#6DD8FA
Closest named color: Sky Blue (#87CEEB). oklch(83.1% 0.109 221.3), rgb(109, 216, 250).
Aa
Black text reads best on this color (12.85:1).
About this color
#6DD8FA is a light, moderately saturated teal or cyan. In OKLCH its lightness is 83%, its chroma 0.109 and its hue 221°. Its hue sits on the cool side of the wheel. The nearest named color is Sky Blue (#87CEEB), ΔE 0.033 away. Black text reads best on it, at 12.85:1.
| Hue family | Teals and cyans |
| Lightness | light (83%) |
| Chroma | moderately saturated (0.109) |
| Temperature | cool |
| Nearest name | Sky Blue (#87CEEB) |
| Black text | 12.85:1 |
| White text | 1.63:1 |
Values
| HEX | #6DD8FA |
| RGB | rgb(109, 216, 250) |
| HSL | hsl(194, 93%, 70%) |
| OKLCH | oklch(83.1% 0.109 221.3) |
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 #6DD8FA | 1.63:1 | Fails | Lc -31.6 | Non-text elements, placeholder text |
| Black text on #6DD8FA | 12.85:1 | AAA | Lc 75.8 | Fine for body text |
| #6DD8FA text on white | 1.63:1 | Fails | Lc 28.0 | Dividers and decoration only |
| #6DD8FA text on black | 12.85:1 | AAA | Lc -74.9 | 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
#EBF8FC
oklch(97.1% 0.015 218)
-
Step 100
100
#D4EFF9
oklch(93.6% 0.031 222.1)
-
Step 200
200
#ADE3F6
oklch(88.5% 0.061 221.5)
-
Step 300
300 (this color)
#6DD8FA
oklch(83.1% 0.109 221.3)
-
Step 400
400
#00B2DA
oklch(70.7% 0.13 221.5)
-
Step 500
500
#0098BB
oklch(63% 0.116 221.8)
-
Step 600
600
#00809D
oklch(55.6% 0.102 221.1)
-
Step 700
700
#006C85
oklch(49.2% 0.09 221.2)
-
Step 800
800
#00586D
oklch(42.6% 0.078 221.3)
-
Step 900
900
#00495B
oklch(37.6% 0.069 221.4)
-
Step 950
950
#002C37
oklch(27.1% 0.049 219.4)
#6DD8FA 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) | #C4D3FC | 0.091 |
| Deuteranopia (no green cones) | #AFC4FA | 0.080 |
| Tritanopia (no blue cones) | #00E3E3 | 0.066 |
| Achromatopsia (no color) | #CACACA | 0.110 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6DD8FA
#6DD8FA
oklch(83.1% 0.109 221.3)
- #FFB396
#FFB396
oklch(83.2% 0.098 41.7)
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 #6DD8FA, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Sky Blue #87CEEB ΔE 0.033
- Light Sky Blue #87CEFA ΔE 0.033
- Sky #82CAFC ΔE 0.041
- Lightblue #7BC8F6 ΔE 0.042
- Vivid Sky Blue #4CC9F0 ΔE 0.050
- Aqua Blue #02D8E9 ΔE 0.052
- Baby Blue #A2CFFE ΔE 0.055
- Robin's Egg #6DEDFD ΔE 0.057
Use #6DD8FA 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.