#DDF7FB
Closest named color: Ice Blue (#D7FFFE). oklch(95.8% 0.028 207.8), rgb(221, 247, 251).
Aa
Black text reads best on this color (18.77:1).
About this color
#DDF7FB is a very light close to neutral grey. In OKLCH its lightness is 96%, its chroma 0.028. It has too little chroma to lean warm or cool. The nearest named color is Ice Blue (#D7FFFE), ΔE 0.020 away. Black text reads best on it, at 18.77:1.
| Hue family | Neutrals |
| Lightness | very light (96%) |
| Chroma | close to neutral grey (0.028) |
| Temperature | neutral |
| Nearest name | Ice Blue (#D7FFFE) |
| Black text | 18.77:1 |
| White text | 1.11:1 |
Values
| HEX | #DDF7FB |
| RGB | rgb(221, 247, 251) |
| HSL | hsl(188, 79%, 93%) |
| OKLCH | oklch(95.8% 0.028 207.8) |
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 #DDF7FB | 1.11:1 | Fails | Lc 0.0 | Not readable |
| Black text on #DDF7FB | 18.77:1 | AAA | Lc 98.4 | Preferred for body text |
| #DDF7FB text on white | 1.11:1 | Fails | Lc 0.0 | Not readable |
| #DDF7FB text on black | 18.77:1 | AAA | Lc -99.4 | 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)
#DDF7FB
oklch(95.8% 0.028 207.8)
-
Step 100
100
#E2ECED
oklch(93.6% 0.011 204.1)
-
Step 200
200
#CBDDE0
oklch(88.5% 0.02 208.8)
-
Step 300
300
#A7C8CD
oklch(81% 0.036 207.7)
-
Step 400
400
#76ABB3
oklch(70.7% 0.057 207.8)
-
Step 500
500
#4F96A0
oklch(63.1% 0.073 207.4)
-
Step 600
600
#2E808B
oklch(55.5% 0.079 207.6)
-
Step 700
700
#206C76
oklch(49% 0.073 207.7)
-
Step 800
800
#1D5860
oklch(42.6% 0.061 207.8)
-
Step 900
900
#1F494F
oklch(37.8% 0.048 207.8)
-
Step 950
950
#132B2E
oklch(27.1% 0.03 206.1)
#DDF7FB 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) | #F2F5FB | 0.026 |
| Deuteranopia (no green cones) | #EDF0FB | 0.026 |
| Tritanopia (no blue cones) | #D5F9F8 | 0.012 |
| Achromatopsia (no color) | #F2F2F2 | 0.028 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #DDF7FB
#DDF7FB
oklch(95.8% 0.028 207.8)
- #FFECEA
#FFECEA
oklch(95.8% 0.021 24.8)
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 #DDF7FB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Ice Blue #D7FFFE ΔE 0.020
- Very Pale Blue #D6FFFE ΔE 0.021
- Very Light Blue #D5FFFF ΔE 0.021
- Light Cyan #E0FFFF ΔE 0.021
- Really Light Blue #D4FFFF ΔE 0.021
- Pale Blue #D0FEFE ΔE 0.021
- Anti-Flash White #EDF2F4 ΔE 0.022
- Ice #D6FFFA ΔE 0.022
Use #DDF7FB 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.