#CEF1DF
Closest named color: Duck Egg Blue (#C3FBF4). oklch(92.8% 0.044 163.1), rgb(206, 241, 223).
Aa
Black text reads best on this color (17.27:1).
About this color
#CEF1DF is a very light, muted green. In OKLCH its lightness is 93%, its chroma 0.044 and its hue 163°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Duck Egg Blue (#C3FBF4), ΔE 0.032 away. Black text reads best on it, at 17.27:1.
| Hue family | Greens |
| Lightness | very light (93%) |
| Chroma | muted (0.044) |
| Temperature | in between |
| Nearest name | Duck Egg Blue (#C3FBF4) |
| Black text | 17.27:1 |
| White text | 1.21:1 |
Values
| HEX | #CEF1DF |
| RGB | rgb(206, 241, 223) |
| HSL | hsl(149, 56%, 88%) |
| OKLCH | oklch(92.8% 0.044 163.1) |
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 #CEF1DF | 1.21:1 | Fails | Lc -12.4 | Not readable |
| Black text on #CEF1DF | 17.27:1 | AAA | Lc 92.9 | Preferred for body text |
| #CEF1DF text on white | 1.21:1 | Fails | Lc 10.6 | Not readable |
| #CEF1DF text on black | 17.27:1 | AAA | Lc -93.5 | 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)
#CEF1DF
oklch(92.8% 0.044 163.1)
-
Step 200
200
#C8E0D3
oklch(88.5% 0.031 162.1)
-
Step 300
300
#A0CDB6
oklch(81% 0.057 162.6)
-
Step 400
400
#69B291
oklch(70.6% 0.089 163.5)
-
Step 500
500
#369F75
oklch(63.1% 0.116 162.9)
-
Step 600
600
#00895F
oklch(55.7% 0.12 163.1)
-
Step 700
700
#00734F
oklch(49.1% 0.106 163)
-
Step 800
800
#005E40
oklch(42.6% 0.092 163.1)
-
Step 900
900
#0D4E36
oklch(37.8% 0.075 162.9)
-
Step 950
950
#0B2E20
oklch(27.1% 0.048 163.3)
#CEF1DF 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) | #F0ECDE | 0.044 |
| Deuteranopia (no green cones) | #E9E7E0 | 0.041 |
| Tritanopia (no blue cones) | #C8F1EC | 0.018 |
| Achromatopsia (no color) | #E9E9E9 | 0.044 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #CEF1DF
#CEF1DF
oklch(92.8% 0.044 163.1)
- #FDDCEF
#FDDCEF
oklch(92.7% 0.044 342.5)
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 #CEF1DF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Duck Egg Blue #C3FBF4 ΔE 0.032
- Pale Silver #D8E2DC ΔE 0.039
- Pale Aqua #B8FFEB ΔE 0.039
- Eggshell Blue #C4FFF7 ΔE 0.040
- Pale Sky Blue #BDF6FE ΔE 0.041
- Pale Turquoise #AFEEEE ΔE 0.041
- Light Light Blue #CAFFFB ΔE 0.043
- Pale Cyan #B7FFFA ΔE 0.045
Use #CEF1DF 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.