#EFF7FC
Closest named color: Alice Blue (#F0F8FF). oklch(97.2% 0.011 234.8), rgb(239, 247, 252).
Aa
Black text reads best on this color (19.38:1).
About this color
#EFF7FC is a very light close to neutral grey. In OKLCH its lightness is 97%, its chroma 0.011. It has too little chroma to lean warm or cool. The nearest named color is Alice Blue (#F0F8FF), ΔE 0.004 away. Black text reads best on it, at 19.38:1.
| Hue family | Neutrals |
| Lightness | very light (97%) |
| Chroma | close to neutral grey (0.011) |
| Temperature | neutral |
| Nearest name | Alice Blue (#F0F8FF) |
| Black text | 19.38:1 |
| White text | 1.08:1 |
Values
| HEX | #EFF7FC |
| RGB | rgb(239, 247, 252) |
| HSL | hsl(203, 68%, 96%) |
| OKLCH | oklch(97.2% 0.011 234.8) |
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 #EFF7FC | 1.08:1 | Fails | Lc 0.0 | Not readable |
| Black text on #EFF7FC | 19.38:1 | AAA | Lc 100.5 | Preferred for body text |
| #EFF7FC text on white | 1.08:1 | Fails | Lc 0.0 | Not readable |
| #EFF7FC text on black | 19.38:1 | AAA | Lc -101.8 | 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)
#EFF7FC
oklch(97.2% 0.011 234.8)
-
Step 100
100
#E7EAEC
oklch(93.5% 0.004 236.5)
-
Step 200
200
#D4DADD
oklch(88.5% 0.008 228.9)
-
Step 300
300
#B8C2C8
oklch(80.8% 0.014 233.8)
-
Step 400
400
#94A3AD
oklch(70.7% 0.022 236.9)
-
Step 500
500
#798D98
oklch(63.1% 0.028 231.9)
-
Step 600
600
#627783
oklch(55.7% 0.031 233.1)
-
Step 700
700
#51646F
oklch(49.2% 0.029 233.6)
-
Step 800
800
#43515A
oklch(42.6% 0.023 236.3)
-
Step 900
900
#38434A
oklch(37.6% 0.019 235.9)
-
Step 950
950
#21272B
oklch(26.8% 0.011 237.1)
#EFF7FC 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) | #F5F7FC | 0.008 |
| Deuteranopia (no green cones) | #F3F5FC | 0.007 |
| Tritanopia (no blue cones) | #ECF8F8 | 0.008 |
| Achromatopsia (no color) | #F6F6F6 | 0.011 |
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 #EFF7FC, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Alice Blue #F0F8FF ΔE 0.004
- White Smoke #F5F5F5 ΔE 0.011
- Ghost White #F8F8FF ΔE 0.013
- Cultured #F8F9FA ΔE 0.014
- Anti-Flash White #EDF2F4 ΔE 0.015
- Azure #F0FFFF ΔE 0.020
- Very Light Pink #FFF4F2 ΔE 0.023
- Snow #FFFAFA ΔE 0.023
Use #EFF7FC 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.