#CEF6EE
Closest named color: Duck Egg Blue (#C3FBF4). oklch(94.3% 0.043 181.9), rgb(206, 246, 238).
Aa
Black text reads best on this color (18.04:1).
About this color
#CEF6EE is a very light, muted teal or cyan. In OKLCH its lightness is 94%, its chroma 0.043 and its hue 182°. Its hue sits on the cool side of the wheel. The nearest named color is Duck Egg Blue (#C3FBF4), ΔE 0.016 away. Black text reads best on it, at 18.04:1.
| Hue family | Teals and cyans |
| Lightness | very light (94%) |
| Chroma | muted (0.043) |
| Temperature | cool |
| Nearest name | Duck Egg Blue (#C3FBF4) |
| Black text | 18.04:1 |
| White text | 1.16:1 |
Values
| HEX | #CEF6EE |
| RGB | rgb(206, 246, 238) |
| HSL | hsl(168, 69%, 89%) |
| OKLCH | oklch(94.3% 0.043 181.9) |
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 #CEF6EE | 1.16:1 | Fails | Lc -9.1 | Not readable |
| Black text on #CEF6EE | 18.04:1 | AAA | Lc 95.8 | Preferred for body text |
| #CEF6EE text on white | 1.16:1 | Fails | Lc 7.8 | Not readable |
| #CEF6EE 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
#F0F7F6
oklch(97.1% 0.008 186.9)
-
Step 100
100 (this color)
#CEF6EE
oklch(94.3% 0.043 181.9)
-
Step 200
200
#C4E0DA
oklch(88.4% 0.031 181.2)
-
Step 300
300
#9ACDC3
oklch(81% 0.055 181.5)
-
Step 400
400
#5BB3A4
oklch(70.8% 0.088 181.2)
-
Step 500
500
#089F8E
oklch(63.1% 0.112 181.7)
-
Step 600
600
#008678
oklch(55.6% 0.1 182.2)
-
Step 700
700
#007164
oklch(49.2% 0.089 181.2)
-
Step 800
800
#005C52
oklch(42.6% 0.076 182.2)
-
Step 900
900
#004D44
oklch(37.7% 0.068 181.7)
-
Step 950
950
#032E28
oklch(27.1% 0.047 181.1)
#CEF6EE 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) | #F2F1EE | 0.046 |
| Deuteranopia (no green cones) | #EAEBEF | 0.043 |
| Tritanopia (no blue cones) | #C4F8F3 | 0.012 |
| Achromatopsia (no color) | #EEEEEE | 0.043 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #CEF6EE
#CEF6EE
oklch(94.3% 0.043 181.9)
- #FFE4EA
#FFE4EA
oklch(94.2% 0.031 2.6)
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 #CEF6EE, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Duck Egg Blue #C3FBF4 ΔE 0.016
- Eggshell Blue #C4FFF7 ΔE 0.024
- Light Light Blue #CAFFFB ΔE 0.024
- Pale Blue #D0FEFE ΔE 0.026
- Pale Sky Blue #BDF6FE ΔE 0.027
- Ice #D6FFFA ΔE 0.028
- Really Light Blue #D4FFFF ΔE 0.030
- Very Pale Blue #D6FFFE ΔE 0.030
Use #CEF6EE 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.