#CEF8EA
Closest named color: Duck Egg Blue (#C3FBF4). oklch(94.6% 0.047 173), rgb(206, 248, 234).
Aa
Black text reads best on this color (18.23:1).
About this color
#CEF8EA is a very light, muted teal or cyan. In OKLCH its lightness is 95%, its chroma 0.047 and its hue 173°. 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 18.23:1.
| Hue family | Teals and cyans |
| Lightness | very light (95%) |
| Chroma | muted (0.047) |
| Temperature | cool |
| Nearest name | Duck Egg Blue (#C3FBF4) |
| Black text | 18.23:1 |
| White text | 1.15:1 |
Values
| HEX | #CEF8EA |
| RGB | rgb(206, 248, 234) |
| HSL | hsl(160, 75%, 89%) |
| OKLCH | oklch(94.6% 0.047 173) |
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 #CEF8EA | 1.15:1 | Fails | Lc -8.3 | Not readable |
| Black text on #CEF8EA | 18.23:1 | AAA | Lc 96.5 | Preferred for body text |
| #CEF8EA text on white | 1.15:1 | Fails | Lc 0.0 | Not readable |
| #CEF8EA text on black | 18.23:1 | AAA | Lc -97.3 | 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
#F0F7F5
oklch(97% 0.008 177.3)
-
Step 100
100 (this color)
#CEF8EA
oklch(94.6% 0.047 173)
-
Step 200
200
#C4E1D7
oklch(88.6% 0.034 172.7)
-
Step 300
300
#98CEBD
oklch(80.9% 0.061 173.3)
-
Step 400
400
#58B49B
oklch(70.6% 0.096 173.4)
-
Step 500
500
#00A182
oklch(63.2% 0.122 172.6)
-
Step 600
600
#00876D
oklch(55.6% 0.107 172.9)
-
Step 700
700
#00725C
oklch(49.2% 0.094 173.1)
-
Step 800
800
#005D4B
oklch(42.7% 0.081 173.5)
-
Step 900
900
#004E3E
oklch(37.8% 0.073 172.9)
-
Step 950
950
#012E24
oklch(26.9% 0.051 173.5)
#CEF8EA 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) | #F5F2E9 | 0.049 |
| Deuteranopia (no green cones) | #EDEDEB | 0.046 |
| Tritanopia (no blue cones) | #C5F9F4 | 0.015 |
| Achromatopsia (no color) | #EFEFEF | 0.048 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #CEF8EA
#CEF8EA
oklch(94.6% 0.047 173)
- #FFE5EF
#FFE5EF
oklch(94.6% 0.031 352.4)
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 #CEF8EA, 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 0.022
- Light Light Blue #CAFFFB ΔE 0.024
- Ice #D6FFFA ΔE 0.027
- Pale Blue #D0FEFE ΔE 0.027
- Pale Aqua #B8FFEB ΔE 0.028
- Pale Cyan #B7FFFA ΔE 0.030
- Really Light Blue #D4FFFF ΔE 0.031
Use #CEF8EA 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.