#6DDCF6
Closest named color: Sky Blue (#87CEEB). oklch(83.9% 0.107 215.2), rgb(109, 220, 246).
Aa
Black text reads best on this color (13.21:1).
About this color
#6DDCF6 is a light, moderately saturated teal or cyan. In OKLCH its lightness is 84%, its chroma 0.107 and its hue 215°. Its hue sits on the cool side of the wheel. The nearest named color is Sky Blue (#87CEEB), ΔE 0.039 away. Black text reads best on it, at 13.21:1.
| Hue family | Teals and cyans |
| Lightness | light (84%) |
| Chroma | moderately saturated (0.107) |
| Temperature | cool |
| Nearest name | Sky Blue (#87CEEB) |
| Black text | 13.21:1 |
| White text | 1.58:1 |
Values
| HEX | #6DDCF6 |
| RGB | rgb(109, 220, 246) |
| HSL | hsl(191, 88%, 70%) |
| OKLCH | oklch(83.9% 0.107 215.2) |
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 #6DDCF6 | 1.58:1 | Fails | Lc -29.9 | Dividers and decoration only |
| Black text on #6DDCF6 | 13.21:1 | AAA | Lc 77.3 | Fine for body text |
| #6DDCF6 text on white | 1.58:1 | Fails | Lc 26.5 | Dividers and decoration only |
| #6DDCF6 text on black | 13.21:1 | AAA | Lc -76.6 | 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
#EBF8FC
oklch(97.1% 0.015 218)
-
Step 100
100
#D4F0F7
oklch(93.7% 0.031 214.5)
-
Step 200
200
#ACE4F2
oklch(88.5% 0.06 214.8)
-
Step 300
300 (this color)
#6DDCF6
oklch(83.9% 0.107 215.2)
-
Step 400
400
#00B3D1
oklch(70.6% 0.125 215.4)
-
Step 500
500
#009AB4
oklch(63.2% 0.112 215.3)
-
Step 600
600
#008197
oklch(55.5% 0.098 215.2)
-
Step 700
700
#006D7F
oklch(49.2% 0.087 214.3)
-
Step 800
800
#005969
oklch(42.7% 0.076 215.4)
-
Step 900
900
#004A58
oklch(37.7% 0.067 215.8)
-
Step 950
950
#002C35
oklch(27% 0.048 215.4)
#6DDCF6 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) | #CAD6F8 | 0.097 |
| Deuteranopia (no green cones) | #B5C6F6 | 0.088 |
| Tritanopia (no blue cones) | #00E6E4 | 0.059 |
| Achromatopsia (no color) | #CDCDCD | 0.108 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6DDCF6
#6DDCF6
oklch(83.9% 0.107 215.2)
- #FFB5A2
#FFB5A2
oklch(83.8% 0.091 35)
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 #6DDCF6, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Sky Blue #87CEEB ΔE 0.039
- Light Sky Blue #87CEFA ΔE 0.044
- Robin's Egg #6DEDFD ΔE 0.045
- Aqua Blue #02D8E9 ΔE 0.050
- Sky #82CAFC ΔE 0.053
- Lightblue #7BC8F6 ΔE 0.055
- Vivid Sky Blue #4CC9F0 ΔE 0.060
- Light Blue #ADD8E6 ΔE 0.061
Use #6DDCF6 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.