#6CB3FF
Closest named color: Carolina Blue (#8AB8FE). oklch(75.2% 0.132 251.4), rgb(108, 179, 255).
Aa
Black text reads best on this color (9.52:1).
About this color
#6CB3FF is a medium-light, moderately saturated blue. In OKLCH its lightness is 75%, its chroma 0.132 and its hue 251°. Its hue sits on the cool side of the wheel. The nearest named color is Carolina Blue (#8AB8FE), ΔE 0.035 away. Black text reads best on it, at 9.52:1.
| Hue family | Blues |
| Lightness | medium-light (75%) |
| Chroma | moderately saturated (0.132) |
| Temperature | cool |
| Nearest name | Carolina Blue (#8AB8FE) |
| Black text | 9.52:1 |
| White text | 2.20:1 |
Values
| HEX | #6CB3FF |
| RGB | rgb(108, 179, 255) |
| HSL | hsl(211, 100%, 71%) |
| OKLCH | oklch(75.2% 0.132 251.4) |
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 #6CB3FF | 2.20:1 | Fails | Lc -47.9 | Large or bold text, headings |
| Black text on #6CB3FF | 9.52:1 | AAA | Lc 60.8 | Content text, not long reading |
| #6CB3FF text on white | 2.20:1 | Fails | Lc 43.2 | Non-text elements, placeholder text |
| #6CB3FF text on black | 9.52:1 | AAA | Lc -59.0 | 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
#F0F6FD
oklch(97.1% 0.011 252.1)
-
Step 100
100
#DFEBFA
oklch(93.6% 0.024 254)
-
Step 200
200
#C4DCF7
oklch(88.5% 0.045 251.4)
-
Step 300
300
#9AC5F5
oklch(81% 0.082 251.6)
-
Step 400
400 (this color)
#6CB3FF
oklch(75.2% 0.132 251.4)
-
Step 500
500
#268CEB
oklch(63.2% 0.168 251.5)
-
Step 600
600
#0074CF
oklch(55.5% 0.165 251.7)
-
Step 700
700
#0062AF
oklch(49.2% 0.144 251.3)
-
Step 800
800
#005091
oklch(42.8% 0.126 251.5)
-
Step 900
900
#024279
oklch(37.6% 0.11 251.7)
-
Step 950
950
#072747
oklch(26.9% 0.07 252)
#6CB3FF 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) | #93B7FF | 0.044 |
| Deuteranopia (no green cones) | #80A8FD | 0.032 |
| Tritanopia (no blue cones) | #00C5CE | 0.111 |
| Achromatopsia (no color) | #AFAFAF | 0.132 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6CB3FF
#6CB3FF
oklch(75.2% 0.132 251.4)
- #E29F44
#E29F44
oklch(75.1% 0.132 71.4)
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 #6CB3FF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Carolina Blue #8AB8FE ΔE 0.035
- Deep Sky Blue #00BFFF ΔE 0.054
- Lightblue #7BC8F6 ΔE 0.065
- Sky #82CAFC ΔE 0.070
- Pastel Blue #A2BFFE ΔE 0.071
- Vivid Sky Blue #4CC9F0 ΔE 0.071
- Periwinkle Blue #8F99FB ΔE 0.072
- Bright Sky Blue #02CCFE ΔE 0.076
Use #6CB3FF 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.