#EFF7F7
Closest named color: White Smoke (#F5F5F5). oklch(97% 0.008 197), rgb(239, 247, 247).
Aa
Black text reads best on this color (19.31:1).
About this color
#EFF7F7 is a very light close to neutral grey. In OKLCH its lightness is 97%, its chroma 0.008. It has too little chroma to lean warm or cool. The nearest named color is White Smoke (#F5F5F5), ΔE 0.008 away. Black text reads best on it, at 19.31:1.
| Hue family | Neutrals |
| Lightness | very light (97%) |
| Chroma | close to neutral grey (0.008) |
| Temperature | neutral |
| Nearest name | White Smoke (#F5F5F5) |
| Black text | 19.31:1 |
| White text | 1.08:1 |
Values
| HEX | #EFF7F7 |
| RGB | rgb(239, 247, 247) |
| HSL | hsl(180, 33%, 95%) |
| OKLCH | oklch(97% 0.008 197) |
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 #EFF7F7 | 1.08:1 | Fails | Lc 0.0 | Not readable |
| Black text on #EFF7F7 | 19.31:1 | AAA | Lc 100.3 | Preferred for body text |
| #EFF7F7 text on white | 1.08:1 | Fails | Lc 0.0 | Not readable |
| #EFF7F7 text on black | 19.31:1 | AAA | Lc -101.5 | 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)
#EFF7F7
oklch(97% 0.008 197)
-
Step 100
100
#E7EAEA
oklch(93.5% 0.003 197.1)
-
Step 200
200
#D5DADA
oklch(88.5% 0.005 197.1)
-
Step 300
300
#B9C3C3
oklch(80.9% 0.011 196.9)
-
Step 400
400
#95A4A4
oklch(70.7% 0.017 196.8)
-
Step 500
500
#7A8E8E
oklch(63.1% 0.023 196.6)
-
Step 600
600
#637878
oklch(55.6% 0.025 196.5)
-
Step 700
700
#526565
oklch(49.1% 0.023 196.4)
-
Step 800
800
#435252
oklch(42.6% 0.019 196.5)
-
Step 900
900
#394444
oklch(37.7% 0.014 196.6)
-
Step 950
950
#212828
oklch(27% 0.01 196.6)
#EFF7F7 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) | #F6F6F7 | 0.009 |
| Deuteranopia (no green cones) | #F4F5F7 | 0.008 |
| Tritanopia (no blue cones) | #EDF8F7 | 0.003 |
| Achromatopsia (no color) | #F5F5F5 | 0.008 |
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 #EFF7F7, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- White Smoke #F5F5F5 ΔE 0.008
- Alice Blue #F0F8FF ΔE 0.011
- Anti-Flash White #EDF2F4 ΔE 0.013
- Cultured #F8F9FA ΔE 0.014
- Ghost White #F8F8FF ΔE 0.017
- Azure #F0FFFF ΔE 0.020
- Very Light Pink #FFF4F2 ΔE 0.021
- Mint Cream #F5FFFA ΔE 0.022
Use #EFF7F7 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.