#6CA9FB
Closest named color: Periwinkle Blue (#8F99FB). oklch(72.8% 0.136 256.2), rgb(108, 169, 251).
Aa
Black text reads best on this color (8.70:1).
About this color
#6CA9FB is a medium-light, moderately saturated blue. In OKLCH its lightness is 73%, its chroma 0.136 and its hue 256°. Its hue sits on the cool side of the wheel. The nearest named color is Periwinkle Blue (#8F99FB), ΔE 0.054 away. Black text reads best on it, at 8.70:1.
| Hue family | Blues |
| Lightness | medium-light (73%) |
| Chroma | moderately saturated (0.136) |
| Temperature | cool |
| Nearest name | Periwinkle Blue (#8F99FB) |
| Black text | 8.70:1 |
| White text | 2.41:1 |
Values
| HEX | #6CA9FB |
| RGB | rgb(108, 169, 251) |
| HSL | hsl(214, 95%, 70%) |
| OKLCH | oklch(72.8% 0.136 256.2) |
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 #6CA9FB | 2.41:1 | Fails | Lc -52.3 | Large or bold text, headings |
| Black text on #6CA9FB | 8.70:1 | AAA | Lc 56.7 | Large or bold text, headings |
| #6CA9FB text on white | 2.41:1 | Fails | Lc 47.3 | Large or bold text, headings |
| #6CA9FB text on black | 8.70:1 | AAA | Lc -54.7 | 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
#F1F6FD
oklch(97.1% 0.011 256.7)
-
Step 100
100
#E0EBFB
oklch(93.7% 0.025 257.6)
-
Step 200
200
#C5DBF9
oklch(88.5% 0.048 256.2)
-
Step 300
300
#9DC3F7
oklch(80.8% 0.085 256.3)
-
Step 400
400 (this color)
#6CA9FB
oklch(72.8% 0.136 256.2)
-
Step 500
500
#3888EF
oklch(63% 0.173 256.3)
-
Step 600
600
#066FDE
oklch(55.5% 0.189 256.3)
-
Step 700
700
#005DBD
oklch(49.1% 0.169 256.1)
-
Step 800
800
#024C9C
oklch(42.7% 0.145 256.2)
-
Step 900
900
#10407C
oklch(37.6% 0.114 256.4)
-
Step 950
950
#0B2649
oklch(27% 0.073 256.3)
#6CA9FB 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) | #87AEFE | 0.034 |
| Deuteranopia (no green cones) | #75A1F9 | 0.021 |
| Tritanopia (no blue cones) | #00BCC7 | 0.118 |
| Achromatopsia (no color) | #A7A7A7 | 0.136 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6CA9FB
#6CA9FB
oklch(72.8% 0.136 256.2)
- #D79A32
#D79A32
oklch(72.8% 0.135 76.2)
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 #6CA9FB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Periwinkle Blue #8F99FB ΔE 0.054
- Carolina Blue #8AB8FE ΔE 0.054
- Cornflower Blue #6495ED ΔE 0.055
- Chefchaouen Blue #4895EF ΔE 0.068
- Deep Sky Blue #00BFFF ΔE 0.069
- Perrywinkle #8F8CE7 ΔE 0.080
- Lavender Blue #8B88F8 ΔE 0.087
- Soft Blue #6488EA ΔE 0.088
Use #6CA9FB 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.