#4CCDF4
Closest named color: Vivid Sky Blue (#4CC9F0). oklch(79.3% 0.123 221.9), rgb(76, 205, 244).
Aa
Black text reads best on this color (11.34:1).
About this color
#4CCDF4 is a light, moderately saturated teal or cyan. In OKLCH its lightness is 79%, its chroma 0.123 and its hue 222°. Its hue sits on the cool side of the wheel. The nearest named color is Vivid Sky Blue (#4CC9F0), ΔE 0.011 away. Black text reads best on it, at 11.34:1.
| Hue family | Teals and cyans |
| Lightness | light (79%) |
| Chroma | moderately saturated (0.123) |
| Temperature | cool |
| Nearest name | Vivid Sky Blue (#4CC9F0) |
| Black text | 11.34:1 |
| White text | 1.85:1 |
Values
| HEX | #4CCDF4 |
| RGB | rgb(76, 205, 244) |
| HSL | hsl(194, 88%, 63%) |
| OKLCH | oklch(79.3% 0.123 221.9) |
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 #4CCDF4 | 1.85:1 | Fails | Lc -38.6 | Non-text elements, placeholder text |
| Black text on #4CCDF4 | 11.34:1 | AAA | Lc 69.4 | Content text, not long reading |
| #4CCDF4 text on white | 1.85:1 | Fails | Lc 34.5 | Non-text elements, placeholder text |
| #4CCDF4 text on black | 11.34:1 | AAA | Lc -68.1 | 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
#EAF8FD
oklch(97% 0.016 221.1)
-
Step 100
100
#D1F0FB
oklch(93.6% 0.036 221.2)
-
Step 200
200
#A7E4FA
oklch(88.5% 0.069 222.3)
-
Step 300
300 (this color)
#4CCDF4
oklch(79.3% 0.123 221.9)
-
Step 400
400
#00B2DA
oklch(70.7% 0.13 221.5)
-
Step 500
500
#0098BB
oklch(63% 0.116 221.8)
-
Step 600
600
#00809E
oklch(55.6% 0.103 221.9)
-
Step 700
700
#006C85
oklch(49.2% 0.09 221.2)
-
Step 800
800
#00586E
oklch(42.7% 0.079 222.3)
-
Step 900
900
#00495C
oklch(37.6% 0.07 222.6)
-
Step 950
950
#002C38
oklch(27.2% 0.05 221.4)
#4CCDF4 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) | #B6C8F6 | 0.100 |
| Deuteranopia (no green cones) | #9FB7F4 | 0.089 |
| Tritanopia (no blue cones) | #00D9D9 | 0.063 |
| Achromatopsia (no color) | #BEBEBE | 0.124 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4CCDF4
#4CCDF4
oklch(79.3% 0.123 221.9)
- #FEA07B
#FEA07B
oklch(79.3% 0.123 42.1)
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 #4CCDF4, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Vivid Sky Blue #4CC9F0 ΔE 0.011
- Bright Sky Blue #02CCFE ΔE 0.025
- Lightblue #7BC8F6 ΔE 0.037
- Aqua Blue #02D8E9 ΔE 0.042
- Sky #82CAFC ΔE 0.045
- Sky Blue #87CEEB ΔE 0.047
- Light Sky Blue #87CEFA ΔE 0.049
- Deep Sky Blue #00BFFF ΔE 0.054
Use #4CCDF4 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.