#CDDBF8
Closest named color: Cadet Gray (#CED4DA). oklch(89% 0.043 265), rgb(205, 219, 248).
Aa
Black text reads best on this color (15.08:1).
About this color
#CDDBF8 is a light, muted blue. In OKLCH its lightness is 89%, its chroma 0.043 and its hue 265°. Its hue sits on the cool side of the wheel. The nearest named color is Cadet Gray (#CED4DA), ΔE 0.040 away. Black text reads best on it, at 15.08:1.
| Hue family | Blues |
| Lightness | light (89%) |
| Chroma | muted (0.043) |
| Temperature | cool |
| Nearest name | Cadet Gray (#CED4DA) |
| Black text | 15.08:1 |
| White text | 1.39:1 |
Values
| HEX | #CDDBF8 |
| RGB | rgb(205, 219, 248) |
| HSL | hsl(220, 75%, 89%) |
| OKLCH | oklch(89% 0.043 265) |
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 #CDDBF8 | 1.39:1 | Fails | Lc -21.7 | Dividers and decoration only |
| Black text on #CDDBF8 | 15.08:1 | AAA | Lc 84.6 | Fine for body text |
| #CDDBF8 text on white | 1.39:1 | Fails | Lc 19.0 | Dividers and decoration only |
| #CDDBF8 text on black | 15.08:1 | AAA | Lc -84.4 | 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
#F3F5FB
oklch(97% 0.008 271.3)
-
Step 100
100
#E5EAF5
oklch(93.6% 0.016 266.3)
-
Step 200
200 (this color)
#CDDBF8
oklch(89% 0.043 265)
-
Step 300
300
#AFC1E5
oklch(80.9% 0.055 264.2)
-
Step 400
400
#86A0D8
oklch(70.7% 0.088 265)
-
Step 500
500
#6887CE
oklch(63.1% 0.113 265.4)
-
Step 600
600
#5070BB
oklch(55.6% 0.123 265.2)
-
Step 700
700
#405DA1
oklch(49% 0.115 265.1)
-
Step 800
800
#354D82
oklch(42.8% 0.093 264.4)
-
Step 900
900
#2E4069
oklch(37.7% 0.074 265.1)
-
Step 950
950
#1B263D
oklch(27% 0.046 264.1)
#CDDBF8 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) | #D2DDF9 | 0.009 |
| Deuteranopia (no green cones) | #CED9F7 | 0.005 |
| Tritanopia (no blue cones) | #C3E1E4 | 0.039 |
| Achromatopsia (no color) | #DADADA | 0.043 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #CDDBF8
#CDDBF8
oklch(89% 0.043 265)
- #E8D9BB
#E8D9BB
oklch(89% 0.043 84.6)
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 #CDDBF8, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cadet Gray #CED4DA ΔE 0.040
- Gainsboro #DCDCDC ΔE 0.043
- Lavender #E6E6FA ΔE 0.046
- Light Gray #D3D3D3 ΔE 0.049
- Powder Blue #B0E0E6 ΔE 0.049
- Light Blue #ADD8E6 ΔE 0.049
- Pale Silver #D8E2DC ΔE 0.050
- Platinum #E0E1DD ΔE 0.051
Use #CDDBF8 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.