#D3DEFB
Closest named color: Lavender (#E6E6FA). oklch(90.1% 0.042 269), rgb(211, 222, 251).
Aa
Black text reads best on this color (15.61:1).
About this color
#D3DEFB is a very light, muted blue. In OKLCH its lightness is 90%, its chroma 0.042 and its hue 269°. Its hue sits on the cool side of the wheel. The nearest named color is Lavender (#E6E6FA), ΔE 0.034 away. Black text reads best on it, at 15.61:1.
| Hue family | Blues |
| Lightness | very light (90%) |
| Chroma | muted (0.042) |
| Temperature | cool |
| Nearest name | Lavender (#E6E6FA) |
| Black text | 15.61:1 |
| White text | 1.34:1 |
Values
| HEX | #D3DEFB |
| RGB | rgb(211, 222, 251) |
| HSL | hsl(223, 83%, 91%) |
| OKLCH | oklch(90.1% 0.042 269) |
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 #D3DEFB | 1.34:1 | Fails | Lc -19.4 | Dividers and decoration only |
| Black text on #D3DEFB | 15.61:1 | AAA | Lc 86.7 | Fine for body text |
| #D3DEFB text on white | 1.34:1 | Fails | Lc 17.0 | Dividers and decoration only |
| #D3DEFB text on black | 15.61:1 | AAA | Lc -86.7 | 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
#F3F5FA
oklch(97% 0.007 268.5)
-
Step 100
100
#E5EAF5
oklch(93.6% 0.016 266.3)
-
Step 200
200 (this color)
#D3DEFB
oklch(90.1% 0.042 269)
-
Step 300
300
#B2C0E4
oklch(80.9% 0.053 268.5)
-
Step 400
400
#8B9FD7
oklch(70.8% 0.085 269)
-
Step 500
500
#6E86CC
oklch(63.1% 0.109 268.8)
-
Step 600
600
#576EB9
oklch(55.5% 0.12 269.4)
-
Step 700
700
#475C9F
oklch(49.1% 0.11 269)
-
Step 800
800
#3B4B81
oklch(42.6% 0.092 269.7)
-
Step 900
900
#323F67
oklch(37.6% 0.071 269.2)
-
Step 950
950
#1D253D
oklch(26.9% 0.046 269.1)
#D3DEFB 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) | #D6E0FC | 0.007 |
| Deuteranopia (no green cones) | #D3DDFA | 0.003 |
| Tritanopia (no blue cones) | #CAE3E7 | 0.037 |
| Achromatopsia (no color) | #DEDEDE | 0.042 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #D3DEFB
#D3DEFB
oklch(90.1% 0.042 269)
- #E9DEC0
#E9DEC0
oklch(90.2% 0.042 90.3)
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 #D3DEFB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Lavender #E6E6FA ΔE 0.034
- Gainsboro #DCDCDC ΔE 0.042
- Cadet Gray #CED4DA ΔE 0.047
- Platinum #E0E1DD ΔE 0.047
- Pale Silver #D8E2DC ΔE 0.048
- Pale Lavender #EECFFE ΔE 0.052
- Pale Lilac #E4CBFF ΔE 0.054
- Light Gray #D3D3D3 ΔE 0.054
Use #D3DEFB 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.