#CDD7ED
Closest named color: Cadet Gray (#CED4DA). oklch(87.8% 0.032 266.1), rgb(205, 215, 237).
Aa
Black text reads best on this color (14.53:1).
About this color
#CDD7ED is a light, muted blue. In OKLCH its lightness is 88%, its chroma 0.032 and its hue 266°. Its hue sits on the cool side of the wheel. The nearest named color is Cadet Gray (#CED4DA), ΔE 0.025 away. Black text reads best on it, at 14.53:1.
| Hue family | Blues |
| Lightness | light (88%) |
| Chroma | muted (0.032) |
| Temperature | cool |
| Nearest name | Cadet Gray (#CED4DA) |
| Black text | 14.53:1 |
| White text | 1.44:1 |
Values
| HEX | #CDD7ED |
| RGB | rgb(205, 215, 237) |
| HSL | hsl(221, 47%, 87%) |
| OKLCH | oklch(87.8% 0.032 266.1) |
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 #CDD7ED | 1.44:1 | Fails | Lc -24.2 | Dividers and decoration only |
| Black text on #CDD7ED | 14.53:1 | AAA | Lc 82.5 | Fine for body text |
| #CDD7ED text on white | 1.44:1 | Fails | Lc 21.2 | Dividers and decoration only |
| #CDD7ED text on black | 14.53:1 | AAA | Lc -82.1 | 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
#F4F5F9
oklch(97.1% 0.005 275)
-
Step 100
100
#E6EAF2
oklch(93.6% 0.012 264.5)
-
Step 200
200 (this color)
#CDD7ED
oklch(87.8% 0.032 266.1)
-
Step 300
300
#B4C1DC
oklch(81% 0.041 265)
-
Step 400
400
#8DA0CB
oklch(70.7% 0.067 266.1)
-
Step 500
500
#7188BD
oklch(63% 0.085 266)
-
Step 600
600
#5A71AA
oklch(55.5% 0.093 266.7)
-
Step 700
700
#4A5F92
oklch(49.2% 0.086 266.3)
-
Step 800
800
#3D4E76
oklch(42.8% 0.07 266)
-
Step 900
900
#34415F
oklch(37.8% 0.054 265.9)
-
Step 950
950
#1E2638
oklch(27% 0.036 265.6)
#CDD7ED 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) | #D1D8EE | 0.006 |
| Deuteranopia (no green cones) | #CED5EC | 0.005 |
| Tritanopia (no blue cones) | #C6DBDE | 0.028 |
| Achromatopsia (no color) | #D7D7D7 | 0.032 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #CDD7ED
#CDD7ED
oklch(87.8% 0.032 266.1)
- #E0D6BF
#E0D6BF
oklch(87.8% 0.033 87.3)
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 #CDD7ED, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cadet Gray #CED4DA ΔE 0.025
- Light Gray #D3D3D3 ΔE 0.034
- Gainsboro #DCDCDC ΔE 0.036
- Light Blue #ADD8E6 ΔE 0.042
- Powder Blue #B0E0E6 ΔE 0.044
- Pale Silver #D8E2DC ΔE 0.046
- Platinum #E0E1DD ΔE 0.047
- Light Blue Grey #B7C9E2 ΔE 0.049
Use #CDD7ED 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.