#C4D3FF
Closest named color: Light Periwinkle (#C1C6FC). oklch(87% 0.063 270.3), rgb(196, 211, 255).
Aa
Black text reads best on this color (14.10:1).
About this color
#C4D3FF is a light, muted blue. In OKLCH its lightness is 87%, its chroma 0.063 and its hue 270°. Its hue sits on the cool side of the wheel. The nearest named color is Light Periwinkle (#C1C6FC), ΔE 0.034 away. Black text reads best on it, at 14.10:1.
| Hue family | Blues |
| Lightness | light (87%) |
| Chroma | muted (0.063) |
| Temperature | cool |
| Nearest name | Light Periwinkle (#C1C6FC) |
| Black text | 14.10:1 |
| White text | 1.48:1 |
Values
| HEX | #C4D3FF |
| RGB | rgb(196, 211, 255) |
| HSL | hsl(225, 100%, 88%) |
| OKLCH | oklch(87% 0.063 270.3) |
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 #C4D3FF | 1.48:1 | Fails | Lc -26.1 | Dividers and decoration only |
| Black text on #C4D3FF | 14.10:1 | AAA | Lc 80.8 | Fine for body text |
| #C4D3FF text on white | 1.48:1 | Fails | Lc 23.0 | Dividers and decoration only |
| #C4D3FF text on black | 14.10:1 | AAA | Lc -80.3 | 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
#F2F5FD
oklch(97% 0.011 269.6)
-
Step 100
100
#E4E9FA
oklch(93.5% 0.024 272.8)
-
Step 200
200 (this color)
#C4D3FF
oklch(87% 0.063 270.3)
-
Step 300
300
#ACBFF6
oklch(81% 0.081 269.7)
-
Step 400
400
#829BF2
oklch(70.7% 0.131 270.6)
-
Step 500
500
#6480ED
oklch(63.2% 0.166 270.2)
-
Step 600
600
#4D66DB
oklch(55.6% 0.18 270.4)
-
Step 700
700
#3E54BE
oklch(49% 0.168 270.2)
-
Step 800
800
#33459A
oklch(42.6% 0.14 270.4)
-
Step 900
900
#2C3B7A
oklch(37.6% 0.108 270.4)
-
Step 950
950
#1A2348
oklch(27% 0.07 270.8)
#C4D3FF 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) | #C6D6FF | 0.009 |
| Deuteranopia (no green cones) | #C1D1FE | 0.007 |
| Tritanopia (no blue cones) | #B5DBE2 | 0.056 |
| Achromatopsia (no color) | #D4D4D4 | 0.063 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #C4D3FF
#C4D3FF
oklch(87% 0.063 270.3)
- #E4D3A5
#E4D3A5
oklch(86.9% 0.063 90.2)
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 #C4D3FF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Periwinkle #C1C6FC ΔE 0.034
- Baby Blue #A2CFFE ΔE 0.044
- Pale Lilac #E4CBFF ΔE 0.046
- Light Blue Grey #B7C9E2 ΔE 0.048
- Light Lavender #DFC5FE ΔE 0.048
- Light Blue #ADD8E6 ΔE 0.052
- Cadet Gray #CED4DA ΔE 0.054
- Pale Lavender #EECFFE ΔE 0.057
Use #C4D3FF 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.