#CDDDED
Closest named color: Gainsboro (#DCDCDC). oklch(89% 0.028 248.1), rgb(205, 221, 237).
Aa
Black text reads best on this color (15.16:1).
About this color
#CDDDED is a light close to neutral grey. In OKLCH its lightness is 89%, its chroma 0.028. It has too little chroma to lean warm or cool. The nearest named color is Gainsboro (#DCDCDC), ΔE 0.028 away. Black text reads best on it, at 15.16:1.
| Hue family | Neutrals |
| Lightness | light (89%) |
| Chroma | close to neutral grey (0.028) |
| Temperature | neutral |
| Nearest name | Gainsboro (#DCDCDC) |
| Black text | 15.16:1 |
| White text | 1.38:1 |
Values
| HEX | #CDDDED |
| RGB | rgb(205, 221, 237) |
| HSL | hsl(210, 47%, 87%) |
| OKLCH | oklch(89% 0.028 248.1) |
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 #CDDDED | 1.38:1 | Fails | Lc -21.4 | Dividers and decoration only |
| Black text on #CDDDED | 15.16:1 | AAA | Lc 84.9 | Fine for body text |
| #CDDDED text on white | 1.38:1 | Fails | Lc 18.7 | Dividers and decoration only |
| #CDDDED text on black | 15.16:1 | AAA | Lc -84.8 | 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
#F3F6F9
oklch(97.2% 0.005 247.9)
-
Step 100
100
#E5EBF1
oklch(93.7% 0.01 247.9)
-
Step 200
200 (this color)
#CDDDED
oklch(89% 0.028 248.1)
-
Step 300
300
#AFC3D7
oklch(80.8% 0.036 248.3)
-
Step 400
400
#85A4C3
oklch(70.6% 0.057 248.6)
-
Step 500
500
#658EB4
oklch(63.2% 0.073 247.2)
-
Step 600
600
#4C77A0
oklch(55.5% 0.08 248.3)
-
Step 700
700
#3D6489
oklch(49.1% 0.074 248.3)
-
Step 800
800
#33526F
oklch(42.8% 0.061 247.8)
-
Step 900
900
#2D445A
oklch(37.8% 0.048 248.1)
-
Step 950
950
#1A2835
oklch(27% 0.031 247.2)
#CDDDED 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) | #D7DDEE | 0.013 |
| Deuteranopia (no green cones) | #D3D9ED | 0.012 |
| Tritanopia (no blue cones) | #C5E1E2 | 0.024 |
| Achromatopsia (no color) | #DBDBDB | 0.028 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #CDDDED
#CDDDED
oklch(89% 0.028 248.1)
- #E8D8C8
#E8D8C8
oklch(89.1% 0.028 67.5)
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 #CDDDED, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Gainsboro #DCDCDC ΔE 0.028
- Cadet Gray #CED4DA ΔE 0.029
- Pale Silver #D8E2DC ΔE 0.033
- Platinum #E0E1DD ΔE 0.036
- Light Gray #D3D3D3 ΔE 0.037
- Powder Blue #B0E0E6 ΔE 0.038
- Light Blue #ADD8E6 ΔE 0.044
- Lavender #E6E6FA ΔE 0.044
Use #CDDDED 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.