#EFF2FD
Closest named color: Anti-Flash White (#EDF2F4). oklch(96.2% 0.015 273.9), rgb(239, 242, 253).
Aa
Black text reads best on this color (18.78:1).
About this color
#EFF2FD is a very light close to neutral grey. In OKLCH its lightness is 96%, its chroma 0.015. It has too little chroma to lean warm or cool. The nearest named color is Anti-Flash White (#EDF2F4), ΔE 0.013 away. Black text reads best on it, at 18.78:1.
| Hue family | Neutrals |
| Lightness | very light (96%) |
| Chroma | close to neutral grey (0.015) |
| Temperature | neutral |
| Nearest name | Anti-Flash White (#EDF2F4) |
| Black text | 18.78:1 |
| White text | 1.11:1 |
Values
| HEX | #EFF2FD |
| RGB | rgb(239, 242, 253) |
| HSL | hsl(227, 78%, 96%) |
| OKLCH | oklch(96.2% 0.015 273.9) |
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 #EFF2FD | 1.11:1 | Fails | Lc 0.0 | Not readable |
| Black text on #EFF2FD | 18.78:1 | AAA | Lc 98.4 | Preferred for body text |
| #EFF2FD text on white | 1.11:1 | Fails | Lc 0.0 | Not readable |
| #EFF2FD text on black | 18.78:1 | AAA | Lc -99.5 | 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)
#EFF2FD
oklch(96.2% 0.015 273.9)
-
Step 100
100
#E8EAEE
oklch(93.7% 0.006 264.5)
-
Step 200
200
#D7D9E0
oklch(88.6% 0.01 273.3)
-
Step 300
300
#BCC0CE
oklch(80.9% 0.02 273.2)
-
Step 400
400
#9AA0B4
oklch(70.7% 0.03 272.4)
-
Step 500
500
#8288A2
oklch(63.1% 0.04 275)
-
Step 600
600
#6B728D
oklch(55.6% 0.043 273.6)
-
Step 700
700
#595F78
oklch(49% 0.041 274.3)
-
Step 800
800
#494E62
oklch(42.7% 0.034 273.9)
-
Step 900
900
#3D4150
oklch(37.8% 0.026 273.4)
-
Step 950
950
#24262F
oklch(27% 0.017 275.4)
#EFF2FD 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) | #EFF3FE | 0.002 |
| Deuteranopia (no green cones) | #EEF2FD | 0.001 |
| Tritanopia (no blue cones) | #ECF4F5 | 0.014 |
| Achromatopsia (no color) | #F2F2F2 | 0.015 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #EFF2FD
#EFF2FD
oklch(96.2% 0.015 273.9)
- #F6F3E7
#F6F3E7
oklch(96.3% 0.016 95.2)
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 #EFF2FD, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Anti-Flash White #EDF2F4 ΔE 0.013
- Alice Blue #F0F8FF ΔE 0.015
- White Smoke #F5F5F5 ΔE 0.017
- Ghost White #F8F8FF ΔE 0.020
- Lavender Blush #FFF0F5 ΔE 0.022
- Cultured #F8F9FA ΔE 0.024
- Very Light Pink #FFF4F2 ΔE 0.027
- Seashell #FFF5EE ΔE 0.031
Use #EFF2FD 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.