#C5F4E5
Closest named color: Duck Egg Blue (#C3FBF4). oklch(93% 0.052 173.7), rgb(197, 244, 229).
Aa
Black text reads best on this color (17.44:1).
About this color
#C5F4E5 is a very light, muted teal or cyan. In OKLCH its lightness is 93%, its chroma 0.052 and its hue 174°. Its hue sits on the cool side of the wheel. The nearest named color is Duck Egg Blue (#C3FBF4), ΔE 0.022 away. Black text reads best on it, at 17.44:1.
| Hue family | Teals and cyans |
| Lightness | very light (93%) |
| Chroma | muted (0.052) |
| Temperature | cool |
| Nearest name | Duck Egg Blue (#C3FBF4) |
| Black text | 17.44:1 |
| White text | 1.20:1 |
Values
| HEX | #C5F4E5 |
| RGB | rgb(197, 244, 229) |
| HSL | hsl(161, 68%, 86%) |
| OKLCH | oklch(93% 0.052 173.7) |
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 #C5F4E5 | 1.20:1 | Fails | Lc -11.6 | Not readable |
| Black text on #C5F4E5 | 17.44:1 | AAA | Lc 93.6 | Preferred for body text |
| #C5F4E5 text on white | 1.20:1 | Fails | Lc 9.9 | Not readable |
| #C5F4E5 text on black | 17.44:1 | AAA | Lc -94.2 | 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 100.
-
Step 50
50
#F0F7F5
oklch(97% 0.008 177.3)
-
Step 100
100 (this color)
#C5F4E5
oklch(93% 0.052 173.7)
-
Step 200
200
#C1E2D7
oklch(88.6% 0.038 173.3)
-
Step 300
300
#93CFBD
oklch(80.8% 0.067 174)
-
Step 400
400
#4AB69B
oklch(70.6% 0.107 173.9)
-
Step 500
500
#00A183
oklch(63.2% 0.121 173.2)
-
Step 600
600
#00876E
oklch(55.6% 0.106 173.6)
-
Step 700
700
#00725C
oklch(49.2% 0.094 173.1)
-
Step 800
800
#005D4B
oklch(42.7% 0.081 173.5)
-
Step 900
900
#004E3E
oklch(37.8% 0.073 172.9)
-
Step 950
950
#002E24
oklch(26.9% 0.051 173.7)
#C5F4E5 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) | #F1EEE4 | 0.055 |
| Deuteranopia (no green cones) | #E8E7E6 | 0.053 |
| Tritanopia (no blue cones) | #BAF5EF | 0.016 |
| Achromatopsia (no color) | #EAEAEA | 0.053 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #C5F4E5
#C5F4E5
oklch(93% 0.052 173.7)
- #FFDDEA
#FFDDEA
oklch(92.9% 0.041 352.9)
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 #C5F4E5, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Duck Egg Blue #C3FBF4 ΔE 0.022
- Pale Aqua #B8FFEB ΔE 0.029
- Eggshell Blue #C4FFF7 ΔE 0.031
- Pale Sky Blue #BDF6FE ΔE 0.033
- Pale Cyan #B7FFFA ΔE 0.034
- Pale Turquoise #AFEEEE ΔE 0.034
- Light Light Blue #CAFFFB ΔE 0.036
- Diamond #B9F2FF ΔE 0.039
Use #C5F4E5 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.