#6DB9DD
Closest named color: Vivid Sky Blue (#4CC9F0). oklch(75% 0.092 230.1), rgb(109, 185, 221).
Aa
Black text reads best on this color (9.63:1).
About this color
#6DB9DD is a medium-light, moderately saturated blue. In OKLCH its lightness is 75%, its chroma 0.092 and its hue 230°. Its hue sits on the cool side of the wheel. The nearest named color is Vivid Sky Blue (#4CC9F0), ΔE 0.046 away. Black text reads best on it, at 9.63:1.
| Hue family | Blues |
| Lightness | medium-light (75%) |
| Chroma | moderately saturated (0.092) |
| Temperature | cool |
| Nearest name | Vivid Sky Blue (#4CC9F0) |
| Black text | 9.63:1 |
| White text | 2.17:1 |
Values
| HEX | #6DB9DD |
| RGB | rgb(109, 185, 221) |
| HSL | hsl(199, 62%, 65%) |
| OKLCH | oklch(75% 0.092 230.1) |
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 #6DB9DD | 2.17:1 | Fails | Lc -47.5 | Large or bold text, headings |
| Black text on #6DB9DD | 9.63:1 | AAA | Lc 61.2 | Content text, not long reading |
| #6DB9DD text on white | 2.17:1 | Fails | Lc 42.7 | Non-text elements, placeholder text |
| #6DB9DD text on black | 9.63:1 | AAA | Lc -59.5 | Large or bold text, headings |
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
#F1F6FA
oklch(97.1% 0.008 241.7)
-
Step 100
100
#DFECF3
oklch(93.5% 0.017 230.9)
-
Step 200
200
#C5DEEA
oklch(88.6% 0.031 228.2)
-
Step 300
300
#9BC8DF
oklch(80.9% 0.057 230.5)
-
Step 400
400 (this color)
#6DB9DD
oklch(75% 0.092 230.1)
-
Step 500
500
#2296C2
oklch(63.2% 0.116 229.6)
-
Step 600
600
#007EA8
oklch(55.6% 0.112 230.6)
-
Step 700
700
#006A8D
oklch(49.1% 0.098 229.8)
-
Step 800
800
#005774
oklch(42.7% 0.085 229.4)
-
Step 900
900
#004862
oklch(37.7% 0.076 230.8)
-
Step 950
950
#062A39
oklch(26.8% 0.048 230.5)
#6DB9DD 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) | #A7B7DF | 0.065 |
| Deuteranopia (no green cones) | #97AADD | 0.058 |
| Tritanopia (no blue cones) | #2CC3C5 | 0.067 |
| Achromatopsia (no color) | #B0B0B0 | 0.092 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6DB9DD
#6DB9DD
oklch(75% 0.092 230.1)
- #DD9D79
#DD9D79
oklch(74.9% 0.091 50.2)
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 #6DB9DD, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Vivid Sky Blue #4CC9F0 ΔE 0.046
- Lightblue #7BC8F6 ΔE 0.052
- Light Cornflower Blue #98C1D9 ΔE 0.054
- Light Grey Blue #9DBCD4 ΔE 0.055
- Carolina Blue #8AB8FE ΔE 0.060
- Deep Sky Blue #00BFFF ΔE 0.062
- Sky #82CAFC ΔE 0.063
- Sky Blue #87CEEB ΔE 0.066
Use #6DB9DD 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.