#CDE9EB
Closest named color: Pale Silver (#D8E2DC). oklch(91.4% 0.03 201.9), rgb(205, 233, 235).
Aa
Black text reads best on this color (16.45:1).
About this color
#CDE9EB is a very light close to neutral grey. In OKLCH its lightness is 91%, its chroma 0.030. It has too little chroma to lean warm or cool. The nearest named color is Pale Silver (#D8E2DC), ΔE 0.024 away. Black text reads best on it, at 16.45:1.
| Hue family | Neutrals |
| Lightness | very light (91%) |
| Chroma | close to neutral grey (0.030) |
| Temperature | neutral |
| Nearest name | Pale Silver (#D8E2DC) |
| Black text | 16.45:1 |
| White text | 1.27:1 |
Values
| HEX | #CDE9EB |
| RGB | rgb(205, 233, 235) |
| HSL | hsl(184, 43%, 86%) |
| OKLCH | oklch(91.4% 0.03 201.9) |
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 #CDE9EB | 1.27:1 | Fails | Lc -15.8 | Dividers and decoration only |
| Black text on #CDE9EB | 16.45:1 | AAA | Lc 89.9 | Fine for body text |
| #CDE9EB text on white | 1.27:1 | Fails | Lc 13.7 | Not readable |
| #CDE9EB text on black | 16.45:1 | AAA | Lc -90.1 | Preferred 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 100.
-
Step 50
50
#F2F6F7
oklch(97% 0.004 214.3)
-
Step 100
100 (this color)
#CDE9EB
oklch(91.4% 0.03 201.9)
-
Step 200
200
#CADEDF
oklch(88.6% 0.021 200.4)
-
Step 300
300
#A5C8CB
oklch(80.8% 0.038 202.8)
-
Step 400
400
#72ACB1
oklch(70.6% 0.061 202.7)
-
Step 500
500
#49989D
oklch(63.2% 0.078 200.9)
-
Step 600
600
#238288
oklch(55.6% 0.085 201.3)
-
Step 700
700
#136E74
oklch(49.2% 0.079 201.9)
-
Step 800
800
#15595E
oklch(42.6% 0.065 202.3)
-
Step 900
900
#1A4A4D
oklch(37.8% 0.051 200.9)
-
Step 950
950
#112B2D
oklch(27% 0.032 202.1)
#CDE9EB 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) | #E5E6EB | 0.031 |
| Deuteranopia (no green cones) | #DFE2EB | 0.028 |
| Tritanopia (no blue cones) | #C5EBE9 | 0.012 |
| Achromatopsia (no color) | #E4E4E4 | 0.030 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #CDE9EB
#CDE9EB
oklch(91.4% 0.03 201.9)
- #F6DBDA
#F6DBDA
oklch(91.3% 0.03 20.3)
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 #CDE9EB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Pale Silver #D8E2DC ΔE 0.024
- Platinum #E0E1DD ΔE 0.030
- Diamond #B9F2FF ΔE 0.034
- Pale Turquoise #AFEEEE ΔE 0.035
- Gainsboro #DCDCDC ΔE 0.036
- Pale Sky Blue #BDF6FE ΔE 0.037
- Lavender #E6E6FA ΔE 0.041
- Powder Blue #B0E0E6 ΔE 0.044
Use #CDE9EB 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.