#DDEDE9
Closest named color: Anti-Flash White (#EDF2F4). oklch(93.3% 0.018 179.3), rgb(221, 237, 233).
Aa
Black text reads best on this color (17.36:1).
About this color
#DDEDE9 is a very light close to neutral grey. In OKLCH its lightness is 93%, its chroma 0.018. It has too little chroma to lean warm or cool. The nearest named color is Anti-Flash White (#EDF2F4), ΔE 0.029 away. Black text reads best on it, at 17.36:1.
| Hue family | Neutrals |
| Lightness | very light (93%) |
| Chroma | close to neutral grey (0.018) |
| Temperature | neutral |
| Nearest name | Anti-Flash White (#EDF2F4) |
| Black text | 17.36:1 |
| White text | 1.20:1 |
Values
| HEX | #DDEDE9 |
| RGB | rgb(221, 237, 233) |
| HSL | hsl(165, 31%, 90%) |
| OKLCH | oklch(93.3% 0.018 179.3) |
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 #DDEDE9 | 1.20:1 | Fails | Lc -12.0 | Not readable |
| Black text on #DDEDE9 | 17.36:1 | AAA | Lc 93.3 | Preferred for body text |
| #DDEDE9 text on white | 1.20:1 | Fails | Lc 10.3 | Not readable |
| #DDEDE9 text on black | 17.36:1 | AAA | Lc -93.8 | 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)
#DDEDE9
oklch(93.3% 0.018 179.3)
-
Step 200
200
#D1DCD9
oklch(88.5% 0.013 178)
-
Step 300
300
#B2C6C1
oklch(81% 0.023 179)
-
Step 400
400
#89A8A1
oklch(70.6% 0.036 180)
-
Step 500
500
#6B938A
oklch(63.1% 0.046 179.3)
-
Step 600
600
#517D74
oklch(55.5% 0.051 180)
-
Step 700
700
#426A61
oklch(49.2% 0.048 178.4)
-
Step 800
800
#37564F
oklch(42.7% 0.039 178.6)
-
Step 900
900
#304742
oklch(37.7% 0.03 179.6)
-
Step 950
950
#1C2A27
oklch(27.1% 0.02 180)
#DDEDE9 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) | #EBEBE9 | 0.018 |
| Deuteranopia (no green cones) | #E8E8E9 | 0.018 |
| Tritanopia (no blue cones) | #D9EEEC | 0.006 |
| Achromatopsia (no color) | #E9E9E9 | 0.018 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #DDEDE9
#DDEDE9
oklch(93.3% 0.018 179.3)
- #F4E4E8
#F4E4E8
oklch(93.3% 0.018 0.4)
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 #DDEDE9, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Anti-Flash White #EDF2F4 ΔE 0.029
- Platinum #E0E1DD ΔE 0.030
- Pale Silver #D8E2DC ΔE 0.030
- Lavender #E6E6FA ΔE 0.036
- Linen #FAF0E6 ΔE 0.040
- White Smoke #F5F5F5 ΔE 0.041
- Antique White #FAEBD7 ΔE 0.042
- Duck Egg Blue #C3FBF4 ΔE 0.042
Use #DDEDE9 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.