#D3DDFB
Closest named color: Lavender (#E6E6FA). oklch(89.9% 0.043 270.9), rgb(211, 221, 251).
Aa
Black text reads best on this color (15.50:1).
About this color
#D3DDFB is a light, muted blue. In OKLCH its lightness is 90%, its chroma 0.043 and its hue 271°. Its hue sits on the cool side of the wheel. The nearest named color is Lavender (#E6E6FA), ΔE 0.036 away. Black text reads best on it, at 15.50:1.
| Hue family | Blues |
| Lightness | light (90%) |
| Chroma | muted (0.043) |
| Temperature | cool |
| Nearest name | Lavender (#E6E6FA) |
| Black text | 15.50:1 |
| White text | 1.35:1 |
Values
| HEX | #D3DDFB |
| RGB | rgb(211, 221, 251) |
| HSL | hsl(225, 83%, 91%) |
| OKLCH | oklch(89.9% 0.043 270.9) |
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 #D3DDFB | 1.35:1 | Fails | Lc -19.9 | Dividers and decoration only |
| Black text on #D3DDFB | 15.50:1 | AAA | Lc 86.3 | Fine for body text |
| #D3DDFB text on white | 1.35:1 | Fails | Lc 17.4 | Dividers and decoration only |
| #D3DDFB text on black | 15.50:1 | AAA | Lc -86.2 | 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
#F3F5FB
oklch(97% 0.008 271.3)
-
Step 100
100
#E6EAF5
oklch(93.7% 0.015 270)
-
Step 200
200 (this color)
#D3DDFB
oklch(89.9% 0.043 270.9)
-
Step 300
300
#B3BFE5
oklch(80.8% 0.055 271.4)
-
Step 400
400
#8C9ED8
oklch(70.7% 0.088 270.8)
-
Step 500
500
#7085CD
oklch(63.1% 0.111 270.6)
-
Step 600
600
#596DBA
oklch(55.5% 0.122 271)
-
Step 700
700
#495BA0
oklch(49% 0.113 270.8)
-
Step 800
800
#3C4B82
oklch(42.8% 0.093 270.6)
-
Step 900
900
#333F68
oklch(37.7% 0.072 270.3)
-
Step 950
950
#1E253D
oklch(27% 0.046 270.7)
#D3DDFB 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) | #D5DFFC | 0.006 |
| Deuteranopia (no green cones) | #D2DCFA | 0.003 |
| Tritanopia (no blue cones) | #CAE3E7 | 0.039 |
| Achromatopsia (no color) | #DDDDDD | 0.043 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #D3DDFB
#D3DDFB
oklch(89.9% 0.043 270.9)
- #E8DDBE
#E8DDBE
oklch(89.8% 0.043 90.8)
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 #D3DDFB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Lavender #E6E6FA ΔE 0.036
- Gainsboro #DCDCDC ΔE 0.043
- Cadet Gray #CED4DA ΔE 0.046
- Platinum #E0E1DD ΔE 0.048
- Pale Silver #D8E2DC ΔE 0.049
- Pale Lavender #EECFFE ΔE 0.050
- Pale Lilac #E4CBFF ΔE 0.052
- Light Gray #D3D3D3 ΔE 0.054
Use #D3DDFB 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.