#C5DEFE
Closest named color: Powder Blue (#B0E0E6). oklch(89.2% 0.052 254.7), rgb(197, 222, 254).
Aa
Black text reads best on this color (15.25:1).
About this color
#C5DEFE is a light, muted blue. In OKLCH its lightness is 89%, its chroma 0.052 and its hue 255°. 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 15.25:1.
| Hue family | Blues |
| Lightness | light (89%) |
| Chroma | muted (0.052) |
| Temperature | cool |
| Nearest name | Powder Blue (#B0E0E6) |
| Black text | 15.25:1 |
| White text | 1.37:1 |
Values
| HEX | #C5DEFE |
| RGB | rgb(197, 222, 254) |
| HSL | hsl(214, 97%, 88%) |
| OKLCH | oklch(89.2% 0.052 254.7) |
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 #C5DEFE | 1.37:1 | Fails | Lc -21.0 | Dividers and decoration only |
| Black text on #C5DEFE | 15.25:1 | AAA | Lc 85.3 | Fine for body text |
| #C5DEFE text on white | 1.37:1 | Fails | Lc 18.4 | Dividers and decoration only |
| #C5DEFE text on black | 15.25:1 | AAA | Lc -85.2 | 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)
#C5DEFE
oklch(89.2% 0.052 254.7)
-
Step 300
300
#A4C3EB
oklch(80.8% 0.066 254.9)
-
Step 400
400
#72A3E2
oklch(70.6% 0.107 255.1)
-
Step 500
500
#4B8BDA
oklch(63.1% 0.137 254.8)
-
Step 600
600
#2C73C7
oklch(55.5% 0.148 254.9)
-
Step 700
700
#1E60AC
oklch(49% 0.138 254.9)
-
Step 800
800
#1B4F8B
oklch(42.7% 0.113 254.5)
-
Step 900
900
#1D426F
oklch(37.6% 0.088 254.8)
-
Step 950
950
#122741
oklch(27% 0.056 254.8)
#C5DEFE 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 | 0.018 |
| Deuteranopia (no green cones) | #CDD9FD | 0.015 |
| Tritanopia (no blue cones) | #B6E5E8 | 0.045 |
| Achromatopsia (no color) | #DCDCDC | 0.052 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #C5DEFE
#C5DEFE
oklch(89.2% 0.052 254.7)
- #F0D7B6
#F0D7B6
oklch(89.1% 0.052 74.7)
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 #C5DEFE, 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 0.048
- Lavender #E6E6FA ΔE 0.050
- Gainsboro #DCDCDC ΔE 0.052
- Diamond #B9F2FF ΔE 0.053
- Pale Silver #D8E2DC ΔE 0.056
- Light Gray #D3D3D3 ΔE 0.058
Use #C5DEFE 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.