#C5F1E7
Closest named color: Duck Egg Blue (#C3FBF4). oklch(92.4% 0.047 179.8), rgb(197, 241, 231).
Aa
Black text reads best on this color (17.11:1).
About this color
#C5F1E7 is a very light, muted teal or cyan. In OKLCH its lightness is 92%, its chroma 0.047 and its hue 180°. Its hue sits on the cool side of the wheel. The nearest named color is Duck Egg Blue (#C3FBF4), ΔE 0.026 away. Black text reads best on it, at 17.11:1.
| Hue family | Teals and cyans |
| Lightness | very light (92%) |
| Chroma | muted (0.047) |
| Temperature | cool |
| Nearest name | Duck Egg Blue (#C3FBF4) |
| Black text | 17.11:1 |
| White text | 1.22:1 |
Values
| HEX | #C5F1E7 |
| RGB | rgb(197, 241, 231) |
| HSL | hsl(166, 61%, 86%) |
| OKLCH | oklch(92.4% 0.047 179.8) |
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 #C5F1E7 | 1.22:1 | Fails | Lc -13.0 | Not readable |
| Black text on #C5F1E7 | 17.11:1 | AAA | Lc 92.4 | Preferred for body text |
| #C5F1E7 text on white | 1.22:1 | Fails | Lc 11.2 | Not readable |
| #C5F1E7 text on black | 17.11:1 | AAA | Lc -92.8 | 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
#F0F7F5
oklch(97% 0.008 177.3)
-
Step 100
100 (this color)
#C5F1E7
oklch(92.4% 0.047 179.8)
-
Step 200
200
#C2E1DA
oklch(88.5% 0.034 180.3)
-
Step 300
300
#96CEC2
oklch(80.9% 0.06 180)
-
Step 400
400
#51B4A3
oklch(70.6% 0.096 180.5)
-
Step 500
500
#00A08C
oklch(63.2% 0.115 179.7)
-
Step 600
600
#008675
oklch(55.5% 0.101 179.7)
-
Step 700
700
#007162
oklch(49.1% 0.09 179.3)
-
Step 800
800
#005D50
oklch(42.8% 0.078 178.9)
-
Step 900
900
#004D43
oklch(37.7% 0.068 180.3)
-
Step 950
950
#002E27
oklch(27% 0.049 179.5)
#C5F1E7 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) | #EDECE7 | 0.050 |
| Deuteranopia (no green cones) | #E5E5E8 | 0.049 |
| Tritanopia (no blue cones) | #BAF3EE | 0.014 |
| Achromatopsia (no color) | #E8E8E8 | 0.048 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #C5F1E7
#C5F1E7
oklch(92.4% 0.047 179.8)
- #FFDBE5
#FFDBE5
oklch(92.4% 0.042 359.3)
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 #C5F1E7, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Duck Egg Blue #C3FBF4 ΔE 0.026
- Pale Turquoise #AFEEEE ΔE 0.028
- Pale Sky Blue #BDF6FE ΔE 0.030
- Diamond #B9F2FF ΔE 0.033
- Eggshell Blue #C4FFF7 ΔE 0.036
- Pale Aqua #B8FFEB ΔE 0.037
- Pale Cyan #B7FFFA ΔE 0.038
- Light Light Blue #CAFFFB ΔE 0.040
Use #C5F1E7 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.