#CDE3DD
Closest named color: Pale Silver (#D8E2DC). oklch(89.8% 0.025 177.6), rgb(205, 227, 221).
Aa
Black text reads best on this color (15.62:1).
About this color
#CDE3DD is a light close to neutral grey. In OKLCH its lightness is 90%, its chroma 0.025. It has too little chroma to lean warm or cool. The nearest named color is Pale Silver (#D8E2DC), ΔE 0.014 away. Black text reads best on it, at 15.62:1.
| Hue family | Neutrals |
| Lightness | light (90%) |
| Chroma | close to neutral grey (0.025) |
| Temperature | neutral |
| Nearest name | Pale Silver (#D8E2DC) |
| Black text | 15.62:1 |
| White text | 1.34:1 |
Values
| HEX | #CDE3DD |
| RGB | rgb(205, 227, 221) |
| HSL | hsl(164, 28%, 85%) |
| OKLCH | oklch(89.8% 0.025 177.6) |
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 #CDE3DD | 1.34:1 | Fails | Lc -19.4 | Dividers and decoration only |
| Black text on #CDE3DD | 15.62:1 | AAA | Lc 86.7 | Fine for body text |
| #CDE3DD text on white | 1.34:1 | Fails | Lc 16.9 | Dividers and decoration only |
| #CDE3DD text on black | 15.62:1 | AAA | Lc -86.7 | 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
#F3F6F5
oklch(97.1% 0.003 174.5)
-
Step 100
100
#E4ECEA
oklch(93.6% 0.009 179.6)
-
Step 200
200 (this color)
#CDE3DD
oklch(89.8% 0.025 177.6)
-
Step 300
300
#ACC8C0
oklch(81% 0.032 176.4)
-
Step 400
400
#7FABA0
oklch(70.6% 0.05 177.7)
-
Step 500
500
#5C9789
oklch(63.2% 0.066 177.2)
-
Step 600
600
#408173
oklch(55.6% 0.071 177.7)
-
Step 700
700
#316D60
oklch(49.1% 0.066 177.2)
-
Step 800
800
#2A594F
oklch(42.8% 0.054 177.9)
-
Step 900
900
#274941
oklch(37.7% 0.042 177)
-
Step 950
950
#172B26
oklch(27% 0.028 176.4)
#CDE3DD 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) | #E1E0DD | 0.026 |
| Deuteranopia (no green cones) | #DDDDDD | 0.025 |
| Tritanopia (no blue cones) | #C8E4E1 | 0.007 |
| Achromatopsia (no color) | #DEDEDE | 0.025 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #CDE3DD
#CDE3DD
oklch(89.8% 0.025 177.6)
- #ECD7DD
#ECD7DD
oklch(89.8% 0.024 358.3)
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 #CDE3DD, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Pale Silver #D8E2DC ΔE 0.014
- Platinum #E0E1DD ΔE 0.025
- Gainsboro #DCDCDC ΔE 0.025
- Powder Blue #B0E0E6 ΔE 0.038
- Cadet Gray #CED4DA ΔE 0.039
- Light Gray #D3D3D3 ΔE 0.040
- Pale Turquoise #AFEEEE ΔE 0.042
- Diamond #B9F2FF ΔE 0.051
Use #CDE3DD 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.