#C4CFFF
Closest named color: Light Periwinkle (#C1C6FC). oklch(86.2% 0.068 274.8), rgb(196, 207, 255).
Aa
Black text reads best on this color (13.71:1).
About this color
#C4CFFF is a light, muted blue. In OKLCH its lightness is 86%, its chroma 0.068 and its hue 275°. Its hue sits on the cool side of the wheel. The nearest named color is Light Periwinkle (#C1C6FC), ΔE 0.024 away. Black text reads best on it, at 13.71:1.
| Hue family | Blues |
| Lightness | light (86%) |
| Chroma | muted (0.068) |
| Temperature | cool |
| Nearest name | Light Periwinkle (#C1C6FC) |
| Black text | 13.71:1 |
| White text | 1.53:1 |
Values
| HEX | #C4CFFF |
| RGB | rgb(196, 207, 255) |
| HSL | hsl(229, 100%, 88%) |
| OKLCH | oklch(86.2% 0.068 274.8) |
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 #C4CFFF | 1.53:1 | Fails | Lc -27.9 | Dividers and decoration only |
| Black text on #C4CFFF | 13.71:1 | AAA | Lc 79.2 | Fine for body text |
| #C4CFFF text on white | 1.53:1 | Fails | Lc 24.6 | Dividers and decoration only |
| #C4CFFF text on black | 13.71:1 | AAA | Lc -78.5 | Fine for body text |
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 200.
-
Step 50
50
#F3F5FE
oklch(97.1% 0.012 276.1)
-
Step 100
100
#E4E9FB
oklch(93.6% 0.025 273.5)
-
Step 200
200 (this color)
#C4CFFF
oklch(86.2% 0.068 274.8)
-
Step 300
300
#B0BDF9
oklch(81% 0.086 274.8)
-
Step 400
400
#8798F7
oklch(70.7% 0.14 274.6)
-
Step 500
500
#6C7BF3
oklch(63.1% 0.178 274.7)
-
Step 600
600
#5660E2
oklch(55.5% 0.195 274.8)
-
Step 700
700
#474FC4
oklch(49.1% 0.18 274.7)
-
Step 800
800
#3A419F
oklch(42.7% 0.15 274.8)
-
Step 900
900
#31397E
oklch(37.8% 0.116 274.5)
-
Step 950
950
#1D224A
oklch(27.1% 0.074 275)
#C4CFFF 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) | #C1D3FF | 0.011 |
| Deuteranopia (no green cones) | #BDCFFE | 0.009 |
| Tritanopia (no blue cones) | #B6D8DF | 0.061 |
| Achromatopsia (no color) | #D1D1D1 | 0.068 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #C4CFFF
#C4CFFF
oklch(86.2% 0.068 274.8)
- #DFD29F
#DFD29F
oklch(86.2% 0.068 95.5)
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 #C4CFFF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Periwinkle #C1C6FC ΔE 0.024
- Baby Blue #A2CFFE ΔE 0.042
- Light Lavender #DFC5FE ΔE 0.042
- Pale Lilac #E4CBFF ΔE 0.044
- Light Blue Grey #B7C9E2 ΔE 0.045
- Light Blue #ADD8E6 ΔE 0.057
- Light Lilac #EDC8FF ΔE 0.057
- Pale Lavender #EECFFE ΔE 0.057
Use #C4CFFF 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.