#D4ECFC
Closest named color: Lavender (#E6E6FA). oklch(93% 0.033 237), rgb(212, 236, 252).
Aa
Black text reads best on this color (17.20:1).
About this color
#D4ECFC is a very light, muted blue. In OKLCH its lightness is 93%, its chroma 0.033 and its hue 237°. Its hue sits on the cool side of the wheel. The nearest named color is Lavender (#E6E6FA), ΔE 0.026 away. Black text reads best on it, at 17.20:1.
| Hue family | Blues |
| Lightness | very light (93%) |
| Chroma | muted (0.033) |
| Temperature | cool |
| Nearest name | Lavender (#E6E6FA) |
| Black text | 17.20:1 |
| White text | 1.22:1 |
Values
| HEX | #D4ECFC |
| RGB | rgb(212, 236, 252) |
| HSL | hsl(204, 87%, 91%) |
| OKLCH | oklch(93% 0.033 237) |
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 #D4ECFC | 1.22:1 | Fails | Lc -12.6 | Not readable |
| Black text on #D4ECFC | 17.20:1 | AAA | Lc 92.7 | Preferred for body text |
| #D4ECFC text on white | 1.22:1 | Fails | Lc 10.9 | Not readable |
| #D4ECFC text on black | 17.20:1 | AAA | Lc -93.2 | 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
#F2F6F9
oklch(97.1% 0.006 239.8)
-
Step 100
100 (this color)
#D4ECFC
oklch(93% 0.033 237)
-
Step 200
200
#CBDCE7
oklch(88.5% 0.024 236)
-
Step 300
300
#A7C5D9
oklch(80.8% 0.043 237.3)
-
Step 400
400
#77A8C6
oklch(70.8% 0.068 235.9)
-
Step 500
500
#5291B8
oklch(63% 0.088 237.5)
-
Step 600
600
#337BA4
oklch(55.6% 0.095 237.1)
-
Step 700
700
#24688D
oklch(49.2% 0.089 236.7)
-
Step 800
800
#205572
oklch(42.8% 0.073 236.1)
-
Step 900
900
#20465C
oklch(37.7% 0.057 236.4)
-
Step 950
950
#142936
oklch(27% 0.036 237.4)
#D4ECFC 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) | #E5EBFD | 0.022 |
| Deuteranopia (no green cones) | #E0E6FC | 0.021 |
| Tritanopia (no blue cones) | #CAF0F1 | 0.025 |
| Achromatopsia (no color) | #E8E8E8 | 0.033 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #D4ECFC
#D4ECFC
oklch(93% 0.033 237)
- #FAE3D3
#FAE3D3
oklch(93% 0.033 57.1)
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 #D4ECFC, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Lavender #E6E6FA ΔE 0.026
- Diamond #B9F2FF ΔE 0.033
- Pale Sky Blue #BDF6FE ΔE 0.035
- Anti-Flash White #EDF2F4 ΔE 0.039
- Pale Silver #D8E2DC ΔE 0.043
- Platinum #E0E1DD ΔE 0.043
- Pale Blue #D0FEFE ΔE 0.046
- Duck Egg Blue #C3FBF4 ΔE 0.047
Use #D4ECFC 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.