#CEF4D9
Closest named color: Duck Egg Blue (#C3FBF4). oklch(93.3% 0.054 154.3), rgb(206, 244, 217).
Aa
Black text reads best on this color (17.56:1).
About this color
#CEF4D9 is a very light, muted green. In OKLCH its lightness is 93%, its chroma 0.054 and its hue 154°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Duck Egg Blue (#C3FBF4), ΔE 0.035 away. Black text reads best on it, at 17.56:1.
| Hue family | Greens |
| Lightness | very light (93%) |
| Chroma | muted (0.054) |
| Temperature | in between |
| Nearest name | Duck Egg Blue (#C3FBF4) |
| Black text | 17.56:1 |
| White text | 1.19:1 |
Values
| HEX | #CEF4D9 |
| RGB | rgb(206, 244, 217) |
| HSL | hsl(137, 63%, 88%) |
| OKLCH | oklch(93.3% 0.054 154.3) |
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 #CEF4D9 | 1.19:1 | Fails | Lc -11.1 | Not readable |
| Black text on #CEF4D9 | 17.56:1 | AAA | Lc 94.0 | Preferred for body text |
| #CEF4D9 text on white | 1.19:1 | Fails | Lc 9.5 | Not readable |
| #CEF4D9 text on black | 17.56:1 | AAA | Lc -94.7 | 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
#F1F7F3
oklch(97.1% 0.008 157.1)
-
Step 100
100 (this color)
#CEF4D9
oklch(93.3% 0.054 154.3)
-
Step 200
200
#C6E1CE
oklch(88.5% 0.039 154.9)
-
Step 300
300
#9ECEAD
oklch(80.8% 0.068 154.6)
-
Step 400
400
#64B581
oklch(70.7% 0.111 154.3)
-
Step 500
500
#2DA261
oklch(63.2% 0.142 154.2)
-
Step 600
600
#008A4C
oklch(55.6% 0.139 154.3)
-
Step 700
700
#00743F
oklch(49.1% 0.123 154.3)
-
Step 800
800
#005F33
oklch(42.6% 0.106 154.6)
-
Step 900
900
#054F2A
oklch(37.6% 0.092 154.2)
-
Step 950
950
#092E19
oklch(26.9% 0.057 154.5)
#CEF4D9 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) | #F4EDD8 | 0.050 |
| Deuteranopia (no green cones) | #EDE9DA | 0.047 |
| Tritanopia (no blue cones) | #C9F3EC | 0.027 |
| Achromatopsia (no color) | #EBEBEB | 0.054 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #CEF4D9
#CEF4D9
oklch(93.3% 0.054 154.3)
- #FFDDF7
#FFDDF7
oklch(93.3% 0.05 334.2)
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 #CEF4D9, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Duck Egg Blue #C3FBF4 ΔE 0.035
- Pale Aqua #B8FFEB ΔE 0.035
- Eggshell Blue #C4FFF7 ΔE 0.040
- Light Light Blue #CAFFFB ΔE 0.045
- Tea Green #CAE7B9 ΔE 0.046
- Pale Cyan #B7FFFA ΔE 0.046
- Ice #D6FFFA ΔE 0.047
- Pale Blue #D0FEFE ΔE 0.049
Use #CEF4D9 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.