#C4DDFC
Closest named color: Powder Blue (#B0E0E6). oklch(88.9% 0.051 253.9), rgb(196, 221, 252).
Aa
Black text reads best on this color (15.09:1).
About this color
#C4DDFC is a light, muted blue. In OKLCH its lightness is 89%, its chroma 0.051 and its hue 254°. Its hue sits on the cool side of the wheel. The nearest named color is Powder Blue (#B0E0E6), ΔE 0.043 away. Black text reads best on it, at 15.09:1.
| Hue family | Blues |
| Lightness | light (89%) |
| Chroma | muted (0.051) |
| Temperature | cool |
| Nearest name | Powder Blue (#B0E0E6) |
| Black text | 15.09:1 |
| White text | 1.39:1 |
Values
| HEX | #C4DDFC |
| RGB | rgb(196, 221, 252) |
| HSL | hsl(213, 90%, 88%) |
| OKLCH | oklch(88.9% 0.051 253.9) |
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 #C4DDFC | 1.39:1 | Fails | Lc -21.7 | Dividers and decoration only |
| Black text on #C4DDFC | 15.09:1 | AAA | Lc 84.7 | Fine for body text |
| #C4DDFC text on white | 1.39:1 | Fails | Lc 19.0 | Dividers and decoration only |
| #C4DDFC text on black | 15.09:1 | AAA | Lc -84.5 | 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
#F2F6FB
oklch(97.2% 0.008 253.9)
-
Step 100
100
#E1EBF7
oklch(93.6% 0.019 252.9)
-
Step 200
200 (this color)
#C4DDFC
oklch(88.9% 0.051 253.9)
-
Step 300
300
#A4C4EA
oklch(81% 0.064 253)
-
Step 400
400
#72A4E0
oklch(70.7% 0.103 253.6)
-
Step 500
500
#4B8CD8
oklch(63.2% 0.133 253.7)
-
Step 600
600
#2C74C5
oklch(55.6% 0.144 254)
-
Step 700
700
#1E61AA
oklch(49.1% 0.134 253.9)
-
Step 800
800
#1B508A
oklch(42.8% 0.111 253.6)
-
Step 900
900
#1D426E
oklch(37.6% 0.087 254.4)
-
Step 950
950
#122741
oklch(27% 0.056 254.8)
#C4DDFC 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) | #D2DEFE | 0.019 |
| Deuteranopia (no green cones) | #CCD8FB | 0.015 |
| Tritanopia (no blue cones) | #B5E4E7 | 0.044 |
| Achromatopsia (no color) | #DBDBDB | 0.051 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #C4DDFC
#C4DDFC
oklch(88.9% 0.051 253.9)
- #EFD6B6
#EFD6B6
oklch(88.9% 0.051 73.9)
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 #C4DDFC, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Powder Blue #B0E0E6 ΔE 0.043
- Light Blue #ADD8E6 ΔE 0.044
- Cadet Gray #CED4DA ΔE 0.046
- Gainsboro #DCDCDC ΔE 0.051
- Lavender #E6E6FA ΔE 0.052
- Diamond #B9F2FF ΔE 0.054
- Pale Silver #D8E2DC ΔE 0.055
- Light Gray #D3D3D3 ΔE 0.055
Use #C4DDFC 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.