#CEF8FF
Closest named color: Pale Blue (#D0FEFE). oklch(95.2% 0.044 208.8), rgb(206, 248, 255).
Aa
Black text reads best on this color (18.49:1).
About this color
#CEF8FF is a very light, muted teal or cyan. In OKLCH its lightness is 95%, its chroma 0.044 and its hue 209°. Its hue sits on the cool side of the wheel. The nearest named color is Pale Blue (#D0FEFE), ΔE 0.017 away. Black text reads best on it, at 18.49:1.
| Hue family | Teals and cyans |
| Lightness | very light (95%) |
| Chroma | muted (0.044) |
| Temperature | cool |
| Nearest name | Pale Blue (#D0FEFE) |
| Black text | 18.49:1 |
| White text | 1.13:1 |
Values
| HEX | #CEF8FF |
| RGB | rgb(206, 248, 255) |
| HSL | hsl(189, 100%, 90%) |
| OKLCH | oklch(95.2% 0.044 208.8) |
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 #CEF8FF | 1.13:1 | Fails | Lc 0.0 | Not readable |
| Black text on #CEF8FF | 18.49:1 | AAA | Lc 97.4 | Preferred for body text |
| #CEF8FF text on white | 1.13:1 | Fails | Lc 0.0 | Not readable |
| #CEF8FF text on black | 18.49:1 | AAA | Lc -98.3 | 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
#F0F7F8
oklch(97.1% 0.008 207.1)
-
Step 100
100 (this color)
#CEF8FF
oklch(95.2% 0.044 208.8)
-
Step 200
200
#C2DFE4
oklch(88.4% 0.031 209.2)
-
Step 300
300
#96CBD4
oklch(80.8% 0.056 209.1)
-
Step 400
400
#52B0BF
oklch(70.6% 0.091 209.3)
-
Step 500
500
#009BAC
oklch(63.1% 0.109 208.4)
-
Step 600
600
#008291
oklch(55.5% 0.096 208.9)
-
Step 700
700
#006D7A
oklch(49% 0.084 209.1)
-
Step 800
800
#005A64
oklch(42.8% 0.073 207.9)
-
Step 900
900
#004B54
oklch(37.8% 0.065 208.5)
-
Step 950
950
#002C32
oklch(26.8% 0.046 208.8)
#CEF8FF 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) | #F1F4FF | 0.043 |
| Deuteranopia (no green cones) | #E8EEFF | 0.039 |
| Tritanopia (no blue cones) | #C0FCFA | 0.021 |
| Achromatopsia (no color) | #F0F0F0 | 0.044 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #CEF8FF
#CEF8FF
oklch(95.2% 0.044 208.8)
- #FFEAE6
#FFEAE6
oklch(95.3% 0.024 30.5)
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 #CEF8FF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Pale Blue #D0FEFE ΔE 0.017
- Really Light Blue #D4FFFF ΔE 0.021
- Pale Sky Blue #BDF6FE ΔE 0.021
- Very Light Blue #D5FFFF ΔE 0.021
- Light Light Blue #CAFFFB ΔE 0.021
- Very Pale Blue #D6FFFE ΔE 0.022
- Ice Blue #D7FFFE ΔE 0.023
- Duck Egg Blue #C3FBF4 ΔE 0.024
Use #CEF8FF 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.