#3BD1FE
Closest named color: Bright Sky Blue (#02CCFE). oklch(80.3% 0.136 223.1), rgb(59, 209, 254).
Aa
Black text reads best on this color (11.73:1).
About this color
#3BD1FE is a light, moderately saturated teal or cyan. In OKLCH its lightness is 80%, its chroma 0.136 and its hue 223°. Its hue sits on the cool side of the wheel. The nearest named color is Bright Sky Blue (#02CCFE), ΔE 0.021 away. Black text reads best on it, at 11.73:1.
| Hue family | Teals and cyans |
| Lightness | light (80%) |
| Chroma | moderately saturated (0.136) |
| Temperature | cool |
| Nearest name | Bright Sky Blue (#02CCFE) |
| Black text | 11.73:1 |
| White text | 1.78:1 |
Values
| HEX | #3BD1FE |
| RGB | rgb(59, 209, 254) |
| HSL | hsl(194, 99%, 61%) |
| OKLCH | oklch(80.3% 0.136 223.1) |
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 #3BD1FE | 1.78:1 | Fails | Lc -36.6 | Non-text elements, placeholder text |
| Black text on #3BD1FE | 11.73:1 | AAA | Lc 71.2 | Content text, not long reading |
| #3BD1FE text on white | 1.78:1 | Fails | Lc 32.6 | Non-text elements, placeholder text |
| #3BD1FE text on black | 11.73:1 | AAA | Lc -70.0 | 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
#E9F8FE
oklch(97% 0.018 223.6)
-
Step 100
100
#CFF0FD
oklch(93.5% 0.039 223.6)
-
Step 200
200
#A2E5FE
oklch(88.6% 0.075 223.2)
-
Step 300
300 (this color)
#3BD1FE
oklch(80.3% 0.136 223.1)
-
Step 400
400
#00B1DC
oklch(70.6% 0.132 223.3)
-
Step 500
500
#0098BD
oklch(63.1% 0.118 223.1)
-
Step 600
600
#00809F
oklch(55.6% 0.103 222.6)
-
Step 700
700
#006B86
oklch(49% 0.091 223.1)
-
Step 800
800
#00586F
oklch(42.7% 0.08 223.4)
-
Step 900
900
#00495D
oklch(37.7% 0.071 223.8)
-
Step 950
950
#002B38
oklch(26.8% 0.05 223.6)
#3BD1FE 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) | #B7CCFF | 0.107 |
| Deuteranopia (no green cones) | #9DB9FE | 0.095 |
| Tritanopia (no blue cones) | #00DFE0 | 0.068 |
| Achromatopsia (no color) | #C2C2C2 | 0.136 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3BD1FE
#3BD1FE
oklch(80.3% 0.136 223.1)
- #FFA580
#FFA580
oklch(80.3% 0.118 43)
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 #3BD1FE, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Bright Sky Blue #02CCFE ΔE 0.021
- Vivid Sky Blue #4CC9F0 ΔE 0.025
- Aqua Blue #02D8E9 ΔE 0.043
- Lightblue #7BC8F6 ΔE 0.044
- Sky #82CAFC ΔE 0.049
- Light Sky Blue #87CEFA ΔE 0.052
- Deep Sky Blue #00BFFF ΔE 0.055
- Sky Blue #87CEEB ΔE 0.055
Use #3BD1FE 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.