#CFF8E6
Closest named color: Duck Egg Blue (#C3FBF4). oklch(94.5% 0.049 166.9), rgb(207, 248, 230).
Aa
Black text reads best on this color (18.22:1).
About this color
#CFF8E6 is a very light, muted green. In OKLCH its lightness is 95%, its chroma 0.049 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 0.020 away. Black text reads best on it, at 18.22:1.
| Hue family | Greens |
| Lightness | very light (95%) |
| Chroma | muted (0.049) |
| Temperature | in between |
| Nearest name | Duck Egg Blue (#C3FBF4) |
| Black text | 18.22:1 |
| White text | 1.15:1 |
Values
| HEX | #CFF8E6 |
| RGB | rgb(207, 248, 230) |
| HSL | hsl(154, 75%, 89%) |
| OKLCH | oklch(94.5% 0.049 166.9) |
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 #CFF8E6 | 1.15:1 | Fails | Lc -8.4 | Not readable |
| Black text on #CFF8E6 | 18.22:1 | AAA | Lc 96.4 | Preferred for body text |
| #CFF8E6 text on white | 1.15:1 | Fails | Lc 0.0 | Not readable |
| #CFF8E6 text on black | 18.22:1 | AAA | Lc -97.3 | 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
#F0F7F4
oklch(97% 0.008 168.8)
-
Step 100
100 (this color)
#CFF8E6
oklch(94.5% 0.049 166.9)
-
Step 200
200
#C4E1D4
oklch(88.5% 0.035 166.8)
-
Step 300
300
#9ACEB8
oklch(80.9% 0.062 166.9)
-
Step 400
400
#5BB593
oklch(70.8% 0.101 166.6)
-
Step 500
500
#09A179
oklch(63% 0.127 167.2)
-
Step 600
600
#008865
oklch(55.6% 0.114 167)
-
Step 700
700
#007254
oklch(49% 0.101 166.9)
-
Step 800
800
#005E45
oklch(42.8% 0.088 167.1)
-
Step 900
900
#004E39
oklch(37.6% 0.077 167.4)
-
Step 950
950
#032E21
oklch(26.9% 0.052 167.7)
#CFF8E6 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) | #F6F2E5 | 0.050 |
| Deuteranopia (no green cones) | #EEEDE7 | 0.046 |
| Tritanopia (no blue cones) | #C7F8F3 | 0.019 |
| Achromatopsia (no color) | #EFEFEF | 0.049 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #CFF8E6
#CFF8E6
oklch(94.5% 0.049 166.9)
- #FFE4F1
#FFE4F1
oklch(94.4% 0.034 347)
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 #CFF8E6, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Duck Egg Blue #C3FBF4 ΔE 0.020
- Eggshell Blue #C4FFF7 ΔE 0.025
- Light Light Blue #CAFFFB ΔE 0.028
- Pale Aqua #B8FFEB ΔE 0.028
- Ice #D6FFFA ΔE 0.030
- Pale Blue #D0FEFE ΔE 0.031
- Pale Cyan #B7FFFA ΔE 0.034
- Very Pale Blue #D6FFFE ΔE 0.034
Use #CFF8E6 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.