#DDEFE3
Closest named color: Anti-Flash White (#EDF2F4). oklch(93.5% 0.025 156.7), rgb(221, 239, 227).
Aa
Black text reads best on this color (17.53:1).
About this color
#DDEFE3 is a very light close to neutral grey. In OKLCH its lightness is 94%, its chroma 0.025. It has too little chroma to lean warm or cool. The nearest named color is Anti-Flash White (#EDF2F4), ΔE 0.032 away. Black text reads best on it, at 17.53:1.
| Hue family | Neutrals |
| Lightness | very light (94%) |
| Chroma | close to neutral grey (0.025) |
| Temperature | neutral |
| Nearest name | Anti-Flash White (#EDF2F4) |
| Black text | 17.53:1 |
| White text | 1.19:1 |
Values
| HEX | #DDEFE3 |
| RGB | rgb(221, 239, 227) |
| HSL | hsl(140, 36%, 90%) |
| OKLCH | oklch(93.5% 0.025 156.7) |
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 #DDEFE3 | 1.19:1 | Fails | Lc -11.3 | Not readable |
| Black text on #DDEFE3 | 17.53:1 | AAA | Lc 93.9 | Preferred for body text |
| #DDEFE3 text on white | 1.19:1 | Fails | Lc 9.7 | Not readable |
| #DDEFE3 text on black | 17.53:1 | AAA | Lc -94.5 | 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 100.
-
Step 50
50
#F3F6F4
oklch(97% 0.004 157.2)
-
Step 100
100 (this color)
#DDEFE3
oklch(93.5% 0.025 156.7)
-
Step 200
200
#D0DDD4
oklch(88.5% 0.019 155.8)
-
Step 300
300
#B1C7B8
oklch(80.9% 0.032 155.8)
-
Step 400
400
#87AB94
oklch(70.8% 0.052 156.8)
-
Step 500
500
#689679
oklch(63.1% 0.066 156.3)
-
Step 600
600
#4F8062
oklch(55.6% 0.071 156.3)
-
Step 700
700
#3F6C51
oklch(49% 0.066 156.6)
-
Step 800
800
#355843
oklch(42.7% 0.054 156.9)
-
Step 900
900
#2E4938
oklch(37.8% 0.044 156)
-
Step 950
950
#1B2A21
oklch(26.8% 0.026 157.7)
#DDEFE3 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) | #EFECE2 | 0.024 |
| Deuteranopia (no green cones) | #EBEAE4 | 0.022 |
| Tritanopia (no blue cones) | #DAEFEB | 0.011 |
| Achromatopsia (no color) | #EAEAEA | 0.025 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #DDEFE3
#DDEFE3
oklch(93.5% 0.025 156.7)
- #F5E4F0
#F5E4F0
oklch(93.6% 0.024 336.1)
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 #DDEFE3, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Anti-Flash White #EDF2F4 ΔE 0.032
- Pale Silver #D8E2DC ΔE 0.034
- Platinum #E0E1DD ΔE 0.035
- Beige #F5F5DC ΔE 0.038
- Antique White #FAEBD7 ΔE 0.038
- Linen #FAF0E6 ΔE 0.039
- Duck Egg Blue #C3FBF4 ΔE 0.040
- Champagne #F7E7CE ΔE 0.040
Use #DDEFE3 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.