#D3F5EC
Closest named color: Duck Egg Blue (#C3FBF4). oklch(94.3% 0.037 177.7), rgb(211, 245, 236).
Aa
Black text reads best on this color (18.04:1).
About this color
#D3F5EC is a very light, muted teal or cyan. In OKLCH its lightness is 94%, its chroma 0.037 and its hue 178°. Its hue sits on the cool side of the wheel. The nearest named color is Duck Egg Blue (#C3FBF4), ΔE 0.022 away. Black text reads best on it, at 18.04:1.
| Hue family | Teals and cyans |
| Lightness | very light (94%) |
| Chroma | muted (0.037) |
| Temperature | cool |
| Nearest name | Duck Egg Blue (#C3FBF4) |
| Black text | 18.04:1 |
| White text | 1.16:1 |
Values
| HEX | #D3F5EC |
| RGB | rgb(211, 245, 236) |
| HSL | hsl(164, 63%, 89%) |
| OKLCH | oklch(94.3% 0.037 177.7) |
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 #D3F5EC | 1.16:1 | Fails | Lc -9.2 | Not readable |
| Black text on #D3F5EC | 18.04:1 | AAA | Lc 95.8 | Preferred for body text |
| #D3F5EC text on white | 1.16:1 | Fails | Lc 7.8 | Not readable |
| #D3F5EC text on black | 18.04:1 | AAA | Lc -96.6 | 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
#F1F7F5
oklch(97.1% 0.007 174.4)
-
Step 100
100 (this color)
#D3F5EC
oklch(94.3% 0.037 177.7)
-
Step 200
200
#C8DFD9
oklch(88.5% 0.026 178.3)
-
Step 300
300
#A0CBC0
oklch(80.8% 0.048 177.7)
-
Step 400
400
#69B1A0
oklch(70.8% 0.077 177.1)
-
Step 500
500
#379D89
oklch(63.2% 0.098 177.4)
-
Step 600
600
#008673
oklch(55.5% 0.102 178.1)
-
Step 700
700
#007160
oklch(49.1% 0.091 177.4)
-
Step 800
800
#005D4F
oklch(42.8% 0.079 177.8)
-
Step 900
900
#0D4C41
oklch(37.5% 0.064 177.9)
-
Step 950
950
#0C2D26
oklch(27.1% 0.041 176.6)
#D3F5EC 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) | #F2F1EC | 0.039 |
| Deuteranopia (no green cones) | #EBECED | 0.037 |
| Tritanopia (no blue cones) | #CBF6F2 | 0.011 |
| Achromatopsia (no color) | #EEEEEE | 0.038 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #D3F5EC
#D3F5EC
oklch(94.3% 0.037 177.7)
- #FFE4EC
#FFE4EC
oklch(94.3% 0.031 357.8)
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 #D3F5EC, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Duck Egg Blue #C3FBF4 ΔE 0.022
- Light Light Blue #CAFFFB ΔE 0.027
- Pale Blue #D0FEFE ΔE 0.027
- Ice #D6FFFA ΔE 0.028
- Eggshell Blue #C4FFF7 ΔE 0.028
- Very Pale Blue #D6FFFE ΔE 0.030
- Really Light Blue #D4FFFF ΔE 0.031
- Ice Blue #D7FFFE ΔE 0.031
Use #D3F5EC 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.