#6DB4E3
Closest named color: Carolina Blue (#8AB8FE). oklch(74.1% 0.099 239), rgb(109, 180, 227).
Aa
Black text reads best on this color (9.28:1).
About this color
#6DB4E3 is a medium-light, moderately saturated blue. In OKLCH its lightness is 74%, its chroma 0.099 and its hue 239°. Its hue sits on the cool side of the wheel. The nearest named color is Carolina Blue (#8AB8FE), ΔE 0.052 away. Black text reads best on it, at 9.28:1.
| Hue family | Blues |
| Lightness | medium-light (74%) |
| Chroma | moderately saturated (0.099) |
| Temperature | cool |
| Nearest name | Carolina Blue (#8AB8FE) |
| Black text | 9.28:1 |
| White text | 2.26:1 |
Values
| HEX | #6DB4E3 |
| RGB | rgb(109, 180, 227) |
| HSL | hsl(204, 68%, 66%) |
| OKLCH | oklch(74.1% 0.099 239) |
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 #6DB4E3 | 2.26:1 | Fails | Lc -49.3 | Large or bold text, headings |
| Black text on #6DB4E3 | 9.28:1 | AAA | Lc 59.5 | Large or bold text, headings |
| #6DB4E3 text on white | 2.26:1 | Fails | Lc 44.4 | Non-text elements, placeholder text |
| #6DB4E3 text on black | 9.28:1 | AAA | Lc -57.7 | 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
#E0ECF5
oklch(93.7% 0.018 240)
-
Step 200
200
#C5DDEE
oklch(88.5% 0.035 238.7)
-
Step 300
300
#9CC7E5
oklch(80.9% 0.062 239)
-
Step 400
400 (this color)
#6DB4E3
oklch(74.1% 0.099 239)
-
Step 500
500
#2B93CD
oklch(63.2% 0.126 238.6)
-
Step 600
600
#007BB4
oklch(55.5% 0.126 239.3)
-
Step 700
700
#006898
oklch(49.2% 0.11 238.7)
-
Step 800
800
#00557D
oklch(42.7% 0.096 238.5)
-
Step 900
900
#054668
oklch(37.6% 0.082 239.5)
-
Step 950
950
#08293D
oklch(26.9% 0.053 239.9)
#6DB4E3 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) | #9FB3E5 | 0.056 |
| Deuteranopia (no green cones) | #8FA7E2 | 0.048 |
| Tritanopia (no blue cones) | #26C0C4 | 0.079 |
| Achromatopsia (no color) | #ACACAC | 0.099 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6DB4E3
#6DB4E3
oklch(74.1% 0.099 239)
- #DA9C6A
#DA9C6A
oklch(74.2% 0.099 59.3)
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 #6DB4E3, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Carolina Blue #8AB8FE ΔE 0.052
- Vivid Sky Blue #4CC9F0 ΔE 0.056
- Deep Sky Blue #00BFFF ΔE 0.058
- Lightblue #7BC8F6 ΔE 0.059
- Light Grey Blue #9DBCD4 ΔE 0.064
- Light Cornflower Blue #98C1D9 ΔE 0.065
- Sky #82CAFC ΔE 0.069
- Bright Sky Blue #02CCFE ΔE 0.073
Use #6DB4E3 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.