#D9E9FF
Closest named color: Lavender (#E6E6FA). oklch(92.9% 0.035 256.3), rgb(217, 233, 255).
Aa
Black text reads best on this color (17.04:1).
About this color
#D9E9FF is a very light, muted blue. In OKLCH its lightness is 93%, its chroma 0.035 and its hue 256°. Its hue sits on the cool side of the wheel. The nearest named color is Lavender (#E6E6FA), ΔE 0.017 away. Black text reads best on it, at 17.04:1.
| Hue family | Blues |
| Lightness | very light (93%) |
| Chroma | muted (0.035) |
| Temperature | cool |
| Nearest name | Lavender (#E6E6FA) |
| Black text | 17.04:1 |
| White text | 1.23:1 |
Values
| HEX | #D9E9FF |
| RGB | rgb(217, 233, 255) |
| HSL | hsl(215, 100%, 93%) |
| OKLCH | oklch(92.9% 0.035 256.3) |
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 #D9E9FF | 1.23:1 | Fails | Lc -13.3 | Not readable |
| Black text on #D9E9FF | 17.04:1 | AAA | Lc 92.1 | Preferred for body text |
| #D9E9FF text on white | 1.23:1 | Fails | Lc 11.5 | Not readable |
| #D9E9FF text on black | 17.04:1 | AAA | Lc -92.6 | 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
#F3F6F9
oklch(97.2% 0.005 247.9)
-
Step 100
100 (this color)
#D9E9FF
oklch(92.9% 0.035 256.3)
-
Step 200
200
#CFDAEA
oklch(88.5% 0.025 257.6)
-
Step 300
300
#AEC2DE
oklch(80.8% 0.045 256.8)
-
Step 400
400
#84A3CD
oklch(70.8% 0.071 256.1)
-
Step 500
500
#658BC0
oklch(63% 0.091 256.8)
-
Step 600
600
#4C75AC
oklch(55.7% 0.098 256.1)
-
Step 700
700
#3D6294
oklch(49.2% 0.091 256.3)
-
Step 800
800
#325078
oklch(42.7% 0.076 256)
-
Step 900
900
#2C4361
oklch(37.8% 0.059 255.5)
-
Step 950
950
#1A2739
oklch(27% 0.038 256.7)
#D9E9FF 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) | #E2EAFF | 0.012 |
| Deuteranopia (no green cones) | #DEE6FF | 0.010 |
| Tritanopia (no blue cones) | #D0EEF0 | 0.031 |
| Achromatopsia (no color) | #E7E7E7 | 0.035 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #D9E9FF
#D9E9FF
oklch(92.9% 0.035 256.3)
- #F5E5CF
#F5E5CF
oklch(92.9% 0.034 76)
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 #D9E9FF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Lavender #E6E6FA ΔE 0.017
- Anti-Flash White #EDF2F4 ΔE 0.042
- Diamond #B9F2FF ΔE 0.042
- Platinum #E0E1DD ΔE 0.044
- Pale Sky Blue #BDF6FE ΔE 0.045
- Pale Silver #D8E2DC ΔE 0.046
- Gainsboro #DCDCDC ΔE 0.049
- Alice Blue #F0F8FF ΔE 0.051
Use #D9E9FF 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.