#4FDCEB
Closest named color: Aqua Blue (#02D8E9). oklch(82.5% 0.12 205.2), rgb(79, 220, 235).
Aa
Black text reads best on this color (12.76:1).
About this color
#4FDCEB is a light, moderately saturated teal or cyan. In OKLCH its lightness is 83%, its chroma 0.120 and its hue 205°. Its hue sits on the cool side of the wheel. The nearest named color is Aqua Blue (#02D8E9), ΔE 0.027 away. Black text reads best on it, at 12.76:1.
| Hue family | Teals and cyans |
| Lightness | light (83%) |
| Chroma | moderately saturated (0.120) |
| Temperature | cool |
| Nearest name | Aqua Blue (#02D8E9) |
| Black text | 12.76:1 |
| White text | 1.64:1 |
Values
| HEX | #4FDCEB |
| RGB | rgb(79, 220, 235) |
| HSL | hsl(186, 80%, 62%) |
| OKLCH | oklch(82.5% 0.12 205.2) |
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 #4FDCEB | 1.64:1 | Fails | Lc -31.8 | Non-text elements, placeholder text |
| Black text on #4FDCEB | 12.76:1 | AAA | Lc 75.6 | Fine for body text |
| #4FDCEB text on white | 1.64:1 | Fails | Lc 28.2 | Dividers and decoration only |
| #4FDCEB text on black | 12.76:1 | AAA | Lc -74.7 | Content text, not long reading |
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
#EAF9FB
oklch(97.2% 0.016 206.4)
-
Step 100
100
#D0F1F5
oklch(93.6% 0.035 205.5)
-
Step 200
200
#A5E6EE
oklch(88.4% 0.066 205.6)
-
Step 300
300 (this color)
#4FDCEB
oklch(82.5% 0.12 205.2)
-
Step 400
400
#00B6C4
oklch(70.8% 0.121 204.6)
-
Step 500
500
#009CA9
oklch(63.2% 0.108 205.2)
-
Step 600
600
#00838E
oklch(55.7% 0.095 205.2)
-
Step 700
700
#006E77
oklch(49.1% 0.084 204.7)
-
Step 800
800
#005A62
oklch(42.7% 0.073 205.3)
-
Step 900
900
#004B52
oklch(37.7% 0.064 205.5)
-
Step 950
950
#002D31
oklch(27.1% 0.046 204.1)
#4FDCEB 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) | #CBD3EC | 0.119 |
| Deuteranopia (no green cones) | #B4C2EB | 0.110 |
| Tritanopia (no blue cones) | #00E5E0 | 0.039 |
| Achromatopsia (no color) | #CACACA | 0.121 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4FDCEB
#4FDCEB
oklch(82.5% 0.12 205.2)
- #FFADA6
#FFADA6
oklch(82.5% 0.098 24.8)
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 #4FDCEB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Aqua Blue #02D8E9 ΔE 0.027
- Turquoise #40E0D0 ΔE 0.045
- Medium Turquoise #48D1CC ΔE 0.048
- Sky Blue #87CEEB ΔE 0.053
- Robin's Egg #6DEDFD ΔE 0.055
- Vivid Sky Blue #4CC9F0 ΔE 0.056
- Dark Turquoise #00CED1 ΔE 0.058
- Light Sky Blue #87CEFA ΔE 0.063
Use #4FDCEB 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.