#CDDFFF
Closest named color: Lavender (#E6E6FA). oklch(90% 0.048 262), rgb(205, 223, 255).
Aa
Black text reads best on this color (15.59:1).
About this color
#CDDFFF is a very light, muted blue. In OKLCH its lightness is 90%, its chroma 0.048 and its hue 262°. Its hue sits on the cool side of the wheel. The nearest named color is Lavender (#E6E6FA), ΔE 0.040 away. Black text reads best on it, at 15.59:1.
| Hue family | Blues |
| Lightness | very light (90%) |
| Chroma | muted (0.048) |
| Temperature | cool |
| Nearest name | Lavender (#E6E6FA) |
| Black text | 15.59:1 |
| White text | 1.34:1 |
Values
| HEX | #CDDFFF |
| RGB | rgb(205, 223, 255) |
| HSL | hsl(218, 100%, 90%) |
| OKLCH | oklch(90% 0.048 262) |
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 #CDDFFF | 1.34:1 | Fails | Lc -19.5 | Dividers and decoration only |
| Black text on #CDDFFF | 15.59:1 | AAA | Lc 86.6 | Fine for body text |
| #CDDFFF text on white | 1.34:1 | Fails | Lc 17.0 | Dividers and decoration only |
| #CDDFFF text on black | 15.59:1 | AAA | Lc -86.6 | 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
#E3EAF6
oklch(93.5% 0.018 261.3)
-
Step 200
200 (this color)
#CDDFFF
oklch(90% 0.048 262)
-
Step 300
300
#ABC1E9
oklch(80.8% 0.062 262.3)
-
Step 400
400
#7FA1DF
oklch(70.8% 0.099 262)
-
Step 500
500
#5E88D6
oklch(63.1% 0.127 261.9)
-
Step 600
600
#4570C3
oklch(55.6% 0.138 262.2)
-
Step 700
700
#365EA8
oklch(49.1% 0.127 261.5)
-
Step 800
800
#2D4D88
oklch(42.7% 0.105 261.6)
-
Step 900
900
#29406D
oklch(37.6% 0.083 262.6)
-
Step 950
950
#182640
oklch(27% 0.052 262)
#CDDFFF 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) | #D5E1FF | 0.012 |
| Deuteranopia (no green cones) | #D0DCFE | 0.008 |
| Tritanopia (no blue cones) | #C1E5E9 | 0.042 |
| Achromatopsia (no color) | #DEDEDE | 0.048 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #CDDFFF
#CDDFFF
oklch(90% 0.048 262)
- #EEDCBB
#EEDCBB
oklch(90.1% 0.048 82.7)
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 #CDDFFF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Lavender #E6E6FA ΔE 0.040
- Gainsboro #DCDCDC ΔE 0.048
- Cadet Gray #CED4DA ΔE 0.051
- Pale Silver #D8E2DC ΔE 0.053
- Powder Blue #B0E0E6 ΔE 0.053
- Diamond #B9F2FF ΔE 0.053
- Platinum #E0E1DD ΔE 0.053
- Light Blue #ADD8E6 ΔE 0.056
Use #CDDFFF 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.