#ECF5EC
Closest named color: Anti-Flash White (#EDF2F4). oklch(96.1% 0.015 145.5), rgb(236, 245, 236).
Aa
Black text reads best on this color (18.83:1).
About this color
#ECF5EC 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 0.015 away. Black text reads best on it, at 18.83:1.
| Hue family | Neutrals |
| Lightness | very light (96%) |
| Chroma | close to neutral grey (0.015) |
| Temperature | neutral |
| Nearest name | Anti-Flash White (#EDF2F4) |
| Black text | 18.83:1 |
| White text | 1.11:1 |
Values
| HEX | #ECF5EC |
| RGB | rgb(236, 245, 236) |
| HSL | hsl(120, 31%, 94%) |
| OKLCH | oklch(96.1% 0.015 145.5) |
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 #ECF5EC | 1.11:1 | Fails | Lc 0.0 | Not readable |
| Black text on #ECF5EC | 18.83:1 | AAA | Lc 98.6 | Preferred for body text |
| #ECF5EC text on white | 1.11:1 | Fails | Lc 0.0 | Not readable |
| #ECF5EC text on black | 18.83:1 | AAA | Lc -99.7 | 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)
#ECF5EC
oklch(96.1% 0.015 145.5)
-
Step 100
100
#E7EBE7
oklch(93.6% 0.007 145.5)
-
Step 200
200
#D5DBD5
oklch(88.5% 0.01 145.5)
-
Step 300
300
#B9C4B9
oklch(80.9% 0.019 145.4)
-
Step 400
400
#95A695
oklch(70.7% 0.031 145.2)
-
Step 500
500
#7B907B
oklch(63.1% 0.039 145.1)
-
Step 600
600
#647A64
oklch(55.5% 0.042 145)
-
Step 700
700
#526753
oklch(49% 0.04 146.2)
-
Step 800
800
#445444
oklch(42.7% 0.033 145)
-
Step 900
900
#394539
oklch(37.6% 0.026 145)
-
Step 950
950
#212922
oklch(27.1% 0.017 148.6)
#ECF5EC 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) | #F5F3EC | 0.012 |
| Deuteranopia (no green cones) | #F4F2EC | 0.012 |
| Tritanopia (no blue cones) | #EBF4F2 | 0.009 |
| Achromatopsia (no color) | #F2F2F2 | 0.015 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #ECF5EC
#ECF5EC
oklch(96.1% 0.015 145.5)
- #F8EFF8
#F8EFF8
oklch(96.2% 0.015 325.7)
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 #ECF5EC, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Anti-Flash White #EDF2F4 ΔE 0.015
- White Smoke #F5F5F5 ΔE 0.018
- Linen #FAF0E6 ΔE 0.020
- Old Lace #FDF5E6 ΔE 0.023
- Beige #F5F5DC ΔE 0.023
- Seashell #FFF5EE ΔE 0.025
- Alice Blue #F0F8FF ΔE 0.026
- Honeydew #F0FFF0 ΔE 0.026
Use #ECF5EC 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.