#CDEDF3
Closest named color: Diamond (#B9F2FF). oklch(92.5% 0.034 210.2), rgb(205, 237, 243).
Aa
Black text reads best on this color (17.00:1).
About this color
#CDEDF3 is a very light, muted teal or cyan. In OKLCH its lightness is 92%, its chroma 0.034 and its hue 210°. Its hue sits on the cool side of the wheel. The nearest named color is Diamond (#B9F2FF), ΔE 0.026 away. Black text reads best on it, at 17.00:1.
| Hue family | Teals and cyans |
| Lightness | very light (92%) |
| Chroma | muted (0.034) |
| Temperature | cool |
| Nearest name | Diamond (#B9F2FF) |
| Black text | 17.00:1 |
| White text | 1.23:1 |
Values
| HEX | #CDEDF3 |
| RGB | rgb(205, 237, 243) |
| HSL | hsl(189, 61%, 88%) |
| OKLCH | oklch(92.5% 0.034 210.2) |
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 #CDEDF3 | 1.23:1 | Fails | Lc -13.5 | Not readable |
| Black text on #CDEDF3 | 17.00:1 | AAA | Lc 92.0 | Preferred for body text |
| #CDEDF3 text on white | 1.23:1 | Fails | Lc 11.6 | Not readable |
| #CDEDF3 text on black | 17.00:1 | AAA | Lc -92.4 | 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 100.
-
Step 50
50
#F1F7F8
oklch(97.2% 0.007 208.8)
-
Step 100
100 (this color)
#CDEDF3
oklch(92.5% 0.034 210.2)
-
Step 200
200
#C8DEE2
oklch(88.5% 0.024 209.8)
-
Step 300
300
#A0C9D1
oklch(80.9% 0.045 210.8)
-
Step 400
400
#69ADB9
oklch(70.7% 0.071 210)
-
Step 500
500
#3998A8
oklch(63.1% 0.09 210.6)
-
Step 600
600
#008292
oklch(55.6% 0.096 209.8)
-
Step 700
700
#006D7B
oklch(49% 0.085 210.2)
-
Step 800
800
#005A65
oklch(42.8% 0.074 209.1)
-
Step 900
900
#0F4A53
oklch(37.7% 0.059 210.1)
-
Step 950
950
#0C2B31
oklch(26.9% 0.038 212.5)
#CDEDF3 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) | #E7EAF3 | 0.033 |
| Deuteranopia (no green cones) | #E0E5F3 | 0.030 |
| Tritanopia (no blue cones) | #C2F0EF | 0.017 |
| Achromatopsia (no color) | #E7E7E7 | 0.035 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #CDEDF3
#CDEDF3
oklch(92.5% 0.034 210.2)
- #FCDED9
#FCDED9
oklch(92.4% 0.034 29)
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 #CDEDF3, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Diamond #B9F2FF ΔE 0.026
- Pale Sky Blue #BDF6FE ΔE 0.027
- Pale Silver #D8E2DC ΔE 0.035
- Pale Turquoise #AFEEEE ΔE 0.036
- Duck Egg Blue #C3FBF4 ΔE 0.037
- Lavender #E6E6FA ΔE 0.039
- Platinum #E0E1DD ΔE 0.039
- Pale Blue #D0FEFE ΔE 0.043
Use #CDEDF3 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.