#6BB3F3
Closest named color: Carolina Blue (#8AB8FE). oklch(74.5% 0.118 247), rgb(107, 179, 243).
Aa
Black text reads best on this color (9.36:1).
About this color
#6BB3F3 is a medium-light, moderately saturated blue. In OKLCH its lightness is 75%, its chroma 0.118 and its hue 247°. Its hue sits on the cool side of the wheel. The nearest named color is Carolina Blue (#8AB8FE), ΔE 0.040 away. Black text reads best on it, at 9.36:1.
| Hue family | Blues |
| Lightness | medium-light (75%) |
| Chroma | moderately saturated (0.118) |
| Temperature | cool |
| Nearest name | Carolina Blue (#8AB8FE) |
| Black text | 9.36:1 |
| White text | 2.24:1 |
Values
| HEX | #6BB3F3 |
| RGB | rgb(107, 179, 243) |
| HSL | hsl(208, 85%, 69%) |
| OKLCH | oklch(74.5% 0.118 247) |
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 #6BB3F3 | 2.24:1 | Fails | Lc -48.8 | Large or bold text, headings |
| Black text on #6BB3F3 | 9.36:1 | AAA | Lc 60.0 | Large or bold text, headings |
| #6BB3F3 text on white | 2.24:1 | Fails | Lc 44.0 | Non-text elements, placeholder text |
| #6BB3F3 text on black | 9.36:1 | AAA | Lc -58.1 | 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
#F0F6FC
oklch(97% 0.01 247.9)
-
Step 100
100
#DFECF8
oklch(93.7% 0.021 245.9)
-
Step 200
200
#C4DCF3
oklch(88.4% 0.041 247.1)
-
Step 300
300
#9AC6EE
oklch(80.9% 0.074 246.3)
-
Step 400
400 (this color)
#6BB3F3
oklch(74.5% 0.118 247)
-
Step 500
500
#268FDF
oklch(63.2% 0.151 247.1)
-
Step 600
600
#0078C3
oklch(55.7% 0.146 246.8)
-
Step 700
700
#0064A5
oklch(49% 0.13 247.2)
-
Step 800
800
#005288
oklch(42.7% 0.112 246.9)
-
Step 900
900
#014472
oklch(37.6% 0.098 247)
-
Step 950
950
#072843
oklch(26.9% 0.063 247.7)
#6BB3F3 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) | #98B5F6 | 0.050 |
| Deuteranopia (no green cones) | #86A7F2 | 0.039 |
| Tritanopia (no blue cones) | #00C2C9 | 0.099 |
| Achromatopsia (no color) | #ADADAD | 0.118 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6BB3F3
#6BB3F3
oklch(74.5% 0.118 247)
- #DE9D55
#DE9D55
oklch(74.5% 0.118 67)
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 #6BB3F3, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Carolina Blue #8AB8FE ΔE 0.040
- Deep Sky Blue #00BFFF ΔE 0.051
- Lightblue #7BC8F6 ΔE 0.061
- Vivid Sky Blue #4CC9F0 ΔE 0.063
- Sky #82CAFC ΔE 0.068
- Bright Sky Blue #02CCFE ΔE 0.072
- Pastel Blue #A2BFFE ΔE 0.073
- Light Grey Blue #9DBCD4 ΔE 0.078
Use #6BB3F3 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.