#CEF5E2
Closest named color: Duck Egg Blue (#C3FBF4). oklch(93.7% 0.048 164.4), rgb(206, 245, 226).
Aa
Black text reads best on this color (17.78:1).
About this color
#CEF5E2 is a very light, muted green. In OKLCH its lightness is 94%, its chroma 0.048 and its hue 164°. 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 17.78:1.
| Hue family | Greens |
| Lightness | very light (94%) |
| Chroma | muted (0.048) |
| Temperature | in between |
| Nearest name | Duck Egg Blue (#C3FBF4) |
| Black text | 17.78:1 |
| White text | 1.18:1 |
Values
| HEX | #CEF5E2 |
| RGB | rgb(206, 245, 226) |
| HSL | hsl(151, 66%, 88%) |
| OKLCH | oklch(93.7% 0.048 164.4) |
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 #CEF5E2 | 1.18:1 | Fails | Lc -10.2 | Not readable |
| Black text on #CEF5E2 | 17.78:1 | AAA | Lc 94.8 | Preferred for body text |
| #CEF5E2 text on white | 1.18:1 | Fails | Lc 8.7 | Not readable |
| #CEF5E2 text on black | 17.78:1 | AAA | Lc -95.5 | 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)
#CEF5E2
oklch(93.7% 0.048 164.4)
-
Step 200
200
#C5E1D3
oklch(88.5% 0.035 164.1)
-
Step 300
300
#9CCEB6
oklch(81% 0.062 163.9)
-
Step 400
400
#60B491
oklch(70.7% 0.098 164.7)
-
Step 500
500
#20A175
oklch(63.2% 0.126 164.2)
-
Step 600
600
#008861
oklch(55.5% 0.117 164.6)
-
Step 700
700
#007351
oklch(49.2% 0.104 164.3)
-
Step 800
800
#005E42
oklch(42.7% 0.09 164.7)
-
Step 900
900
#004E36
oklch(37.5% 0.079 164.5)
-
Step 950
950
#062E20
oklch(26.9% 0.051 165.1)
#CEF5E2 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) | #F3EFE1 | 0.047 |
| Deuteranopia (no green cones) | #ECEAE3 | 0.046 |
| Tritanopia (no blue cones) | #C7F5EF | 0.018 |
| Achromatopsia (no color) | #ECECEC | 0.048 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #CEF5E2
#CEF5E2
oklch(93.7% 0.048 164.4)
- #FFE0F1
#FFE0F1
oklch(93.7% 0.041 343.7)
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 #CEF5E2, 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 0.031
- Pale Aqua #B8FFEB ΔE 0.032
- Light Light Blue #CAFFFB ΔE 0.035
- Ice #D6FFFA ΔE 0.038
- Pale Cyan #B7FFFA ΔE 0.038
- Pale Blue #D0FEFE ΔE 0.038
- Pale Sky Blue #BDF6FE ΔE 0.040
Use #CEF5E2 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.