#DDEFE8
Closest named color: Anti-Flash White (#EDF2F4). oklch(93.7% 0.021 170.6), rgb(221, 239, 232).
Aa
Black text reads best on this color (17.58:1).
About this color
#DDEFE8 is a very light close to neutral grey. In OKLCH its lightness is 94%, its chroma 0.021. It has too little chroma to lean warm or cool. The nearest named color is Anti-Flash White (#EDF2F4), ΔE 0.028 away. Black text reads best on it, at 17.58:1.
| Hue family | Neutrals |
| Lightness | very light (94%) |
| Chroma | close to neutral grey (0.021) |
| Temperature | neutral |
| Nearest name | Anti-Flash White (#EDF2F4) |
| Black text | 17.58:1 |
| White text | 1.19:1 |
Values
| HEX | #DDEFE8 |
| RGB | rgb(221, 239, 232) |
| HSL | hsl(157, 36%, 90%) |
| OKLCH | oklch(93.7% 0.021 170.6) |
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 #DDEFE8 | 1.19:1 | Fails | Lc -11.1 | Not readable |
| Black text on #DDEFE8 | 17.58:1 | AAA | Lc 94.1 | Preferred for body text |
| #DDEFE8 text on white | 1.19:1 | Fails | Lc 9.5 | Not readable |
| #DDEFE8 text on black | 17.58:1 | AAA | Lc -94.7 | 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 100.
-
Step 50
50
#F3F6F5
oklch(97.1% 0.003 174.5)
-
Step 100
100 (this color)
#DDEFE8
oklch(93.7% 0.021 170.6)
-
Step 200
200
#D0DCD8
oklch(88.4% 0.014 174.1)
-
Step 300
300
#B0C7BE
oklch(81% 0.028 170.1)
-
Step 400
400
#86AA9D
oklch(70.7% 0.044 171)
-
Step 500
500
#679585
oklch(63.2% 0.056 170.8)
-
Step 600
600
#4D7F6E
oklch(55.6% 0.061 170.4)
-
Step 700
700
#3E6B5C
oklch(49% 0.056 170.6)
-
Step 800
800
#33574B
oklch(42.6% 0.047 170.8)
-
Step 900
900
#2D483F
oklch(37.7% 0.036 171.3)
-
Step 950
950
#1B2A25
oklch(27% 0.022 171.9)
#DDEFE8 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) | #EEECE8 | 0.023 |
| Deuteranopia (no green cones) | #EAEAE8 | 0.020 |
| Tritanopia (no blue cones) | #D9EFED | 0.008 |
| Achromatopsia (no color) | #EBEBEB | 0.021 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #DDEFE8
#DDEFE8
oklch(93.7% 0.021 170.6)
- #F6E5EC
#F6E5EC
oklch(93.7% 0.021 350.6)
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 #DDEFE8, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Anti-Flash White #EDF2F4 ΔE 0.028
- Platinum #E0E1DD ΔE 0.034
- Pale Silver #D8E2DC ΔE 0.034
- Linen #FAF0E6 ΔE 0.038
- Duck Egg Blue #C3FBF4 ΔE 0.039
- White Smoke #F5F5F5 ΔE 0.039
- Beige #F5F5DC ΔE 0.040
- Ice #D6FFFA ΔE 0.040
Use #DDEFE8 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.