#CDD9DF
Closest named color: Cadet Gray (#CED4DA). oklch(87.8% 0.015 229), rgb(205, 217, 223).
Aa
Black text reads best on this color (14.58:1).
About this color
#CDD9DF is a light close to neutral grey. In OKLCH its lightness is 88%, its chroma 0.015. It has too little chroma to lean warm or cool. The nearest named color is Cadet Gray (#CED4DA), ΔE 0.013 away. Black text reads best on it, at 14.58:1.
| Hue family | Neutrals |
| Lightness | light (88%) |
| Chroma | close to neutral grey (0.015) |
| Temperature | neutral |
| Nearest name | Cadet Gray (#CED4DA) |
| Black text | 14.58:1 |
| White text | 1.43:1 |
Values
| HEX | #CDD9DF |
| RGB | rgb(205, 217, 223) |
| HSL | hsl(200, 22%, 84%) |
| OKLCH | oklch(87.8% 0.015 229) |
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 #CDD9DF | 1.43:1 | Fails | Lc -24.0 | Dividers and decoration only |
| Black text on #CDD9DF | 14.58:1 | AAA | Lc 82.7 | Fine for body text |
| #CDD9DF text on white | 1.43:1 | Fails | Lc 21.0 | Dividers and decoration only |
| #CDD9DF text on black | 14.58:1 | AAA | Lc -82.3 | 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
#F4F6F7
oklch(97.2% 0.003 228.8)
-
Step 100
100
#E6EBED
oklch(93.7% 0.006 223.5)
-
Step 200
200 (this color)
#CDD9DF
oklch(87.8% 0.015 229)
-
Step 300
300
#B4C3CB
oklch(80.8% 0.02 230.8)
-
Step 400
400
#8DA5B1
oklch(70.7% 0.032 229.4)
-
Step 500
500
#708F9D
oklch(63.1% 0.041 227.2)
-
Step 600
600
#587988
oklch(55.7% 0.044 227.8)
-
Step 700
700
#486673
oklch(49.2% 0.041 226.7)
-
Step 800
800
#3B535E
oklch(42.7% 0.034 228)
-
Step 900
900
#33454D
oklch(37.8% 0.027 227)
-
Step 950
950
#1E282D
oklch(27% 0.017 229.8)
#CDD9DF 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) | #D6D8DF | 0.012 |
| Deuteranopia (no green cones) | #D3D6DF | 0.011 |
| Tritanopia (no blue cones) | #C9DBDB | 0.010 |
| Achromatopsia (no color) | #D7D7D7 | 0.015 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #CDD9DF
#CDD9DF
oklch(87.8% 0.015 229)
- #E0D4CE
#E0D4CE
oklch(87.8% 0.016 48.5)
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 #CDD9DF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cadet Gray #CED4DA ΔE 0.013
- Light Gray #D3D3D3 ΔE 0.019
- Gainsboro #DCDCDC ΔE 0.023
- Pale Silver #D8E2DC ΔE 0.030
- Platinum #E0E1DD ΔE 0.035
- Powder Blue #B0E0E6 ΔE 0.037
- Light Blue #ADD8E6 ΔE 0.040
- Celeste #A8DADC ΔE 0.046
Use #CDD9DF 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.