#3FC77C
Closest named color: Dark Mint (#48C072). oklch(73.9% 0.16 154.8), rgb(63, 199, 124).
Aa
Black text reads best on this color (9.67:1).
About this color
#3FC77C is a medium-light, vivid green. In OKLCH its lightness is 74%, its chroma 0.160 and its hue 155°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Mint (#48C072), ΔE 0.020 away. Black text reads best on it, at 9.67:1.
| Hue family | Greens |
| Lightness | medium-light (74%) |
| Chroma | vivid (0.160) |
| Temperature | in between |
| Nearest name | Dark Mint (#48C072) |
| Black text | 9.67:1 |
| White text | 2.17:1 |
Values
| HEX | #3FC77C |
| RGB | rgb(63, 199, 124) |
| HSL | hsl(147, 55%, 51%) |
| OKLCH | oklch(73.9% 0.16 154.8) |
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 #3FC77C | 2.17:1 | Fails | Lc -47.0 | Large or bold text, headings |
| Black text on #3FC77C | 9.67:1 | AAA | Lc 61.7 | Content text, not long reading |
| #3FC77C text on white | 2.17:1 | Fails | Lc 42.3 | Non-text elements, placeholder text |
| #3FC77C text on black | 9.67:1 | AAA | Lc -59.9 | 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 400.
-
Step 50
50
#EFF8F2
oklch(97.1% 0.012 157)
-
Step 100
100
#DCF0E1
oklch(93.6% 0.029 153.3)
-
Step 200
200
#BDE5C9
oklch(88.6% 0.057 154.6)
-
Step 300
300
#8BD4A4
oklch(80.9% 0.1 154.7)
-
Step 400
400 (this color)
#3FC77C
oklch(73.9% 0.16 154.8)
-
Step 500
500
#00A45D
oklch(63.1% 0.157 154.8)
-
Step 600
600
#008A4D
oklch(55.6% 0.138 154.7)
-
Step 700
700
#007440
oklch(49.1% 0.122 154.8)
-
Step 800
800
#005F34
oklch(42.6% 0.105 155.1)
-
Step 900
900
#004F2A
oklch(37.6% 0.093 154.9)
-
Step 950
950
#003017
oklch(27.1% 0.068 154.6)
#3FC77C 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) | #C6B777 | 0.141 |
| Deuteranopia (no green cones) | #B5AB81 | 0.138 |
| Tritanopia (no blue cones) | #00C5B4 | 0.078 |
| Achromatopsia (no color) | #B0B0B0 | 0.161 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3FC77C
#3FC77C
oklch(73.9% 0.16 154.8)
- #E680D2
#E680D2
oklch(73.8% 0.16 334.8)
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 #3FC77C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Mint #48C072 ΔE 0.020
- Algae Green #21C36F ΔE 0.024
- Greenblue #23C48B ΔE 0.025
- Dark Mint Green #20C073 ΔE 0.027
- Seaweed #18D17B ΔE 0.030
- Soft Green #6FC276 ΔE 0.034
- Green Blue #01C08D ΔE 0.038
- Cool Green #33B864 ΔE 0.048
Use #3FC77C 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.