#3FC68B
Closest named color: Greenblue (#23C48B). oklch(73.9% 0.145 160.3), rgb(63, 198, 139).
Aa
Black text reads best on this color (9.66:1).
About this color
#3FC68B is a medium-light, vivid green. In OKLCH its lightness is 74%, its chroma 0.145 and its hue 160°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Greenblue (#23C48B), ΔE 0.014 away. Black text reads best on it, at 9.66:1.
| Hue family | Greens |
| Lightness | medium-light (74%) |
| Chroma | vivid (0.145) |
| Temperature | in between |
| Nearest name | Greenblue (#23C48B) |
| Black text | 9.66:1 |
| White text | 2.17:1 |
Values
| HEX | #3FC68B |
| RGB | rgb(63, 198, 139) |
| HSL | hsl(154, 54%, 51%) |
| OKLCH | oklch(73.9% 0.145 160.3) |
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 #3FC68B | 2.17:1 | Fails | Lc -47.0 | Large or bold text, headings |
| Black text on #3FC68B | 9.66:1 | AAA | Lc 61.6 | Content text, not long reading |
| #3FC68B text on white | 2.17:1 | Fails | Lc 42.3 | Non-text elements, placeholder text |
| #3FC68B text on black | 9.66:1 | 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
#EFF8F3
oklch(97.1% 0.012 162.1)
-
Step 100
100
#DCF0E4
oklch(93.7% 0.026 159.6)
-
Step 200
200
#BDE4CE
oklch(88.5% 0.051 160.5)
-
Step 300
300
#8BD3AD
oklch(80.9% 0.091 160.4)
-
Step 400
400 (this color)
#3FC68B
oklch(73.9% 0.145 160.3)
-
Step 500
500
#00A36B
oklch(63.1% 0.143 160.1)
-
Step 600
600
#00895A
oklch(55.6% 0.125 160.5)
-
Step 700
700
#00734B
oklch(49% 0.11 160.6)
-
Step 800
800
#005F3C
oklch(42.8% 0.097 159.8)
-
Step 900
900
#004F32
oklch(37.7% 0.085 160.4)
-
Step 950
950
#002F1C
oklch(26.9% 0.06 160.5)
#3FC68B 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) | #C4B788 | 0.138 |
| Deuteranopia (no green cones) | #B2AB8F | 0.133 |
| Tritanopia (no blue cones) | #00C5B6 | 0.061 |
| Achromatopsia (no color) | #B0B0B0 | 0.146 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3FC68B
#3FC68B
oklch(73.9% 0.145 160.3)
- #E684C7
#E684C7
oklch(73.9% 0.145 340.1)
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 #3FC68B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Greenblue #23C48B ΔE 0.014
- Green Blue #01C08D ΔE 0.027
- Dark Mint #48C072 ΔE 0.031
- Soft Green #6FC276 ΔE 0.037
- Dark Mint Green #20C073 ΔE 0.037
- Algae Green #21C36F ΔE 0.040
- Emerald #06D6A0 ΔE 0.044
- Seaweed #18D17B ΔE 0.045
Use #3FC68B 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.