#C4D5FF
Closest named color: Light Periwinkle (#C1C6FC). oklch(87.4% 0.061 267.8), rgb(196, 213, 255).
Aa
Black text reads best on this color (14.30:1).
About this color
#C4D5FF is a light, muted blue. In OKLCH its lightness is 87%, its chroma 0.061 and its hue 268°. Its hue sits on the cool side of the wheel. The nearest named color is Light Periwinkle (#C1C6FC), ΔE 0.039 away. Black text reads best on it, at 14.30:1.
| Hue family | Blues |
| Lightness | light (87%) |
| Chroma | muted (0.061) |
| Temperature | cool |
| Nearest name | Light Periwinkle (#C1C6FC) |
| Black text | 14.30:1 |
| White text | 1.46:1 |
Values
| HEX | #C4D5FF |
| RGB | rgb(196, 213, 255) |
| HSL | hsl(223, 100%, 88%) |
| OKLCH | oklch(87.4% 0.061 267.8) |
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 #C4D5FF | 1.46:1 | Fails | Lc -25.2 | Dividers and decoration only |
| Black text on #C4D5FF | 14.30:1 | AAA | Lc 81.6 | Fine for body text |
| #C4D5FF text on white | 1.46:1 | Fails | Lc 22.2 | Dividers and decoration only |
| #C4D5FF text on black | 14.30:1 | AAA | Lc -81.1 | 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
#E3EAFA
oklch(93.6% 0.023 266.9)
-
Step 200
200 (this color)
#C4D5FF
oklch(87.4% 0.061 267.8)
-
Step 300
300
#AAC0F4
oklch(80.9% 0.078 266.8)
-
Step 400
400
#7E9DEF
oklch(70.7% 0.126 267.4)
-
Step 500
500
#5F82EA
oklch(63.1% 0.161 267.6)
-
Step 600
600
#4769D8
oklch(55.6% 0.174 267.6)
-
Step 700
700
#3956BB
oklch(48.9% 0.163 267.8)
-
Step 800
800
#2F4798
oklch(42.6% 0.136 267.8)
-
Step 900
900
#293D79
oklch(37.8% 0.105 267.4)
-
Step 950
950
#182447
oklch(27% 0.067 267.5)
#C4D5FF 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) | #C8D8FF | 0.010 |
| Deuteranopia (no green cones) | #C3D3FE | 0.005 |
| Tritanopia (no blue cones) | #B5DDE3 | 0.055 |
| Achromatopsia (no color) | #D5D5D5 | 0.061 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #C4D5FF
#C4D5FF
oklch(87.4% 0.061 267.8)
- #E6D4A8
#E6D4A8
oklch(87.4% 0.061 88.4)
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 #C4D5FF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Periwinkle #C1C6FC ΔE 0.039
- Baby Blue #A2CFFE ΔE 0.046
- Pale Lilac #E4CBFF ΔE 0.048
- Light Blue Grey #B7C9E2 ΔE 0.049
- Light Blue #ADD8E6 ΔE 0.050
- Light Lavender #DFC5FE ΔE 0.051
- Cadet Gray #CED4DA ΔE 0.052
- Pale Lavender #EECFFE ΔE 0.057
Use #C4D5FF 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.