#CEFEE9
Closest named color: Eggshell Blue (#C4FFF7). oklch(95.8% 0.056 166.7), rgb(206, 254, 233).
Aa
Black text reads best on this color (18.97:1).
About this color
#CEFEE9 is a very light, muted green. In OKLCH its lightness is 96%, its chroma 0.056 and its hue 167°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Eggshell Blue (#C4FFF7), ΔE 0.020 away. Black text reads best on it, at 18.97:1.
| Hue family | Greens |
| Lightness | very light (96%) |
| Chroma | muted (0.056) |
| Temperature | in between |
| Nearest name | Eggshell Blue (#C4FFF7) |
| Black text | 18.97:1 |
| White text | 1.10:1 |
Values
| HEX | #CEFEE9 |
| RGB | rgb(206, 254, 233) |
| HSL | hsl(154, 96%, 90%) |
| OKLCH | oklch(95.8% 0.056 166.7) |
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 #CEFEE9 | 1.10:1 | Fails | Lc 0.0 | Not readable |
| Black text on #CEFEE9 | 18.97:1 | AAA | Lc 99.1 | Preferred for body text |
| #CEFEE9 text on white | 1.10:1 | Fails | Lc 0.0 | Not readable |
| #CEFEE9 text on black | 18.97:1 | AAA | Lc -100.2 | 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 50.
-
Step 50
50 (this color)
#CEFEE9
oklch(95.8% 0.056 166.7)
-
Step 100
100
#DDEFE7
oklch(93.7% 0.022 167.5)
-
Step 200
200
#C1E2D3
oklch(88.5% 0.04 166.2)
-
Step 300
300
#93D0B7
oklch(80.9% 0.072 167.2)
-
Step 400
400
#4AB791
oklch(70.6% 0.115 167)
-
Step 500
500
#00A278
oklch(63.2% 0.13 166.5)
-
Step 600
600
#008865
oklch(55.6% 0.114 167)
-
Step 700
700
#007254
oklch(49% 0.101 166.9)
-
Step 800
800
#005E44
oklch(42.7% 0.088 166.3)
-
Step 900
900
#004E39
oklch(37.6% 0.077 167.4)
-
Step 950
950
#002F20
oklch(27.1% 0.056 165.8)
#CEFEE9 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) | #FCF7E8 | 0.058 |
| Deuteranopia (no green cones) | #F3F1EA | 0.054 |
| Tritanopia (no blue cones) | #C4FEF8 | 0.022 |
| Achromatopsia (no color) | #F3F3F3 | 0.057 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #CEFEE9
#CEFEE9
oklch(95.8% 0.056 166.7)
- #FFEBF4
#FFEBF4
oklch(95.9% 0.025 348.5)
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 #CEFEE9, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Eggshell Blue #C4FFF7 ΔE 0.020
- Duck Egg Blue #C3FBF4 ΔE 0.022
- Light Light Blue #CAFFFB ΔE 0.023
- Pale Aqua #B8FFEB ΔE 0.024
- Ice #D6FFFA ΔE 0.025
- Pale Blue #D0FEFE ΔE 0.029
- Very Pale Blue #D6FFFE ΔE 0.031
- Pale Cyan #B7FFFA ΔE 0.031
Use #CEFEE9 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.