#3CCBDF
Closest named color: Vivid Sky Blue (#4CC9F0). oklch(77.6% 0.12 208.8), rgb(60, 203, 223).
Aa
Black text reads best on this color (10.80:1).
About this color
#3CCBDF is a medium-light, moderately saturated teal or cyan. In OKLCH its lightness is 78%, its chroma 0.120 and its hue 209°. Its hue sits on the cool side of the wheel. The nearest named color is Vivid Sky Blue (#4CC9F0), ΔE 0.029 away. Black text reads best on it, at 10.80:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (78%) |
| Chroma | moderately saturated (0.120) |
| Temperature | cool |
| Nearest name | Vivid Sky Blue (#4CC9F0) |
| Black text | 10.80:1 |
| White text | 1.94:1 |
Values
| HEX | #3CCBDF |
| RGB | rgb(60, 203, 223) |
| HSL | hsl(187, 72%, 55%) |
| OKLCH | oklch(77.6% 0.12 208.8) |
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 #3CCBDF | 1.94:1 | Fails | Lc -41.3 | Non-text elements, placeholder text |
| Black text on #3CCBDF | 10.80:1 | AAA | Lc 67.0 | Content text, not long reading |
| #3CCBDF text on white | 1.94:1 | Fails | Lc 36.9 | Non-text elements, placeholder text |
| #3CCBDF text on black | 10.80:1 | AAA | Lc -65.5 | 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
#D0F1F6
oklch(93.6% 0.035 207.7)
-
Step 200
200
#A5E6F1
oklch(88.5% 0.067 209.1)
-
Step 300
300 (this color)
#3CCBDF
oklch(77.6% 0.12 208.8)
-
Step 400
400
#00B5C9
oklch(70.8% 0.122 208.7)
-
Step 500
500
#009BAC
oklch(63.1% 0.109 208.4)
-
Step 600
600
#008291
oklch(55.5% 0.096 208.9)
-
Step 700
700
#006D7A
oklch(49% 0.084 209.1)
-
Step 800
800
#005A64
oklch(42.8% 0.073 207.9)
-
Step 900
900
#004B54
oklch(37.8% 0.065 208.5)
-
Step 950
950
#002C33
oklch(26.9% 0.047 211.1)
#3CCBDF 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) | #B9C3E0 | 0.115 |
| Deuteranopia (no green cones) | #A2B3DF | 0.104 |
| Tritanopia (no blue cones) | #00D4D1 | 0.039 |
| Achromatopsia (no color) | #BABABA | 0.121 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3CCBDF
#3CCBDF
oklch(77.6% 0.12 208.8)
- #F9988A
#F9988A
oklch(77.6% 0.119 28.9)
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 #3CCBDF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Vivid Sky Blue #4CC9F0 ΔE 0.029
- Dark Turquoise #00CED1 ΔE 0.029
- Aqua Blue #02D8E9 ΔE 0.035
- Medium Turquoise #48D1CC ΔE 0.037
- Bright Sky Blue #02CCFE ΔE 0.045
- Lightblue #7BC8F6 ΔE 0.060
- Sky Blue #87CEEB ΔE 0.061
- Deep Sky Blue #00BFFF ΔE 0.067
Use #3CCBDF 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.