#3FE5C4
Closest named color: Aqua Marine (#2EE8BB). oklch(83.1% 0.141 176), rgb(63, 229, 196).
Aa
Black text reads best on this color (13.21:1).
About this color
#3FE5C4 is a light, vivid teal or cyan. In OKLCH its lightness is 83%, its chroma 0.141 and its hue 176°. Its hue sits on the cool side of the wheel. The nearest named color is Aqua Marine (#2EE8BB), ΔE 0.019 away. Black text reads best on it, at 13.21:1.
| Hue family | Teals and cyans |
| Lightness | light (83%) |
| Chroma | vivid (0.141) |
| Temperature | cool |
| Nearest name | Aqua Marine (#2EE8BB) |
| Black text | 13.21:1 |
| White text | 1.58:1 |
Values
| HEX | #3FE5C4 |
| RGB | rgb(63, 229, 196) |
| HSL | hsl(168, 76%, 57%) |
| OKLCH | oklch(83.1% 0.141 176) |
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 #3FE5C4 | 1.58:1 | Fails | Lc -29.7 | Dividers and decoration only |
| Black text on #3FE5C4 | 13.21:1 | AAA | Lc 77.5 | Fine for body text |
| #3FE5C4 text on white | 1.58:1 | Fails | Lc 26.2 | Dividers and decoration only |
| #3FE5C4 text on black | 13.21:1 | AAA | Lc -76.8 | Fine for body text |
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 300.
-
Step 50
50
#E9FAF5
oklch(97.1% 0.019 176.5)
-
Step 100
100
#CFF3E9
oklch(93.6% 0.04 176.8)
-
Step 200
200
#A1EBD7
oklch(88.6% 0.079 175.6)
-
Step 300
300 (this color)
#3FE5C4
oklch(83.1% 0.141 176)
-
Step 400
400
#00BB9D
oklch(70.7% 0.133 175.7)
-
Step 500
500
#00A087
oklch(63.1% 0.118 176.3)
-
Step 600
600
#008771
oklch(55.7% 0.104 175.8)
-
Step 700
700
#00715F
oklch(49% 0.091 176.5)
-
Step 800
800
#005D4D
oklch(42.7% 0.08 175.6)
-
Step 900
900
#004D40
oklch(37.6% 0.07 176.4)
-
Step 950
950
#002E25
oklch(26.9% 0.05 175.6)
#3FE5C4 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) | #DCD7C3 | 0.147 |
| Deuteranopia (no green cones) | #C6C6C6 | 0.141 |
| Tritanopia (no blue cones) | #00E8DB | 0.031 |
| Achromatopsia (no color) | #CDCDCD | 0.142 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3FE5C4
#3FE5C4
oklch(83.1% 0.141 176)
- #FFABCA
#FFABCA
oklch(83.1% 0.105 355.9)
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 #3FE5C4, closest first.
No curated palette has a color within ΔE 0.04 of #3FE5C4.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Aqua Marine #2EE8BB ΔE 0.019
- Turquoise #40E0D0 ΔE 0.025
- Bright Teal #01F9C6 ΔE 0.055
- Light Teal #90E4C1 ΔE 0.055
- Seafoam Blue #78D1B6 ΔE 0.058
- Medium Turquoise #48D1CC ΔE 0.061
- Emerald #06D6A0 ΔE 0.061
- Light Turquoise #7EF4CC ΔE 0.062
Use #3FE5C4 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.