#6DBBE5
Closest named color: Vivid Sky Blue (#4CC9F0). oklch(75.8% 0.098 233.6), rgb(109, 187, 229).
Aa
Black text reads best on this color (9.88:1).
About this color
#6DBBE5 is a medium-light, moderately saturated blue. In OKLCH its lightness is 76%, its chroma 0.098 and its hue 234°. Its hue sits on the cool side of the wheel. The nearest named color is Vivid Sky Blue (#4CC9F0), ΔE 0.040 away. Black text reads best on it, at 9.88:1.
| Hue family | Blues |
| Lightness | medium-light (76%) |
| Chroma | moderately saturated (0.098) |
| Temperature | cool |
| Nearest name | Vivid Sky Blue (#4CC9F0) |
| Black text | 9.88:1 |
| White text | 2.12:1 |
Values
| HEX | #6DBBE5 |
| RGB | rgb(109, 187, 229) |
| HSL | hsl(201, 70%, 66%) |
| OKLCH | oklch(75.8% 0.098 233.6) |
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 #6DBBE5 | 2.12:1 | Fails | Lc -46.1 | Large or bold text, headings |
| Black text on #6DBBE5 | 9.88:1 | AAA | Lc 62.5 | Content text, not long reading |
| #6DBBE5 text on white | 2.12:1 | Fails | Lc 41.5 | Non-text elements, placeholder text |
| #6DBBE5 text on black | 9.88:1 | AAA | Lc -60.8 | 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 400.
-
Step 50
50
#F0F6FA
oklch(97% 0.008 236.6)
-
Step 100
100
#DFECF4
oklch(93.6% 0.018 234.5)
-
Step 200
200
#C4DDEC
oklch(88.4% 0.034 234.1)
-
Step 300
300
#9AC8E2
oklch(80.9% 0.061 233.3)
-
Step 400
400 (this color)
#6DBBE5
oklch(75.8% 0.098 233.6)
-
Step 500
500
#1A95C9
oklch(63.2% 0.125 233.5)
-
Step 600
600
#007DAC
oklch(55.5% 0.116 233.8)
-
Step 700
700
#006991
oklch(49% 0.102 233.6)
-
Step 800
800
#005678
oklch(42.7% 0.089 233.9)
-
Step 900
900
#004864
oklch(37.8% 0.078 232.8)
-
Step 950
950
#052A3C
oklch(27% 0.052 234.9)
#6DBBE5 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) | #A7B9E7 | 0.064 |
| Deuteranopia (no green cones) | #96ACE4 | 0.056 |
| Tritanopia (no blue cones) | #1FC6C9 | 0.074 |
| Achromatopsia (no color) | #B2B2B2 | 0.098 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6DBBE5
#6DBBE5
oklch(75.8% 0.098 233.6)
- #E29F74
#E29F74
oklch(75.8% 0.099 53.4)
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 #6DBBE5, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Vivid Sky Blue #4CC9F0 ΔE 0.040
- Lightblue #7BC8F6 ΔE 0.043
- Carolina Blue #8AB8FE ΔE 0.051
- Light Cornflower Blue #98C1D9 ΔE 0.053
- Sky #82CAFC ΔE 0.054
- Light Grey Blue #9DBCD4 ΔE 0.055
- Deep Sky Blue #00BFFF ΔE 0.056
- Bright Sky Blue #02CCFE ΔE 0.060
Use #6DBBE5 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.