#C4DEFF
Closest named color: Powder Blue (#B0E0E6). oklch(89.2% 0.053 254.5), rgb(196, 222, 255).
Aa
Black text reads best on this color (15.23:1).
About this color
#C4DEFF is a light, muted blue. In OKLCH its lightness is 89%, its chroma 0.053 and its hue 254°. Its hue sits on the cool side of the wheel. The nearest named color is Powder Blue (#B0E0E6), ΔE 0.046 away. Black text reads best on it, at 15.23:1.
| Hue family | Blues |
| Lightness | light (89%) |
| Chroma | muted (0.053) |
| Temperature | cool |
| Nearest name | Powder Blue (#B0E0E6) |
| Black text | 15.23:1 |
| White text | 1.37:1 |
Values
| HEX | #C4DEFF |
| RGB | rgb(196, 222, 255) |
| HSL | hsl(214, 100%, 88%) |
| OKLCH | oklch(89.2% 0.053 254.5) |
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 #C4DEFF | 1.37:1 | Fails | Lc -21.1 | Dividers and decoration only |
| Black text on #C4DEFF | 15.23:1 | AAA | Lc 85.3 | Fine for body text |
| #C4DEFF text on white | 1.37:1 | Fails | Lc 18.4 | Dividers and decoration only |
| #C4DEFF text on black | 15.23:1 | AAA | Lc -85.1 | 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
#F1F6FC
oklch(97.1% 0.01 252.8)
-
Step 100
100
#E1EBF7
oklch(93.6% 0.019 252.9)
-
Step 200
200 (this color)
#C4DEFF
oklch(89.2% 0.053 254.5)
-
Step 300
300
#A3C3ED
oklch(80.8% 0.069 255.4)
-
Step 400
400
#70A3E4
oklch(70.6% 0.11 255)
-
Step 500
500
#488BDC
oklch(63.1% 0.14 254.5)
-
Step 600
600
#2773CA
oklch(55.5% 0.153 254.7)
-
Step 700
700
#1960AE
oklch(49% 0.142 254.5)
-
Step 800
800
#184F8D
oklch(42.7% 0.117 254.4)
-
Step 900
900
#1B4271
oklch(37.7% 0.092 254.8)
-
Step 950
950
#112742
oklch(27% 0.058 254.7)
#C4DEFF 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 | 0.019 |
| Deuteranopia (no green cones) | #CCD9FE | 0.015 |
| Tritanopia (no blue cones) | #B4E5E9 | 0.046 |
| Achromatopsia (no color) | #DBDBDB | 0.053 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #C4DEFF
#C4DEFF
oklch(89.2% 0.053 254.5)
- #F1D7B5
#F1D7B5
oklch(89.2% 0.053 74.4)
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 #C4DEFF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Powder Blue #B0E0E6 ΔE 0.046
- Light Blue #ADD8E6 ΔE 0.047
- Cadet Gray #CED4DA ΔE 0.050
- Lavender #E6E6FA ΔE 0.051
- Diamond #B9F2FF ΔE 0.053
- Gainsboro #DCDCDC ΔE 0.053
- Pale Silver #D8E2DC ΔE 0.057
- Light Gray #D3D3D3 ΔE 0.059
Use #C4DEFF 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.