#D1D9EF
Closest named color: Cadet Gray (#CED4DA). oklch(88.6% 0.031 269.8), rgb(209, 217, 239).
Aa
Black text reads best on this color (14.88:1).
About this color
#D1D9EF is a light, muted blue. In OKLCH its lightness is 89%, its chroma 0.031 and its hue 270°. Its hue sits on the cool side of the wheel. The nearest named color is Cadet Gray (#CED4DA), ΔE 0.029 away. Black text reads best on it, at 14.88:1.
| Hue family | Blues |
| Lightness | light (89%) |
| Chroma | muted (0.031) |
| Temperature | cool |
| Nearest name | Cadet Gray (#CED4DA) |
| Black text | 14.88:1 |
| White text | 1.41:1 |
Values
| HEX | #D1D9EF |
| RGB | rgb(209, 217, 239) |
| HSL | hsl(224, 48%, 88%) |
| OKLCH | oklch(88.6% 0.031 269.8) |
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 #D1D9EF | 1.41:1 | Fails | Lc -22.6 | Dividers and decoration only |
| Black text on #D1D9EF | 14.88:1 | AAA | Lc 83.8 | Fine for body text |
| #D1D9EF text on white | 1.41:1 | Fails | Lc 19.9 | Dividers and decoration only |
| #D1D9EF text on black | 14.88:1 | AAA | Lc -83.6 | 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
#E7EAF2
oklch(93.7% 0.011 269.5)
-
Step 200
200 (this color)
#D1D9EF
oklch(88.6% 0.031 269.8)
-
Step 300
300
#B6C0DC
oklch(80.9% 0.041 269.9)
-
Step 400
400
#909FCA
oklch(70.6% 0.065 269.7)
-
Step 500
500
#7687BC
oklch(63.1% 0.083 270.3)
-
Step 600
600
#5E70A8
oklch(55.5% 0.09 269.7)
-
Step 700
700
#4E5E90
oklch(49.1% 0.083 269.7)
-
Step 800
800
#404D75
oklch(42.7% 0.069 269.6)
-
Step 900
900
#36405F
oklch(37.7% 0.055 269.9)
-
Step 950
950
#202637
oklch(27.1% 0.033 269.2)
#D1D9EF 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) | #D3DAF0 | 0.004 |
| Deuteranopia (no green cones) | #D1D8EE | 0.003 |
| Tritanopia (no blue cones) | #CADDE0 | 0.028 |
| Achromatopsia (no color) | #D9D9D9 | 0.031 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #D1D9EF
#D1D9EF
oklch(88.6% 0.031 269.8)
- #E1D9C2
#E1D9C2
oklch(88.6% 0.032 91)
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 #D1D9EF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cadet Gray #CED4DA ΔE 0.029
- Gainsboro #DCDCDC ΔE 0.033
- Light Gray #D3D3D3 ΔE 0.037
- Pale Silver #D8E2DC ΔE 0.042
- Platinum #E0E1DD ΔE 0.042
- Lavender #E6E6FA ΔE 0.046
- Powder Blue #B0E0E6 ΔE 0.047
- Light Blue #ADD8E6 ΔE 0.048
Use #D1D9EF 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.