#ECF9F7
Closest named color: Alice Blue (#F0F8FF). oklch(97.2% 0.014 186), rgb(236, 249, 247).
Aa
Black text reads best on this color (19.45:1).
About this color
#ECF9F7 is a very light close to neutral grey. In OKLCH its lightness is 97%, its chroma 0.014. It has too little chroma to lean warm or cool. The nearest named color is Alice Blue (#F0F8FF), ΔE 0.013 away. Black text reads best on it, at 19.45:1.
| Hue family | Neutrals |
| Lightness | very light (97%) |
| Chroma | close to neutral grey (0.014) |
| Temperature | neutral |
| Nearest name | Alice Blue (#F0F8FF) |
| Black text | 19.45:1 |
| White text | 1.07:1 |
Values
| HEX | #ECF9F7 |
| RGB | rgb(236, 249, 247) |
| HSL | hsl(171, 52%, 95%) |
| OKLCH | oklch(97.2% 0.014 186) |
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 #ECF9F7 | 1.07:1 | Fails | Lc 0.0 | Not readable |
| Black text on #ECF9F7 | 19.45:1 | AAA | Lc 100.8 | Preferred for body text |
| #ECF9F7 text on white | 1.07:1 | Fails | Lc 0.0 | Not readable |
| #ECF9F7 text on black | 19.45:1 | AAA | Lc -102.1 | 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 50.
-
Step 50
50 (this color)
#ECF9F7
oklch(97.2% 0.014 186)
-
Step 100
100
#E6EBEA
oklch(93.6% 0.006 183)
-
Step 200
200
#D2DBDA
oklch(88.4% 0.01 189)
-
Step 300
300
#B4C5C2
oklch(81% 0.019 184.1)
-
Step 400
400
#8DA7A3
oklch(70.7% 0.029 185.2)
-
Step 500
500
#71918D
oklch(63.1% 0.036 186.9)
-
Step 600
600
#597B77
oklch(55.6% 0.039 187.1)
-
Step 700
700
#496864
oklch(49.2% 0.037 186.1)
-
Step 800
800
#3C5551
oklch(42.8% 0.031 183.9)
-
Step 900
900
#334643
oklch(37.7% 0.025 184.3)
-
Step 950
950
#1E2927
oklch(27% 0.016 182.8)
#ECF9F7 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) | #F7F7F7 | 0.015 |
| Deuteranopia (no green cones) | #F5F5F7 | 0.015 |
| Tritanopia (no blue cones) | #E9FAF8 | 0.004 |
| Achromatopsia (no color) | #F6F6F6 | 0.014 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
This color is close to neutral, so it has no meaningful hue to rotate. Hue harmonies are omitted.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #ECF9F7, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Alice Blue #F0F8FF ΔE 0.013
- White Smoke #F5F5F5 ΔE 0.014
- Cultured #F8F9FA ΔE 0.016
- Anti-Flash White #EDF2F4 ΔE 0.017
- Azure #F0FFFF ΔE 0.017
- Light Cyan #E0FFFF ΔE 0.019
- Mint Cream #F5FFFA ΔE 0.020
- Ghost White #F8F8FF ΔE 0.020
Use #ECF9F7 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.