#C4DEFD
Closest named color: Powder Blue (#B0E0E6). oklch(89.1% 0.051 252.9), rgb(196, 222, 253).
Aa
Black text reads best on this color (15.21:1).
About this color
#C4DEFD is a light, muted blue. In OKLCH its lightness is 89%, its chroma 0.051 and its hue 253°. Its hue sits on the cool side of the wheel. The nearest named color is Powder Blue (#B0E0E6), ΔE 0.044 away. Black text reads best on it, at 15.21:1.
| Hue family | Blues |
| Lightness | light (89%) |
| Chroma | muted (0.051) |
| Temperature | cool |
| Nearest name | Powder Blue (#B0E0E6) |
| Black text | 15.21:1 |
| White text | 1.38:1 |
Values
| HEX | #C4DEFD |
| RGB | rgb(196, 222, 253) |
| HSL | hsl(213, 93%, 88%) |
| OKLCH | oklch(89.1% 0.051 252.9) |
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 #C4DEFD | 1.38:1 | Fails | Lc -21.2 | Dividers and decoration only |
| Black text on #C4DEFD | 15.21:1 | AAA | Lc 85.2 | Fine for body text |
| #C4DEFD text on white | 1.38:1 | Fails | Lc 18.5 | Dividers and decoration only |
| #C4DEFD text on black | 15.21:1 | AAA | Lc -85.0 | 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
#F1F6FB
oklch(97.1% 0.009 247.9)
-
Step 100
100
#E1EBF7
oklch(93.6% 0.019 252.9)
-
Step 200
200 (this color)
#C4DEFD
oklch(89.1% 0.051 252.9)
-
Step 300
300
#A3C4EB
oklch(81% 0.066 252.8)
-
Step 400
400
#70A4E1
oklch(70.7% 0.106 253.1)
-
Step 500
500
#488CD8
oklch(63.1% 0.134 252.9)
-
Step 600
600
#2775C6
oklch(55.7% 0.146 252.8)
-
Step 700
700
#1961AB
oklch(49% 0.137 253.3)
-
Step 800
800
#18508A
oklch(42.7% 0.112 252.8)
-
Step 900
900
#1B436E
oklch(37.7% 0.086 252.5)
-
Step 950
950
#112741
oklch(26.9% 0.056 253.9)
#C4DEFD 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) | #D3DFFF | 0.020 |
| Deuteranopia (no green cones) | #CDD9FC | 0.016 |
| Tritanopia (no blue cones) | #B5E5E8 | 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°).
- #C4DEFD
#C4DEFD
oklch(89.1% 0.051 252.9)
- #F0D7B7
#F0D7B7
oklch(89.2% 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 #C4DEFD, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Powder Blue #B0E0E6 ΔE 0.044
- Light Blue #ADD8E6 ΔE 0.045
- Cadet Gray #CED4DA ΔE 0.047
- Lavender #E6E6FA ΔE 0.051
- Gainsboro #DCDCDC ΔE 0.051
- Diamond #B9F2FF ΔE 0.052
- Pale Silver #D8E2DC ΔE 0.055
- Light Gray #D3D3D3 ΔE 0.057
Use #C4DEFD 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.