#CEF4E3
Closest named color: Duck Egg Blue (#C3FBF4). oklch(93.5% 0.046 166.5), rgb(206, 244, 227).
Aa
Black text reads best on this color (17.67:1).
About this color
#CEF4E3 is a very light, muted green. In OKLCH its lightness is 94%, its chroma 0.046 and its hue 167°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Duck Egg Blue (#C3FBF4), ΔE 0.025 away. Black text reads best on it, at 17.67:1.
| Hue family | Greens |
| Lightness | very light (94%) |
| Chroma | muted (0.046) |
| Temperature | in between |
| Nearest name | Duck Egg Blue (#C3FBF4) |
| Black text | 17.67:1 |
| White text | 1.18:1 |
Values
| HEX | #CEF4E3 |
| RGB | rgb(206, 244, 227) |
| HSL | hsl(153, 63%, 88%) |
| OKLCH | oklch(93.5% 0.046 166.5) |
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 #CEF4E3 | 1.18:1 | Fails | Lc -10.7 | Not readable |
| Black text on #CEF4E3 | 17.67:1 | AAA | Lc 94.4 | Preferred for body text |
| #CEF4E3 text on white | 1.18:1 | Fails | Lc 9.1 | Not readable |
| #CEF4E3 text on black | 17.67:1 | AAA | Lc -95.1 | 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
#F1F7F4
oklch(97.1% 0.007 164.9)
-
Step 100
100 (this color)
#CEF4E3
oklch(93.5% 0.046 166.5)
-
Step 200
200
#C6E0D4
oklch(88.4% 0.032 166.2)
-
Step 300
300
#9DCDB8
oklch(80.8% 0.058 166.3)
-
Step 400
400
#62B394
oklch(70.6% 0.093 166.9)
-
Step 500
500
#26A079
oklch(63.1% 0.12 166.3)
-
Step 600
600
#008864
oklch(55.6% 0.115 166.4)
-
Step 700
700
#007254
oklch(49% 0.101 166.9)
-
Step 800
800
#005E44
oklch(42.7% 0.088 166.3)
-
Step 900
900
#004E38
oklch(37.6% 0.078 166.4)
-
Step 950
950
#072E21
oklch(27% 0.049 166.4)
#CEF4E3 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) | #F2EEE2 | 0.046 |
| Deuteranopia (no green cones) | #EBE9E4 | 0.045 |
| Tritanopia (no blue cones) | #C7F4EF | 0.017 |
| Achromatopsia (no color) | #EBEBEB | 0.046 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #CEF4E3
#CEF4E3
oklch(93.5% 0.046 166.5)
- #FFDFEF
#FFDFEF
oklch(93.5% 0.041 346.2)
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 #CEF4E3, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Duck Egg Blue #C3FBF4 ΔE 0.025
- Eggshell Blue #C4FFF7 ΔE 0.032
- Pale Aqua #B8FFEB ΔE 0.034
- Light Light Blue #CAFFFB ΔE 0.035
- Pale Sky Blue #BDF6FE ΔE 0.038
- Ice #D6FFFA ΔE 0.038
- Pale Blue #D0FEFE ΔE 0.038
- Pale Cyan #B7FFFA ΔE 0.039
Use #CEF4E3 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.