#CEF3FE
Closest named color: Pale Sky Blue (#BDF6FE). oklch(94.1% 0.041 217.7), rgb(206, 243, 254).
Aa
Black text reads best on this color (17.87:1).
About this color
#CEF3FE is a very light, muted teal or cyan. In OKLCH its lightness is 94%, its chroma 0.041 and its hue 218°. Its hue sits on the cool side of the wheel. The nearest named color is Pale Sky Blue (#BDF6FE), ΔE 0.020 away. Black text reads best on it, at 17.87:1.
| Hue family | Teals and cyans |
| Lightness | very light (94%) |
| Chroma | muted (0.041) |
| Temperature | cool |
| Nearest name | Pale Sky Blue (#BDF6FE) |
| Black text | 17.87:1 |
| White text | 1.17:1 |
Values
| HEX | #CEF3FE |
| RGB | rgb(206, 243, 254) |
| HSL | hsl(194, 96%, 90%) |
| OKLCH | oklch(94.1% 0.041 217.7) |
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 #CEF3FE | 1.17:1 | Fails | Lc -9.8 | Not readable |
| Black text on #CEF3FE | 17.87:1 | AAA | Lc 95.2 | Preferred for body text |
| #CEF3FE text on white | 1.17:1 | Fails | Lc 8.4 | Not readable |
| #CEF3FE text on black | 17.87:1 | AAA | Lc -95.9 | 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
#F0F7F9
oklch(97.1% 0.008 216.6)
-
Step 100
100 (this color)
#CEF3FE
oklch(94.1% 0.041 217.7)
-
Step 200
200
#C5DEE6
oklch(88.5% 0.029 219)
-
Step 300
300
#9BCAD7
oklch(81% 0.052 216.6)
-
Step 400
400
#5EAEC3
oklch(70.8% 0.084 216.9)
-
Step 500
500
#1A99B4
oklch(63.2% 0.108 217.1)
-
Step 600
600
#00819A
oklch(55.7% 0.1 217.7)
-
Step 700
700
#006C82
oklch(49.1% 0.088 218.4)
-
Step 800
800
#00596B
oklch(42.8% 0.077 217.7)
-
Step 900
900
#004A59
oklch(37.7% 0.067 217.2)
-
Step 950
950
#052C35
oklch(27.2% 0.045 217.1)
#CEF3FE 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) | #EBF0FF | 0.036 |
| Deuteranopia (no green cones) | #E4EAFE | 0.034 |
| Tritanopia (no blue cones) | #C0F7F6 | 0.024 |
| Achromatopsia (no color) | #EDEDED | 0.041 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #CEF3FE
#CEF3FE
oklch(94.1% 0.041 217.7)
- #FFE5DD
#FFE5DD
oklch(94.1% 0.031 37.8)
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 #CEF3FE, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Pale Sky Blue #BDF6FE ΔE 0.020
- Diamond #B9F2FF ΔE 0.024
- Pale Blue #D0FEFE ΔE 0.029
- Duck Egg Blue #C3FBF4 ΔE 0.031
- Really Light Blue #D4FFFF ΔE 0.033
- Light Light Blue #CAFFFB ΔE 0.033
- Very Light Blue #D5FFFF ΔE 0.033
- Very Pale Blue #D6FFFE ΔE 0.034
Use #CEF3FE 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.