#CEF4F2
Closest named color: Duck Egg Blue (#C3FBF4). oklch(94% 0.039 192.6), rgb(206, 244, 242).
Aa
Black text reads best on this color (17.84:1).
About this color
#CEF4F2 is a very light, muted teal or cyan. In OKLCH its lightness is 94%, its chroma 0.039 and its hue 193°. Its hue sits on the cool side of the wheel. The nearest named color is Duck Egg Blue (#C3FBF4), ΔE 0.020 away. Black text reads best on it, at 17.84:1.
| Hue family | Teals and cyans |
| Lightness | very light (94%) |
| Chroma | muted (0.039) |
| Temperature | cool |
| Nearest name | Duck Egg Blue (#C3FBF4) |
| Black text | 17.84:1 |
| White text | 1.17:1 |
Values
| HEX | #CEF4F2 |
| RGB | rgb(206, 244, 242) |
| HSL | hsl(177, 63%, 88%) |
| OKLCH | oklch(94% 0.039 192.6) |
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 #CEF4F2 | 1.17:1 | Fails | Lc -10.0 | Not readable |
| Black text on #CEF4F2 | 17.84:1 | AAA | Lc 95.1 | Preferred for body text |
| #CEF4F2 text on white | 1.17:1 | Fails | Lc 8.5 | Not readable |
| #CEF4F2 text on black | 17.84:1 | 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
#F1F7F7
oklch(97.2% 0.006 197.1)
-
Step 100
100 (this color)
#CEF4F2
oklch(94% 0.039 192.6)
-
Step 200
200
#C5DFDE
oklch(88.4% 0.028 193.8)
-
Step 300
300
#9BCBC9
oklch(80.8% 0.05 193)
-
Step 400
400
#5EB1AE
oklch(70.7% 0.081 192.4)
-
Step 500
500
#1A9D9A
oklch(63.1% 0.104 192.4)
-
Step 600
600
#008582
oklch(55.7% 0.096 192)
-
Step 700
700
#006F6D
oklch(49% 0.084 192.6)
-
Step 800
800
#005B5A
oklch(42.6% 0.073 193.5)
-
Step 900
900
#004C4B
oklch(37.7% 0.064 193.2)
-
Step 950
950
#052D2C
oklch(27% 0.043 192.4)
#CEF4F2 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) | #EFF0F2 | 0.041 |
| Deuteranopia (no green cones) | #E7EAF2 | 0.038 |
| Tritanopia (no blue cones) | #C3F6F3 | 0.013 |
| Achromatopsia (no color) | #ECECEC | 0.039 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #CEF4F2
#CEF4F2
oklch(94% 0.039 192.6)
- #FFE3E5
#FFE3E5
oklch(93.9% 0.031 12.8)
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 #CEF4F2, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Duck Egg Blue #C3FBF4 ΔE 0.020
- Pale Sky Blue #BDF6FE ΔE 0.023
- Pale Blue #D0FEFE ΔE 0.027
- Light Light Blue #CAFFFB ΔE 0.027
- Eggshell Blue #C4FFF7 ΔE 0.028
- Diamond #B9F2FF ΔE 0.030
- Ice #D6FFFA ΔE 0.031
- Really Light Blue #D4FFFF ΔE 0.031
Use #CEF4F2 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.