#3FC775
Closest named color: Dark Mint (#48C072). oklch(73.7% 0.166 152.7), rgb(63, 199, 117).
Aa
Black text reads best on this color (9.63:1).
About this color
#3FC775 is a medium-light, vivid green. In OKLCH its lightness is 74%, its chroma 0.166 and its hue 153°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Mint (#48C072), ΔE 0.019 away. Black text reads best on it, at 9.63:1.
| Hue family | Greens |
| Lightness | medium-light (74%) |
| Chroma | vivid (0.166) |
| Temperature | in between |
| Nearest name | Dark Mint (#48C072) |
| Black text | 9.63:1 |
| White text | 2.17:1 |
Values
| HEX | #3FC775 |
| RGB | rgb(63, 199, 117) |
| HSL | hsl(144, 55%, 51%) |
| OKLCH | oklch(73.7% 0.166 152.7) |
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 #3FC775 | 2.17:1 | Fails | Lc -47.1 | Large or bold text, headings |
| Black text on #3FC775 | 9.63:1 | AAA | Lc 61.5 | Content text, not long reading |
| #3FC775 text on white | 2.17:1 | Fails | Lc 42.4 | Non-text elements, placeholder text |
| #3FC775 text on black | 9.63:1 | AAA | Lc -59.8 | 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
#EFF8F1
oklch(97% 0.013 152.6)
-
Step 100
100
#DCF0E0
oklch(93.6% 0.03 151.5)
-
Step 200
200
#BDE5C7
oklch(88.5% 0.058 152.7)
-
Step 300
300
#8BD4A0
oklch(80.8% 0.104 152.7)
-
Step 400
400 (this color)
#3FC775
oklch(73.7% 0.166 152.7)
-
Step 500
500
#00A456
oklch(63% 0.163 152.8)
-
Step 600
600
#008A47
oklch(55.5% 0.144 152.6)
-
Step 700
700
#00743B
oklch(49% 0.127 152.7)
-
Step 800
800
#005F2F
oklch(42.5% 0.11 152.7)
-
Step 900
900
#005027
oklch(37.8% 0.098 152.9)
-
Step 950
950
#003015
oklch(27.1% 0.07 152.9)
#3FC775 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) | #C7B76F | 0.143 |
| Deuteranopia (no green cones) | #B6AB7A | 0.140 |
| Tritanopia (no blue cones) | #00C4B3 | 0.087 |
| Achromatopsia (no color) | #B0B0B0 | 0.167 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3FC775
#3FC775
oklch(73.7% 0.166 152.7)
- #E67FD7
#E67FD7
oklch(73.8% 0.166 332.7)
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 #3FC775, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Mint #48C072 ΔE 0.019
- Algae Green #21C36F ΔE 0.019
- Dark Mint Green #20C073 ΔE 0.026
- Seaweed #18D17B ΔE 0.028
- Greenblue #23C48B ΔE 0.033
- Soft Green #6FC276 ΔE 0.036
- Green Blue #01C08D ΔE 0.045
- Cool Green #33B864 ΔE 0.045
Use #3FC775 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.