#C4D5FA
Closest named color: Light Periwinkle (#C1C6FC). oklch(87.2% 0.055 265.8), rgb(196, 213, 250).
Aa
Black text reads best on this color (14.24:1).
About this color
#C4D5FA is a light, muted blue. In OKLCH its lightness is 87%, its chroma 0.055 and its hue 266°. Its hue sits on the cool side of the wheel. The nearest named color is Light Periwinkle (#C1C6FC), ΔE 0.041 away. Black text reads best on it, at 14.24:1.
| Hue family | Blues |
| Lightness | light (87%) |
| Chroma | muted (0.055) |
| Temperature | cool |
| Nearest name | Light Periwinkle (#C1C6FC) |
| Black text | 14.24:1 |
| White text | 1.47:1 |
Values
| HEX | #C4D5FA |
| RGB | rgb(196, 213, 250) |
| HSL | hsl(221, 84%, 87%) |
| OKLCH | oklch(87.2% 0.055 265.8) |
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 #C4D5FA | 1.47:1 | Fails | Lc -25.5 | Dividers and decoration only |
| Black text on #C4D5FA | 14.24:1 | AAA | Lc 81.3 | Fine for body text |
| #C4D5FA text on white | 1.47:1 | Fails | Lc 22.4 | Dividers and decoration only |
| #C4D5FA text on black | 14.24:1 | AAA | Lc -80.8 | 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
#F2F5FC
oklch(97% 0.01 267.4)
-
Step 100
100
#E3EAF8
oklch(93.6% 0.02 264.5)
-
Step 200
200 (this color)
#C4D5FA
oklch(87.2% 0.055 265.8)
-
Step 300
300
#ABC0EF
oklch(80.8% 0.071 266)
-
Step 400
400
#7F9FE7
oklch(70.8% 0.112 265.4)
-
Step 500
500
#6085E0
oklch(63.2% 0.143 265.8)
-
Step 600
600
#476CCE
oklch(55.5% 0.157 265.9)
-
Step 700
700
#395AB2
oklch(49.1% 0.145 265.8)
-
Step 800
800
#2F4A90
oklch(42.7% 0.12 265.7)
-
Step 900
900
#2A3E73
oklch(37.6% 0.094 266.4)
-
Step 950
950
#182543
oklch(27% 0.059 265)
#C4D5FA 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) | #CAD7FC | 0.010 |
| Deuteranopia (no green cones) | #C5D2F9 | 0.008 |
| Tritanopia (no blue cones) | #B7DCE1 | 0.048 |
| Achromatopsia (no color) | #D5D5D5 | 0.055 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #C4D5FA
#C4D5FA
oklch(87.2% 0.055 265.8)
- #E5D3AD
#E5D3AD
oklch(87.2% 0.054 85.6)
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 #C4D5FA, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Periwinkle #C1C6FC ΔE 0.041
- Light Blue #ADD8E6 ΔE 0.044
- Cadet Gray #CED4DA ΔE 0.045
- Light Blue Grey #B7C9E2 ΔE 0.045
- Baby Blue #A2CFFE ΔE 0.046
- Pale Lilac #E4CBFF ΔE 0.050
- Powder Blue #B0E0E6 ΔE 0.053
- Light Lavender #DFC5FE ΔE 0.054
Use #C4D5FA 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.