#3FA781
Closest named color: Jade (#1FA774). oklch(65.8% 0.112 165.6), rgb(63, 167, 129).
Aa
Black text reads best on this color (7.05:1).
About this color
#3FA781 is a medium-light, moderately saturated green. In OKLCH its lightness is 66%, its chroma 0.112 and its hue 166°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Jade (#1FA774), ΔE 0.026 away. Black text reads best on it, at 7.05:1.
| Hue family | Greens |
| Lightness | medium-light (66%) |
| Chroma | moderately saturated (0.112) |
| Temperature | in between |
| Nearest name | Jade (#1FA774) |
| Black text | 7.05:1 |
| White text | 2.97:1 |
Values
| HEX | #3FA781 |
| RGB | rgb(63, 167, 129) |
| HSL | hsl(158, 45%, 45%) |
| OKLCH | oklch(65.8% 0.112 165.6) |
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 #3FA781 | 2.97:1 | Fails | Lc -61.4 | Content text, not long reading |
| Black text on #3FA781 | 7.05:1 | AAA | Lc 48.0 | Large or bold text, headings |
| #3FA781 text on white | 2.97:1 | Fails | Lc 56.1 | Large or bold text, headings |
| #3FA781 text on black | 7.05:1 | AAA | Lc -45.7 | 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
#E1EDE7
oklch(93.5% 0.015 164.7)
-
Step 200
200
#C7E0D4
oklch(88.5% 0.031 165.2)
-
Step 300
300
#A0CCB8
oklch(80.8% 0.054 165.6)
-
Step 400
400
#68B294
oklch(70.7% 0.087 166)
-
Step 500
500 (this color)
#3FA781
oklch(65.8% 0.112 165.6)
-
Step 600
600
#008863
oklch(55.6% 0.116 165.8)
-
Step 700
700
#007353
oklch(49.2% 0.103 165.6)
-
Step 800
800
#005E43
oklch(42.7% 0.089 165.5)
-
Step 900
900
#0C4E38
oklch(37.8% 0.074 165.1)
-
Step 950
950
#0B2E21
oklch(27.2% 0.047 165.1)
#3FA781 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) | #A49C7F | 0.112 |
| Deuteranopia (no green cones) | #959183 | 0.107 |
| Tritanopia (no blue cones) | #00A79C | 0.041 |
| Achromatopsia (no color) | #969696 | 0.113 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3FA781
#3FA781
oklch(65.8% 0.112 165.6)
- #C274A0
#C274A0
oklch(65.7% 0.112 345.7)
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 #3FA781, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Jade #1FA774 ΔE 0.026
- Dark Seafoam Green #3EAF76 ΔE 0.032
- Tea #65AB7C ΔE 0.035
- Bluey Green #2BB179 ΔE 0.036
- Greeny Blue #42B395 ΔE 0.039
- Seaweed Green #35AD6B ΔE 0.041
- Ocean Green #3D9973 ΔE 0.041
- Algae #54AC68 ΔE 0.042
Use #3FA781 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.