#CDDEDF
Closest named color: Gainsboro (#DCDCDC). oklch(88.8% 0.018 201.1), rgb(205, 222, 223).
Aa
Black text reads best on this color (15.10:1).
About this color
#CDDEDF is a light close to neutral grey. In OKLCH its lightness is 89%, its chroma 0.018. It has too little chroma to lean warm or cool. The nearest named color is Gainsboro (#DCDCDC), ΔE 0.019 away. Black text reads best on it, at 15.10:1.
| Hue family | Neutrals |
| Lightness | light (89%) |
| Chroma | close to neutral grey (0.018) |
| Temperature | neutral |
| Nearest name | Gainsboro (#DCDCDC) |
| Black text | 15.10:1 |
| White text | 1.38:1 |
Values
| HEX | #CDDEDF |
| RGB | rgb(205, 222, 223) |
| HSL | hsl(183, 22%, 84%) |
| OKLCH | oklch(88.8% 0.018 201.1) |
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 #CDDEDF | 1.38:1 | Fails | Lc -21.6 | Dividers and decoration only |
| Black text on #CDDEDF | 15.10:1 | AAA | Lc 84.7 | Fine for body text |
| #CDDEDF text on white | 1.38:1 | Fails | Lc 19.0 | Dividers and decoration only |
| #CDDEDF text on black | 15.10:1 | AAA | Lc -84.5 | 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
#F3F6F6
oklch(97.1% 0.003 197.1)
-
Step 100
100
#E5EBEC
oklch(93.6% 0.007 208.8)
-
Step 200
200 (this color)
#CDDEDF
oklch(88.8% 0.018 201.1)
-
Step 300
300
#B0C5C7
oklch(80.8% 0.023 203.7)
-
Step 400
400
#86A8AA
oklch(70.7% 0.037 200.8)
-
Step 500
500
#679395
oklch(63.2% 0.048 199.6)
-
Step 600
600
#4D7D80
oklch(55.7% 0.052 200.8)
-
Step 700
700
#3E696C
oklch(49.1% 0.048 201.4)
-
Step 800
800
#335658
oklch(42.7% 0.041 200.4)
-
Step 900
900
#2D4748
oklch(37.7% 0.032 199)
-
Step 950
950
#1B292A
oklch(26.9% 0.019 201.6)
#CDDEDF 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) | #DBDCDF | 0.018 |
| Deuteranopia (no green cones) | #D8D9DF | 0.018 |
| Tritanopia (no blue cones) | #C8DFDE | 0.007 |
| Achromatopsia (no color) | #DBDBDB | 0.019 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #CDDEDF
#CDDEDF
oklch(88.8% 0.018 201.1)
- #E6D6D5
#E6D6D5
oklch(88.9% 0.018 21.8)
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 #CDDEDF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Gainsboro #DCDCDC ΔE 0.019
- Pale Silver #D8E2DC ΔE 0.020
- Cadet Gray #CED4DA ΔE 0.025
- Platinum #E0E1DD ΔE 0.027
- Light Gray #D3D3D3 ΔE 0.028
- Powder Blue #B0E0E6 ΔE 0.035
- Light Blue #ADD8E6 ΔE 0.045
- Celeste #A8DADC ΔE 0.048
Use #CDDEDF 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.