#C4DDFA
Closest named color: Powder Blue (#B0E0E6). oklch(88.8% 0.048 252.2), rgb(196, 221, 250).
Aa
Black text reads best on this color (15.07:1).
About this color
#C4DDFA is a light, muted blue. In OKLCH its lightness is 89%, its chroma 0.048 and its hue 252°. Its hue sits on the cool side of the wheel. The nearest named color is Powder Blue (#B0E0E6), ΔE 0.041 away. Black text reads best on it, at 15.07:1.
| Hue family | Blues |
| Lightness | light (89%) |
| Chroma | muted (0.048) |
| Temperature | cool |
| Nearest name | Powder Blue (#B0E0E6) |
| Black text | 15.07:1 |
| White text | 1.39:1 |
Values
| HEX | #C4DDFA |
| RGB | rgb(196, 221, 250) |
| HSL | hsl(212, 84%, 87%) |
| OKLCH | oklch(88.8% 0.048 252.2) |
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 #C4DDFA | 1.39:1 | Fails | Lc -21.8 | Dividers and decoration only |
| Black text on #C4DDFA | 15.07:1 | AAA | Lc 84.6 | Fine for body text |
| #C4DDFA text on white | 1.39:1 | Fails | Lc 19.1 | Dividers and decoration only |
| #C4DDFA text on black | 15.07:1 | AAA | Lc -84.4 | 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
#E2EBF6
oklch(93.7% 0.018 253.3)
-
Step 200
200 (this color)
#C4DDFA
oklch(88.8% 0.048 252.2)
-
Step 300
300
#A4C4E8
oklch(80.9% 0.062 251.6)
-
Step 400
400
#72A4DD
oklch(70.6% 0.1 252.4)
-
Step 500
500
#4B8DD4
oklch(63.2% 0.127 252)
-
Step 600
600
#2C75C1
oklch(55.6% 0.138 252.5)
-
Step 700
700
#1E62A6
oklch(49.1% 0.128 252.2)
-
Step 800
800
#1B5087
oklch(42.6% 0.107 252.5)
-
Step 900
900
#1D436C
oklch(37.7% 0.083 252.4)
-
Step 950
950
#12283F
oklch(27.1% 0.051 251.2)
#C4DDFA 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) | #D3DDFB | 0.019 |
| Deuteranopia (no green cones) | #CCD8F9 | 0.015 |
| Tritanopia (no blue cones) | #B6E3E6 | 0.041 |
| Achromatopsia (no color) | #DADADA | 0.048 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #C4DDFA
#C4DDFA
oklch(88.8% 0.048 252.2)
- #EFD6B8
#EFD6B8
oklch(88.9% 0.049 72.2)
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 #C4DDFA, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Powder Blue #B0E0E6 ΔE 0.041
- Light Blue #ADD8E6 ΔE 0.042
- Cadet Gray #CED4DA ΔE 0.043
- Gainsboro #DCDCDC ΔE 0.049
- Lavender #E6E6FA ΔE 0.052
- Pale Silver #D8E2DC ΔE 0.053
- Light Gray #D3D3D3 ΔE 0.053
- Diamond #B9F2FF ΔE 0.054
Use #C4DDFA 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.