#E9FBFB
Closest named color: Light Cyan (#E0FFFF). oklch(97.5% 0.019 196.8), rgb(233, 251, 251).
Aa
Black text reads best on this color (19.65:1).
About this color
#E9FBFB is a very light close to neutral grey. In OKLCH its lightness is 97%, its chroma 0.019. It has too little chroma to lean warm or cool. The nearest named color is Light Cyan (#E0FFFF), ΔE 0.013 away. Black text reads best on it, at 19.65:1.
| Hue family | Neutrals |
| Lightness | very light (97%) |
| Chroma | close to neutral grey (0.019) |
| Temperature | neutral |
| Nearest name | Light Cyan (#E0FFFF) |
| Black text | 19.65:1 |
| White text | 1.06:1 |
Values
| HEX | #E9FBFB |
| RGB | rgb(233, 251, 251) |
| HSL | hsl(180, 69%, 95%) |
| OKLCH | oklch(97.5% 0.019 196.8) |
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 #E9FBFB | 1.06:1 | Fails | Lc 0.0 | Not readable |
| Black text on #E9FBFB | 19.65:1 | AAA | Lc 101.5 | Preferred for body text |
| #E9FBFB text on white | 1.06:1 | Fails | Lc 0.0 | Not readable |
| #E9FBFB text on black | 19.65:1 | AAA | Lc -102.8 | 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)
#E9FBFB
oklch(97.5% 0.019 196.8)
-
Step 100
100
#E5EBEB
oklch(93.6% 0.006 197)
-
Step 200
200
#CFDCDC
oklch(88.5% 0.014 196.9)
-
Step 300
300
#AFC6C6
oklch(80.9% 0.025 196.7)
-
Step 400
400
#85A8A9
oklch(70.6% 0.038 198.5)
-
Step 500
500
#659394
oklch(63.1% 0.05 197.7)
-
Step 600
600
#4B7D7E
oklch(55.5% 0.054 197.3)
-
Step 700
700
#3C6A6A
oklch(49.2% 0.051 195.6)
-
Step 800
800
#325657
oklch(42.7% 0.042 198)
-
Step 900
900
#2C4747
oklch(37.6% 0.033 195.8)
-
Step 950
950
#1A2A2A
oklch(27.1% 0.021 196)
#E9FBFB 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) | #F8F9FB | 0.019 |
| Deuteranopia (no green cones) | #F5F6FB | 0.019 |
| Tritanopia (no blue cones) | #E4FCFB | 0.006 |
| Achromatopsia (no color) | #F7F7F7 | 0.019 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #E9FBFB
#E9FBFB
oklch(97.5% 0.019 196.8)
- #FFF4F4
#FFF4F4
oklch(97.6% 0.012 17.4)
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 #E9FBFB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Cyan #E0FFFF ΔE 0.013
- Alice Blue #F0F8FF ΔE 0.014
- Azure #F0FFFF ΔE 0.014
- Cultured #F8F9FA ΔE 0.019
- White Smoke #F5F5F5 ΔE 0.019
- Mint Cream #F5FFFA ΔE 0.019
- Anti-Flash White #EDF2F4 ΔE 0.022
- Ghost White #F8F8FF ΔE 0.022
Use #E9FBFB 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.