#C6D3FF
Closest named color: Light Periwinkle (#C1C6FC). oklch(87.1% 0.063 272.1), rgb(198, 211, 255).
Aa
Black text reads best on this color (14.16:1).
About this color
#C6D3FF is a light, muted blue. In OKLCH its lightness is 87%, its chroma 0.063 and its hue 272°. Its hue sits on the cool side of the wheel. The nearest named color is Light Periwinkle (#C1C6FC), ΔE 0.035 away. Black text reads best on it, at 14.16:1.
| Hue family | Blues |
| Lightness | light (87%) |
| Chroma | muted (0.063) |
| Temperature | cool |
| Nearest name | Light Periwinkle (#C1C6FC) |
| Black text | 14.16:1 |
| White text | 1.48:1 |
Values
| HEX | #C6D3FF |
| RGB | rgb(198, 211, 255) |
| HSL | hsl(226, 100%, 89%) |
| OKLCH | oklch(87.1% 0.063 272.1) |
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 #C6D3FF | 1.48:1 | Fails | Lc -25.8 | Dividers and decoration only |
| Black text on #C6D3FF | 14.16:1 | AAA | Lc 81.0 | Fine for body text |
| #C6D3FF text on white | 1.48:1 | Fails | Lc 22.7 | Dividers and decoration only |
| #C6D3FF text on black | 14.16:1 | AAA | Lc -80.5 | 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
#F3F5FD
oklch(97.1% 0.011 274.9)
-
Step 100
100
#E4E9FA
oklch(93.5% 0.024 272.8)
-
Step 200
200 (this color)
#C6D3FF
oklch(87.1% 0.063 272.1)
-
Step 300
300
#AEBEF6
oklch(80.9% 0.081 272.1)
-
Step 400
400
#859AF1
oklch(70.6% 0.13 272.4)
-
Step 500
500
#687FEC
oklch(63.1% 0.165 272)
-
Step 600
600
#5265DA
oklch(55.6% 0.179 272.3)
-
Step 700
700
#4353BD
oklch(49.1% 0.166 272.3)
-
Step 800
800
#374599
oklch(42.8% 0.137 272.2)
-
Step 900
900
#2F3B7A
oklch(37.8% 0.107 272.2)
-
Step 950
950
#1B2347
oklch(27% 0.068 271.8)
#C6D3FF 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) | #C6D7FF | 0.011 |
| Deuteranopia (no green cones) | #C2D2FE | 0.006 |
| Tritanopia (no blue cones) | #B8DBE2 | 0.055 |
| Achromatopsia (no color) | #D4D4D4 | 0.063 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #C6D3FF
#C6D3FF
oklch(87.1% 0.063 272.1)
- #E3D4A6
#E3D4A6
oklch(87.1% 0.063 92.1)
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 #C6D3FF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Periwinkle #C1C6FC ΔE 0.035
- Pale Lilac #E4CBFF ΔE 0.043
- Light Lavender #DFC5FE ΔE 0.046
- Baby Blue #A2CFFE ΔE 0.046
- Light Blue Grey #B7C9E2 ΔE 0.049
- Light Blue #ADD8E6 ΔE 0.053
- Cadet Gray #CED4DA ΔE 0.053
- Pale Lavender #EECFFE ΔE 0.054
Use #C6D3FF 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.