#D3F4EF
Closest named color: Duck Egg Blue (#C3FBF4). oklch(94.2% 0.035 185.5), rgb(211, 244, 239).
Aa
Black text reads best on this color (17.95:1).
About this color
#D3F4EF is a very light, muted teal or cyan. In OKLCH its lightness is 94%, its chroma 0.035 and its hue 186°. Its hue sits on the cool side of the wheel. The nearest named color is Duck Egg Blue (#C3FBF4), ΔE 0.023 away. Black text reads best on it, at 17.95:1.
| Hue family | Teals and cyans |
| Lightness | very light (94%) |
| Chroma | muted (0.035) |
| Temperature | cool |
| Nearest name | Duck Egg Blue (#C3FBF4) |
| Black text | 17.95:1 |
| White text | 1.16:1 |
Values
| HEX | #D3F4EF |
| RGB | rgb(211, 244, 239) |
| HSL | hsl(171, 60%, 89%) |
| OKLCH | oklch(94.2% 0.035 185.5) |
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 #D3F4EF | 1.16:1 | Fails | Lc -9.5 | Not readable |
| Black text on #D3F4EF | 17.95:1 | AAA | Lc 95.4 | Preferred for body text |
| #D3F4EF text on white | 1.16:1 | Fails | Lc 8.1 | Not readable |
| #D3F4EF text on black | 17.95:1 | AAA | Lc -96.2 | 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
#F1F7F6
oklch(97.1% 0.006 185.3)
-
Step 100
100 (this color)
#D3F4EF
oklch(94.2% 0.035 185.5)
-
Step 200
200
#C8DFDB
oklch(88.5% 0.025 184.2)
-
Step 300
300
#A1CBC5
oklch(81% 0.045 185.6)
-
Step 400
400
#6AAFA7
oklch(70.6% 0.071 186.3)
-
Step 500
500
#399B91
oklch(63% 0.092 185.7)
-
Step 600
600
#00857B
oklch(55.5% 0.097 185.6)
-
Step 700
700
#007068
oklch(49.1% 0.086 186.2)
-
Step 800
800
#005C55
oklch(42.7% 0.075 185.9)
-
Step 900
900
#0F4C46
oklch(37.8% 0.06 185.2)
-
Step 950
950
#0C2C29
oklch(26.9% 0.038 186.7)
#D3F4EF 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) | #F0F0EF | 0.037 |
| Deuteranopia (no green cones) | #EAEBF0 | 0.036 |
| Tritanopia (no blue cones) | #CBF6F2 | 0.010 |
| Achromatopsia (no color) | #EDEDED | 0.035 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #D3F4EF
#D3F4EF
oklch(94.2% 0.035 185.5)
- #FFE4E9
#FFE4E9
oklch(94.2% 0.03 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 #D3F4EF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Duck Egg Blue #C3FBF4 ΔE 0.023
- Pale Blue #D0FEFE ΔE 0.027
- Light Light Blue #CAFFFB ΔE 0.028
- Ice #D6FFFA ΔE 0.029
- Pale Sky Blue #BDF6FE ΔE 0.029
- Eggshell Blue #C4FFF7 ΔE 0.030
- Really Light Blue #D4FFFF ΔE 0.030
- Very Pale Blue #D6FFFE ΔE 0.030
Use #D3F4EF 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.