#E6F3EE
Closest named color: Anti-Flash White (#EDF2F4). oklch(95.3% 0.015 171), rgb(230, 243, 238).
Aa
Black text reads best on this color (18.41:1).
About this color
#E6F3EE is a very light close to neutral grey. In OKLCH its lightness is 95%, 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 18.41:1.
| Hue family | Neutrals |
| Lightness | very light (95%) |
| Chroma | close to neutral grey (0.015) |
| Temperature | neutral |
| Nearest name | Anti-Flash White (#EDF2F4) |
| Black text | 18.41:1 |
| White text | 1.14:1 |
Values
| HEX | #E6F3EE |
| RGB | rgb(230, 243, 238) |
| HSL | hsl(157, 35%, 93%) |
| OKLCH | oklch(95.3% 0.015 171) |
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 #E6F3EE | 1.14:1 | Fails | Lc -7.6 | Not readable |
| Black text on #E6F3EE | 18.41:1 | AAA | Lc 97.1 | Preferred for body text |
| #E6F3EE text on white | 1.14:1 | Fails | Lc 0.0 | Not readable |
| #E6F3EE text on black | 18.41:1 | AAA | Lc -98.0 | 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 100.
-
Step 50
50
#F4F6F5
oklch(97.1% 0.002 165.1)
-
Step 100
100 (this color)
#E6F3EE
oklch(95.3% 0.015 171)
-
Step 200
200
#D2DBD8
oklch(88.4% 0.011 174.2)
-
Step 300
300
#B5C5BF
oklch(80.9% 0.019 171.4)
-
Step 400
400
#8EA79E
oklch(70.7% 0.031 171.6)
-
Step 500
500
#719286
oklch(63.1% 0.041 170.7)
-
Step 600
600
#597C70
oklch(55.6% 0.044 171.4)
-
Step 700
700
#49685E
oklch(49% 0.04 172.6)
-
Step 800
800
#3C554C
oklch(42.6% 0.034 170.4)
-
Step 900
900
#344640
oklch(37.7% 0.025 172.5)
-
Step 950
950
#1E2925
oklch(26.9% 0.017 170.8)
#E6F3EE 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) | #F2F1EE | 0.016 |
| Deuteranopia (no green cones) | #EFEFEE | 0.015 |
| Tritanopia (no blue cones) | #E3F3F1 | 0.005 |
| Achromatopsia (no color) | #F0F0F0 | 0.015 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #E6F3EE
#E6F3EE
oklch(95.3% 0.015 171)
- #F8ECF1
#F8ECF1
oklch(95.4% 0.014 350.1)
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 #E6F3EE, 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
- White Smoke #F5F5F5 ΔE 0.023
- Linen #FAF0E6 ΔE 0.026
- Alice Blue #F0F8FF ΔE 0.028
- Beige #F5F5DC ΔE 0.031
- Light Cyan #E0FFFF ΔE 0.032
- Cultured #F8F9FA ΔE 0.032
- Old Lace #FDF5E6 ΔE 0.032
Use #E6F3EE 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.