#F4FBFF
Closest named color: Cultured (#F8F9FA). oklch(98.4% 0.009 232.4), rgb(244, 251, 255).
Aa
Black text reads best on this color (20.08:1).
About this color
#F4FBFF is a very light close to neutral grey. In OKLCH its lightness is 98%, its chroma 0.009. It has too little chroma to lean warm or cool. The nearest named color is Cultured (#F8F9FA), ΔE 0.008 away. Black text reads best on it, at 20.08:1.
| Hue family | Neutrals |
| Lightness | very light (98%) |
| Chroma | close to neutral grey (0.009) |
| Temperature | neutral |
| Nearest name | Cultured (#F8F9FA) |
| Black text | 20.08:1 |
| White text | 1.04:1 |
Values
| HEX | #F4FBFF |
| RGB | rgb(244, 251, 255) |
| HSL | hsl(202, 100%, 98%) |
| OKLCH | oklch(98.4% 0.009 232.4) |
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 #F4FBFF | 1.04:1 | Fails | Lc 0.0 | Not readable |
| Black text on #F4FBFF | 20.08:1 | AAA | Lc 102.9 | Preferred for body text |
| #F4FBFF text on white | 1.04:1 | Fails | Lc 0.0 | Not readable |
| #F4FBFF text on black | 20.08:1 | AAA | Lc -104.5 | 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)
#F4FBFF
oklch(98.4% 0.009 232.4)
-
Step 100
100
#E8EAEC
oklch(93.6% 0.003 247.9)
-
Step 200
200
#D5DADD
oklch(88.5% 0.007 233.7)
-
Step 300
300
#B9C2C7
oklch(80.9% 0.012 231.7)
-
Step 400
400
#96A3AB
oklch(70.8% 0.019 234.6)
-
Step 500
500
#7C8C96
oklch(63.1% 0.024 235.2)
-
Step 600
600
#657680
oklch(55.5% 0.025 233.7)
-
Step 700
700
#53636C
oklch(49% 0.024 232.6)
-
Step 800
800
#445158
oklch(42.6% 0.02 231.4)
-
Step 900
900
#3A4349
oklch(37.7% 0.016 237.1)
-
Step 950
950
#22272B
oklch(26.9% 0.01 242.1)
#F4FBFF 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) | #F9FBFF | 0.006 |
| Deuteranopia (no green cones) | #F8F9FF | 0.007 |
| Tritanopia (no blue cones) | #F1FCFC | 0.007 |
| Achromatopsia (no color) | #FAFAFA | 0.009 |
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 #F4FBFF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cultured #F8F9FA ΔE 0.008
- Ghost White #F8F8FF ΔE 0.009
- Alice Blue #F0F8FF ΔE 0.010
- Azure #F0FFFF ΔE 0.011
- Pale Grey #FDFDFE ΔE 0.013
- Mint Cream #F5FFFA ΔE 0.014
- Snow #FFFAFA ΔE 0.015
- White Smoke #F5F5F5 ΔE 0.017
Use #F4FBFF 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.