#6DDDFF
Closest named color: Light Sky Blue (#87CEFA). oklch(84.4% 0.112 220.5), rgb(109, 221, 255).
Aa
Black text reads best on this color (13.43:1).
About this color
#6DDDFF is a light, moderately saturated teal or cyan. In OKLCH its lightness is 84%, its chroma 0.112 and its hue 220°. Its hue sits on the cool side of the wheel. The nearest named color is Light Sky Blue (#87CEFA), ΔE 0.042 away. Black text reads best on it, at 13.43:1.
| Hue family | Teals and cyans |
| Lightness | light (84%) |
| Chroma | moderately saturated (0.112) |
| Temperature | cool |
| Nearest name | Light Sky Blue (#87CEFA) |
| Black text | 13.43:1 |
| White text | 1.56:1 |
Values
| HEX | #6DDDFF |
| RGB | rgb(109, 221, 255) |
| HSL | hsl(194, 100%, 71%) |
| OKLCH | oklch(84.4% 0.112 220.5) |
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 #6DDDFF | 1.56:1 | Fails | Lc -28.9 | Dividers and decoration only |
| Black text on #6DDDFF | 13.43:1 | AAA | Lc 78.2 | Fine for body text |
| #6DDDFF text on white | 1.56:1 | Fails | Lc 25.5 | Dividers and decoration only |
| #6DDDFF text on black | 13.43:1 | AAA | Lc -77.5 | 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
#EBF8FD
oklch(97.1% 0.015 222.7)
-
Step 100
100
#D3EFF9
oklch(93.5% 0.032 221.3)
-
Step 200
200
#ACE3F6
oklch(88.4% 0.062 221.1)
-
Step 300
300 (this color)
#6DDDFF
oklch(84.4% 0.112 220.5)
-
Step 400
400
#00B2D8
oklch(70.7% 0.129 220.4)
-
Step 500
500
#0099BA
oklch(63.2% 0.115 220.3)
-
Step 600
600
#00809D
oklch(55.6% 0.102 221.1)
-
Step 700
700
#006C84
oklch(49.2% 0.09 220.2)
-
Step 800
800
#00586D
oklch(42.6% 0.078 221.3)
-
Step 900
900
#004A5B
oklch(37.8% 0.069 219.8)
-
Step 950
950
#002C37
oklch(27.1% 0.049 219.4)
#6DDDFF 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) | #C8D8FF | 0.093 |
| Deuteranopia (no green cones) | #B3C8FF | 0.084 |
| Tritanopia (no blue cones) | #00E8E8 | 0.065 |
| Achromatopsia (no color) | #CFCFCF | 0.113 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6DDDFF
#6DDDFF
oklch(84.4% 0.112 220.5)
- #FFB9A0
#FFB9A0
oklch(84.5% 0.089 40.5)
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 #6DDDFF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Sky Blue #87CEFA ΔE 0.042
- Sky Blue #87CEEB ΔE 0.043
- Robin's Egg #6DEDFD ΔE 0.045
- Sky #82CAFC ΔE 0.051
- Lightblue #7BC8F6 ΔE 0.054
- Aqua Blue #02D8E9 ΔE 0.058
- Baby Blue #A2CFFE ΔE 0.058
- Vivid Sky Blue #4CC9F0 ΔE 0.063
Use #6DDDFF 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.