#CDF1ED
Closest named color: Duck Egg Blue (#C3FBF4). oklch(93.1% 0.038 188.3), rgb(205, 241, 237).
Aa
Black text reads best on this color (17.40:1).
About this color
#CDF1ED is a very light, muted teal or cyan. In OKLCH its lightness is 93%, its chroma 0.038 and its hue 188°. Its hue sits on the cool side of the wheel. The nearest named color is Duck Egg Blue (#C3FBF4), ΔE 0.026 away. Black text reads best on it, at 17.40:1.
| Hue family | Teals and cyans |
| Lightness | very light (93%) |
| Chroma | muted (0.038) |
| Temperature | cool |
| Nearest name | Duck Egg Blue (#C3FBF4) |
| Black text | 17.40:1 |
| White text | 1.20:1 |
Values
| HEX | #CDF1ED |
| RGB | rgb(205, 241, 237) |
| HSL | hsl(173, 56%, 87%) |
| OKLCH | oklch(93.1% 0.038 188.3) |
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 #CDF1ED | 1.20:1 | Fails | Lc -11.8 | Not readable |
| Black text on #CDF1ED | 17.40:1 | AAA | Lc 93.4 | Preferred for body text |
| #CDF1ED text on white | 1.20:1 | Fails | Lc 10.1 | Not readable |
| #CDF1ED text on black | 17.40:1 | AAA | Lc -94.0 | 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)
#CDF1ED
oklch(93.1% 0.038 188.3)
-
Step 200
200
#C6DFDC
oklch(88.4% 0.027 187.9)
-
Step 300
300
#9DCBC6
oklch(80.8% 0.049 188)
-
Step 400
400
#63B0AA
oklch(70.6% 0.077 189.1)
-
Step 500
500
#299D95
oklch(63.2% 0.1 188.1)
-
Step 600
600
#00857E
oklch(55.6% 0.097 188.3)
-
Step 700
700
#00706A
oklch(49.1% 0.085 188.3)
-
Step 800
800
#005C57
oklch(42.8% 0.074 188.4)
-
Step 900
900
#024C48
oklch(37.6% 0.064 188.7)
-
Step 950
950
#082D2A
oklch(27.1% 0.041 187.3)
#CDF1ED 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) | #EDEDED | 0.041 |
| Deuteranopia (no green cones) | #E6E7EE | 0.039 |
| Tritanopia (no blue cones) | #C3F3F0 | 0.012 |
| Achromatopsia (no color) | #EAEAEA | 0.038 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #CDF1ED
#CDF1ED
oklch(93.1% 0.038 188.3)
- #FFDFE3
#FFDFE3
oklch(93.1% 0.036 9.2)
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 #CDF1ED, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Duck Egg Blue #C3FBF4 ΔE 0.026
- Pale Sky Blue #BDF6FE ΔE 0.026
- Diamond #B9F2FF ΔE 0.031
- Eggshell Blue #C4FFF7 ΔE 0.035
- Light Light Blue #CAFFFB ΔE 0.035
- Pale Blue #D0FEFE ΔE 0.035
- Pale Turquoise #AFEEEE ΔE 0.036
- Pale Silver #D8E2DC ΔE 0.039
Use #CDF1ED 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.