#CEF3FC
Closest named color: Pale Sky Blue (#BDF6FE). oklch(94.1% 0.04 214.1), rgb(206, 243, 252).
Aa
Black text reads best on this color (17.85:1).
About this color
#CEF3FC is a very light, muted teal or cyan. In OKLCH its lightness is 94%, its chroma 0.040 and its hue 214°. 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 17.85:1.
| Hue family | Teals and cyans |
| Lightness | very light (94%) |
| Chroma | muted (0.040) |
| Temperature | cool |
| Nearest name | Pale Sky Blue (#BDF6FE) |
| Black text | 17.85:1 |
| White text | 1.17:1 |
Values
| HEX | #CEF3FC |
| RGB | rgb(206, 243, 252) |
| HSL | hsl(192, 88%, 90%) |
| OKLCH | oklch(94.1% 0.04 214.1) |
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 #CEF3FC | 1.17:1 | Fails | Lc -9.9 | Not readable |
| Black text on #CEF3FC | 17.85:1 | AAA | Lc 95.1 | Preferred for body text |
| #CEF3FC text on white | 1.17:1 | Fails | Lc 8.5 | Not readable |
| #CEF3FC text on black | 17.85:1 | AAA | Lc -95.8 | 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
#F1F7F8
oklch(97.2% 0.007 208.8)
-
Step 100
100 (this color)
#CEF3FC
oklch(94.1% 0.04 214.1)
-
Step 200
200
#C5DEE5
oklch(88.4% 0.028 216.4)
-
Step 300
300
#9BCAD5
oklch(80.9% 0.052 213.7)
-
Step 400
400
#5EAEC0
oklch(70.7% 0.083 214.1)
-
Step 500
500
#1B99B0
oklch(63% 0.106 214.1)
-
Step 600
600
#008196
oklch(55.5% 0.098 214.4)
-
Step 700
700
#006D7F
oklch(49.2% 0.087 214.3)
-
Step 800
800
#005968
oklch(42.7% 0.075 214.2)
-
Step 900
900
#004A57
oklch(37.6% 0.066 214.5)
-
Step 950
950
#052C33
oklch(27.1% 0.043 212.5)
#CEF3FC 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) | #ECF0FD | 0.038 |
| Deuteranopia (no green cones) | #E4EAFC | 0.034 |
| Tritanopia (no blue cones) | #C1F7F6 | 0.021 |
| Achromatopsia (no color) | #ECECEC | 0.040 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #CEF3FC
#CEF3FC
oklch(94.1% 0.04 214.1)
- #FFE5DE
#FFE5DE
oklch(94.1% 0.03 35.5)
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 #CEF3FC, 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 0.029
- Light Light Blue #CAFFFB ΔE 0.032
- Really Light Blue #D4FFFF ΔE 0.032
- Very Light Blue #D5FFFF ΔE 0.033
- Very Pale Blue #D6FFFE ΔE 0.033
Use #CEF3FC 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.