#E9FEFF
Closest named color: Azure (#F0FFFF). oklch(98.2% 0.022 200.3), rgb(233, 254, 255).
Aa
Black text reads best on this color (20.08:1).
About this color
#E9FEFF is a very light close to neutral grey. In OKLCH its lightness is 98%, its chroma 0.022. It has too little chroma to lean warm or cool. The nearest named color is Azure (#F0FFFF), ΔE 0.009 away. Black text reads best on it, at 20.08:1.
| Hue family | Neutrals |
| Lightness | very light (98%) |
| Chroma | close to neutral grey (0.022) |
| Temperature | neutral |
| Nearest name | Azure (#F0FFFF) |
| Black text | 20.08:1 |
| White text | 1.04:1 |
Values
| HEX | #E9FEFF |
| RGB | rgb(233, 254, 255) |
| HSL | hsl(183, 100%, 96%) |
| OKLCH | oklch(98.2% 0.022 200.3) |
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 #E9FEFF | 1.04:1 | Fails | Lc 0.0 | Not readable |
| Black text on #E9FEFF | 20.08:1 | AAA | Lc 102.9 | Preferred for body text |
| #E9FEFF text on white | 1.04:1 | Fails | Lc 0.0 | Not readable |
| #E9FEFF 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)
#E9FEFF
oklch(98.2% 0.022 200.3)
-
Step 100
100
#E4ECEC
oklch(93.7% 0.009 197)
-
Step 200
200
#CEDCDD
oklch(88.4% 0.015 202)
-
Step 300
300
#ACC6C8
oklch(80.8% 0.028 202.3)
-
Step 400
400
#80AAAC
oklch(70.8% 0.045 199.8)
-
Step 500
500
#5E9497
oklch(63% 0.057 200.3)
-
Step 600
600
#427F82
oklch(55.7% 0.063 199.7)
-
Step 700
700
#346B6E
oklch(49.2% 0.058 200.1)
-
Step 800
800
#2C5759
oklch(42.7% 0.048 199.5)
-
Step 900
900
#28484A
oklch(37.8% 0.038 200.8)
-
Step 950
950
#182A2B
oklch(27% 0.024 200.3)
#E9FEFF 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) | #FBFCFF | 0.023 |
| Deuteranopia (no green cones) | #F6F8FF | 0.021 |
| Tritanopia (no blue cones) | #E3FFFE | 0.008 |
| Achromatopsia (no color) | #FAFAFA | 0.022 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #E9FEFF
#E9FEFF
oklch(98.2% 0.022 200.3)
- #FFF7F7
#FFF7F7
oklch(98.2% 0.009 17.3)
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 #E9FEFF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Azure #F0FFFF ΔE 0.009
- Light Cyan #E0FFFF ΔE 0.011
- Mint Cream #F5FFFA ΔE 0.017
- Alice Blue #F0F8FF ΔE 0.017
- Cultured #F8F9FA ΔE 0.021
- Ice Blue #D7FFFE ΔE 0.022
- Honeydew #F0FFF0 ΔE 0.022
- Very Pale Blue #D6FFFE ΔE 0.023
Use #E9FEFF 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.