#CFF1DA
Closest named color: Duck Egg Blue (#C3FBF4). oklch(92.7% 0.047 155.8), rgb(207, 241, 218).
Aa
Black text reads best on this color (17.24:1).
About this color
#CFF1DA is a very light, muted green. In OKLCH its lightness is 93%, its chroma 0.047 and its hue 156°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Duck Egg Blue (#C3FBF4), ΔE 0.036 away. Black text reads best on it, at 17.24:1.
| Hue family | Greens |
| Lightness | very light (93%) |
| Chroma | muted (0.047) |
| Temperature | in between |
| Nearest name | Duck Egg Blue (#C3FBF4) |
| Black text | 17.24:1 |
| White text | 1.21:1 |
Values
| HEX | #CFF1DA |
| RGB | rgb(207, 241, 218) |
| HSL | hsl(139, 55%, 88%) |
| OKLCH | oklch(92.7% 0.047 155.8) |
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 #CFF1DA | 1.21:1 | Fails | Lc -12.5 | Not readable |
| Black text on #CFF1DA | 17.24:1 | AAA | Lc 92.9 | Preferred for body text |
| #CFF1DA text on white | 1.21:1 | Fails | Lc 10.7 | Not readable |
| #CFF1DA text on black | 17.24:1 | AAA | Lc -93.4 | 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)
#CFF1DA
oklch(92.7% 0.047 155.8)
-
Step 200
200
#C8E0D0
oklch(88.4% 0.034 156.5)
-
Step 300
300
#A2CDB0
oklch(80.9% 0.061 155.3)
-
Step 400
400
#6CB387
oklch(70.8% 0.097 155.8)
-
Step 500
500
#3D9F69
oklch(63% 0.123 156)
-
Step 600
600
#048A50
oklch(55.7% 0.135 155.7)
-
Step 700
700
#007442
oklch(49.1% 0.12 155.6)
-
Step 800
800
#015F36
oklch(42.7% 0.103 156.1)
-
Step 900
900
#124E2F
oklch(37.7% 0.081 156.1)
-
Step 950
950
#0D2E1C
oklch(27.1% 0.051 156.5)
#CFF1DA 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) | #F1EBD9 | 0.044 |
| Deuteranopia (no green cones) | #EAE7DB | 0.042 |
| Tritanopia (no blue cones) | #CAF0EA | 0.023 |
| Achromatopsia (no color) | #E9E9E9 | 0.048 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #CFF1DA
#CFF1DA
oklch(92.7% 0.047 155.8)
- #FCDCF3
#FCDCF3
oklch(92.8% 0.046 336)
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 #CFF1DA, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Duck Egg Blue #C3FBF4 ΔE 0.036
- Pale Aqua #B8FFEB ΔE 0.040
- Pale Silver #D8E2DC ΔE 0.041
- Eggshell Blue #C4FFF7 ΔE 0.043
- Tea Green #CAE7B9 ΔE 0.045
- Pale Turquoise #AFEEEE ΔE 0.046
- Light Light Blue #CAFFFB ΔE 0.047
- Platinum #E0E1DD ΔE 0.047
Use #CFF1DA 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.