#D9F1FF
Closest named color: Anti-Flash White (#EDF2F4). oklch(94.5% 0.032 233.3), rgb(217, 241, 255).
Aa
Black text reads best on this color (17.97:1).
About this color
#D9F1FF is a very light, muted blue. In OKLCH its lightness is 94%, its chroma 0.032 and its hue 233°. Its hue sits on the cool side of the wheel. The nearest named color is Anti-Flash White (#EDF2F4), ΔE 0.029 away. Black text reads best on it, at 17.97:1.
| Hue family | Blues |
| Lightness | very light (94%) |
| Chroma | muted (0.032) |
| Temperature | cool |
| Nearest name | Anti-Flash White (#EDF2F4) |
| Black text | 17.97:1 |
| White text | 1.16:1 |
Values
| HEX | #D9F1FF |
| RGB | rgb(217, 241, 255) |
| HSL | hsl(202, 100%, 93%) |
| OKLCH | oklch(94.5% 0.032 233.3) |
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 #D9F1FF | 1.16:1 | Fails | Lc -9.4 | Not readable |
| Black text on #D9F1FF | 17.97:1 | AAA | Lc 95.5 | Preferred for body text |
| #D9F1FF text on white | 1.16:1 | Fails | Lc 8.0 | Not readable |
| #D9F1FF text on black | 17.97:1 | AAA | Lc -96.3 | 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
#F2F6F8
oklch(97.1% 0.005 228.8)
-
Step 100
100 (this color)
#D9F1FF
oklch(94.5% 0.032 233.3)
-
Step 200
200
#CBDCE6
oklch(88.5% 0.023 233.4)
-
Step 300
300
#A8C6D7
oklch(81% 0.04 232.8)
-
Step 400
400
#78A8C3
oklch(70.7% 0.065 233.5)
-
Step 500
500
#5292B4
oklch(63.1% 0.083 233.4)
-
Step 600
600
#347CA0
oklch(55.7% 0.09 233.5)
-
Step 700
700
#256889
oklch(49% 0.085 233.8)
-
Step 800
800
#21556F
oklch(42.7% 0.07 233.5)
-
Step 900
900
#21465A
oklch(37.6% 0.054 234.4)
-
Step 950
950
#142935
oklch(26.9% 0.035 235.2)
#D9F1FF 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) | #EAF0FF | 0.021 |
| Deuteranopia (no green cones) | #E5EBFF | 0.021 |
| Tritanopia (no blue cones) | #CFF5F5 | 0.024 |
| Achromatopsia (no color) | #EDEDED | 0.032 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #D9F1FF
#D9F1FF
oklch(94.5% 0.032 233.3)
- #FFE8DA
#FFE8DA
oklch(94.6% 0.031 53.5)
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 #D9F1FF, 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
- Lavender #E6E6FA ΔE 0.030
- Pale Sky Blue #BDF6FE ΔE 0.034
- Pale Blue #D0FEFE ΔE 0.035
- Alice Blue #F0F8FF ΔE 0.036
- Very Light Blue #D5FFFF ΔE 0.037
- Really Light Blue #D4FFFF ΔE 0.037
- Very Pale Blue #D6FFFE ΔE 0.037
Use #D9F1FF 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.