#CDD2E8
Closest named color: Cadet Gray (#CED4DA). oklch(86.7% 0.031 275.6), rgb(205, 210, 232).
Aa
Black text reads best on this color (13.97:1).
About this color
#CDD2E8 is a light, muted blue. In OKLCH its lightness is 87%, its chroma 0.031 and its hue 276°. Its hue sits on the cool side of the wheel. The nearest named color is Cadet Gray (#CED4DA), ΔE 0.022 away. Black text reads best on it, at 13.97:1.
| Hue family | Blues |
| Lightness | light (87%) |
| Chroma | muted (0.031) |
| Temperature | cool |
| Nearest name | Cadet Gray (#CED4DA) |
| Black text | 13.97:1 |
| White text | 1.50:1 |
Values
| HEX | #CDD2E8 |
| RGB | rgb(205, 210, 232) |
| HSL | hsl(229, 37%, 86%) |
| OKLCH | oklch(86.7% 0.031 275.6) |
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 #CDD2E8 | 1.50:1 | Fails | Lc -26.7 | Dividers and decoration only |
| Black text on #CDD2E8 | 13.97:1 | AAA | Lc 80.2 | Fine for body text |
| #CDD2E8 text on white | 1.50:1 | Fails | Lc 23.5 | Dividers and decoration only |
| #CDD2E8 text on black | 13.97:1 | AAA | Lc -79.7 | 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
#F4F5F9
oklch(97.1% 0.005 275)
-
Step 100
100
#E7E9F2
oklch(93.5% 0.012 276.1)
-
Step 200
200 (this color)
#CDD2E8
oklch(86.7% 0.031 275.6)
-
Step 300
300
#B9BFDB
oklch(80.9% 0.04 275.9)
-
Step 400
400
#959EC9
oklch(70.7% 0.064 275.4)
-
Step 500
500
#7B86BB
oklch(63.2% 0.081 274.8)
-
Step 600
600
#656FA7
oklch(55.7% 0.088 275.4)
-
Step 700
700
#545C8F
oklch(49% 0.082 276.1)
-
Step 800
800
#444C74
oklch(42.8% 0.067 274.6)
-
Step 900
900
#3A3F5E
oklch(37.7% 0.053 276.5)
-
Step 950
950
#222537
oklch(27% 0.034 276.6)
#CDD2E8 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) | #CCD4E9 | 0.005 |
| Deuteranopia (no green cones) | #CBD2E7 | 0.003 |
| Tritanopia (no blue cones) | #C7D6D9 | 0.028 |
| Achromatopsia (no color) | #D3D3D3 | 0.031 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #CDD2E8
#CDD2E8
oklch(86.7% 0.031 275.6)
- #D9D3BD
#D9D3BD
oklch(86.6% 0.03 94.4)
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 #CDD2E8, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cadet Gray #CED4DA ΔE 0.022
- Light Gray #D3D3D3 ΔE 0.031
- Light Blue Grey #B7C9E2 ΔE 0.039
- Gainsboro #DCDCDC ΔE 0.042
- Light Blue #ADD8E6 ΔE 0.042
- Thistle #D8BFD8 ΔE 0.048
- Powder Blue #B0E0E6 ΔE 0.050
- Light Periwinkle #C1C6FC ΔE 0.052
Use #CDD2E8 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.