#DDF4F5
Closest named color: Anti-Flash White (#EDF2F4). oklch(95.1% 0.024 199.9), rgb(221, 244, 245).
Aa
Black text reads best on this color (18.33:1).
About this color
#DDF4F5 is a very light close to neutral grey. In OKLCH its lightness is 95%, its chroma 0.024. It has too little chroma to lean warm or cool. The nearest named color is Anti-Flash White (#EDF2F4), ΔE 0.020 away. Black text reads best on it, at 18.33:1.
| Hue family | Neutrals |
| Lightness | very light (95%) |
| Chroma | close to neutral grey (0.024) |
| Temperature | neutral |
| Nearest name | Anti-Flash White (#EDF2F4) |
| Black text | 18.33:1 |
| White text | 1.14:1 |
Values
| HEX | #DDF4F5 |
| RGB | rgb(221, 244, 245) |
| HSL | hsl(183, 55%, 91%) |
| OKLCH | oklch(95.1% 0.024 199.9) |
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 #DDF4F5 | 1.14:1 | Fails | Lc -8.0 | Not readable |
| Black text on #DDF4F5 | 18.33:1 | AAA | Lc 96.8 | Preferred for body text |
| #DDF4F5 text on white | 1.14:1 | Fails | Lc 0.0 | Not readable |
| #DDF4F5 text on black | 18.33:1 | AAA | Lc -97.7 | 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
#F2F6F6
oklch(97% 0.004 197.1)
-
Step 100
100 (this color)
#DDF4F5
oklch(95.1% 0.024 199.9)
-
Step 200
200
#CDDDDD
oklch(88.6% 0.017 196.8)
-
Step 300
300
#AAC7C8
oklch(80.9% 0.031 199.1)
-
Step 400
400
#7CAAAD
oklch(70.6% 0.049 201.2)
-
Step 500
500
#589599
oklch(63% 0.064 201.1)
-
Step 600
600
#3B8083
oklch(55.7% 0.069 199.2)
-
Step 700
700
#2D6C6F
oklch(49.2% 0.064 199.6)
-
Step 800
800
#26585A
oklch(42.7% 0.054 198.9)
-
Step 900
900
#25484A
oklch(37.6% 0.041 200.4)
-
Step 950
950
#162A2B
oklch(26.9% 0.026 199.8)
#DDF4F5 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) | #F0F2F5 | 0.024 |
| Deuteranopia (no green cones) | #ECEEF5 | 0.023 |
| Tritanopia (no blue cones) | #D6F6F4 | 0.010 |
| Achromatopsia (no color) | #EFEFEF | 0.024 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #DDF4F5
#DDF4F5
oklch(95.1% 0.024 199.9)
- #FFE9E8
#FFE9E8
oklch(95.1% 0.024 20.7)
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 #DDF4F5, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Anti-Flash White #EDF2F4 ΔE 0.020
- Pale Blue #D0FEFE ΔE 0.027
- Ice Blue #D7FFFE ΔE 0.027
- Very Pale Blue #D6FFFE ΔE 0.027
- Ice #D6FFFA ΔE 0.027
- Very Light Blue #D5FFFF ΔE 0.027
- Really Light Blue #D4FFFF ΔE 0.028
- Light Cyan #E0FFFF ΔE 0.028
Use #DDF4F5 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.