| Achromatopsia (no color) | #999999 | 0.115 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3FAB85
#3FAB85
oklch(66.9% 0.114 166.3)
- #C777A3
#C777A3
oklch(66.9% 0.114 346.5)
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 #3FAB85, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Seafoam Green #3EAF76 ΔE 0.027
- Greeny Blue #42B395 ΔE 0.028
- Bluey Green #2BB179 ΔE 0.030
- Tea #65AB7C ΔE 0.031
- Jade #1FA774 ΔE 0.032
- Dark Seafoam #1FB57A ΔE 0.040
- Seaweed Green #35AD6B ΔE 0.040
- Algae #54AC68 ΔE 0.040
Use #3FAB85 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.