#D3F5F9
Closest named color: Pale Blue (#D0FEFE). oklch(94.7% 0.036 205.2), rgb(211, 245, 249).
Aa
Black text reads best on this color (18.19:1).
About this color
#D3F5F9 is a very light, muted teal or cyan. In OKLCH its lightness is 95%, its chroma 0.036 and its hue 205°. Its hue sits on the cool side of the wheel. The nearest named color is Pale Blue (#D0FEFE), ΔE 0.022 away. Black text reads best on it, at 18.19:1.
| Hue family | Teals and cyans |
| Lightness | very light (95%) |
| Chroma | muted (0.036) |
| Temperature | cool |
| Nearest name | Pale Blue (#D0FEFE) |
| Black text | 18.19:1 |
| White text | 1.15:1 |
Values
| HEX | #D3F5F9 |
| RGB | rgb(211, 245, 249) |
| HSL | hsl(186, 76%, 90%) |
| OKLCH | oklch(94.7% 0.036 205.2) |
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 #D3F5F9 | 1.15:1 | Fails | Lc -8.5 | Not readable |
| Black text on #D3F5F9 | 18.19:1 | AAA | Lc 96.3 | Preferred for body text |
| #D3F5F9 text on white | 1.15:1 | Fails | Lc 0.0 | Not readable |
| #D3F5F9 text on black | 18.19:1 | AAA | Lc -97.2 | 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
#F1F7F7
oklch(97.2% 0.006 197.1)
-
Step 100
100 (this color)
#D3F5F9
oklch(94.7% 0.036 205.2)
-
Step 200
200
#C7DEE1
oklch(88.4% 0.025 206.2)
-
Step 300
300
#9FCACF
oklch(81% 0.046 205.1)
-
Step 400
400
#66AEB6
oklch(70.7% 0.073 204.8)
-
Step 500
500
#319AA5
oklch(63.2% 0.094 205.2)
-
Step 600
600
#00838E
oklch(55.7% 0.095 205.2)
-
Step 700
700
#006E77
oklch(49.1% 0.084 204.7)
-
Step 800
800
#005A62
oklch(42.7% 0.073 205.3)
-
Step 900
900
#084B51
oklch(37.8% 0.061 204.5)
-
Step 950
950
#0A2C2F
oklch(27% 0.039 203.4)
#D3F5F9 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) | #EFF2F9 | 0.035 |
| Deuteranopia (no green cones) | #E8ECF9 | 0.033 |
| Tritanopia (no blue cones) | #C8F8F6 | 0.016 |
| Achromatopsia (no color) | #EFEFEF | 0.036 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #D3F5F9
#D3F5F9
oklch(94.7% 0.036 205.2)
- #FFE7E5
#FFE7E5
oklch(94.7% 0.027 23.4)
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 #D3F5F9, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Pale Blue #D0FEFE ΔE 0.022
- Pale Sky Blue #BDF6FE ΔE 0.025
- Really Light Blue #D4FFFF ΔE 0.025
- Very Light Blue #D5FFFF ΔE 0.025
- Very Pale Blue #D6FFFE ΔE 0.026
- Duck Egg Blue #C3FBF4 ΔE 0.026
- Ice Blue #D7FFFE ΔE 0.026
- Light Light Blue #CAFFFB ΔE 0.026
Use #D3F5F9 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.