#ECDEE3
Closest named color: Platinum (#E0E1DD). oklch(91.3% 0.017 353.7), rgb(236, 222, 227).
Aa
Black text reads best on this color (16.12:1).
About this color
#ECDEE3 is a very light close to neutral grey. In OKLCH its lightness is 91%, its chroma 0.017. It has too little chroma to lean warm or cool. The nearest named color is Platinum (#E0E1DD), ΔE 0.021 away. Black text reads best on it, at 16.12:1.
| Hue family | Neutrals |
| Lightness | very light (91%) |
| Chroma | close to neutral grey (0.017) |
| Temperature | neutral |
| Nearest name | Platinum (#E0E1DD) |
| Black text | 16.12:1 |
| White text | 1.30:1 |
Values
| HEX | #ECDEE3 |
| RGB | rgb(236, 222, 227) |
| HSL | hsl(339, 27%, 90%) |
| OKLCH | oklch(91.3% 0.017 353.7) |
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 #ECDEE3 | 1.30:1 | Fails | Lc -17.2 | Dividers and decoration only |
| Black text on #ECDEE3 | 16.12:1 | AAA | Lc 88.6 | Fine for body text |
| #ECDEE3 text on white | 1.30:1 | Fails | Lc 15.0 | Not readable |
| #ECDEE3 text on black | 16.12:1 | AAA | Lc -88.8 | 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 100.
-
Step 50
50
#F7F5F5
oklch(97.2% 0.002 17.2)
-
Step 100
100 (this color)
#ECDEE3
oklch(91.3% 0.017 353.7)
-
Step 200
200
#E0D6DA
oklch(88.5% 0.012 351)
-
Step 300
300
#CDBBC1
oklch(80.9% 0.022 355.4)
-
Step 400
400
#B398A2
oklch(70.7% 0.035 353.7)
-
Step 500
500
#A07F8B
oklch(63.2% 0.044 354.7)
-
Step 600
600
#8A6875
oklch(55.6% 0.047 354)
-
Step 700
700
#755662
oklch(48.9% 0.044 353.8)
-
Step 800
800
#604750
oklch(42.8% 0.037 355.3)
-
Step 900
900
#4E3B43
oklch(37.6% 0.029 351.5)
-
Step 950
950
#2E2327
oklch(27.1% 0.018 354.6)
#ECDEE3 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) | #DFE0E3 | 0.018 |
| Deuteranopia (no green cones) | #E2E2E3 | 0.016 |
| Tritanopia (no blue cones) | #EFDEE0 | 0.006 |
| Achromatopsia (no color) | #E1E1E1 | 0.017 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #ECDEE3
#ECDEE3
oklch(91.3% 0.017 353.7)
- #D8E6E1
#D8E6E1
oklch(91.3% 0.016 172.6)
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 #ECDEE3, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Platinum #E0E1DD ΔE 0.021
- Gainsboro #DCDCDC ΔE 0.025
- Lavender #E6E6FA ΔE 0.031
- Pale Silver #D8E2DC ΔE 0.031
- Misty Rose #FFE4E1 ΔE 0.032
- Apricot #FFE5D9 ΔE 0.037
- Pale Pink #FFCFDC ΔE 0.042
- Champagne #F7E7CE ΔE 0.045
Use #ECDEE3 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.