#C4ECDE
Closest named color: Pale Turquoise (#AFEEEE). oklch(91.1% 0.046 172), rgb(196, 236, 222).
Aa
Black text reads best on this color (16.40:1).
About this color
#C4ECDE is a very light, muted teal or cyan. In OKLCH its lightness is 91%, its chroma 0.046 and its hue 172°. Its hue sits on the cool side of the wheel. The nearest named color is Pale Turquoise (#AFEEEE), ΔE 0.029 away. Black text reads best on it, at 16.40:1.
| Hue family | Teals and cyans |
| Lightness | very light (91%) |
| Chroma | muted (0.046) |
| Temperature | cool |
| Nearest name | Pale Turquoise (#AFEEEE) |
| Black text | 16.40:1 |
| White text | 1.28:1 |
Values
| HEX | #C4ECDE |
| RGB | rgb(196, 236, 222) |
| HSL | hsl(159, 51%, 85%) |
| OKLCH | oklch(91.1% 0.046 172) |
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 #C4ECDE | 1.28:1 | Fails | Lc -16.0 | Dividers and decoration only |
| Black text on #C4ECDE | 16.40:1 | AAA | Lc 89.7 | Fine for body text |
| #C4ECDE text on white | 1.28:1 | Fails | Lc 13.9 | Not readable |
| #C4ECDE text on black | 16.40:1 | AAA | Lc -89.9 | Fine 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)
#C4ECDE
oklch(91.1% 0.046 172)
-
Step 200
200
#C5E1D7
oklch(88.6% 0.033 172)
-
Step 300
300
#9ACDBC
oklch(80.8% 0.058 172.3)
-
Step 400
400
#5CB49A
oklch(70.8% 0.094 172)
-
Step 500
500
#0EA081
oklch(63% 0.12 172.2)
-
Step 600
600
#00876C
oklch(55.5% 0.108 172.1)
-
Step 700
700
#00725A
oklch(49.2% 0.096 171.5)
-
Step 800
800
#005D4A
oklch(42.6% 0.082 172.5)
-
Step 900
900
#004E3D
oklch(37.8% 0.073 171.8)
-
Step 950
950
#032E24
oklch(27% 0.049 173)
#C4ECDE 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) | #E9E7DD | 0.047 |
| Deuteranopia (no green cones) | #E2E1DF | 0.046 |
| Tritanopia (no blue cones) | #BBEDE8 | 0.015 |
| Achromatopsia (no color) | #E3E3E3 | 0.046 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #C4ECDE
#C4ECDE
oklch(91.1% 0.046 172)
- #FBD6E5
#FBD6E5
oklch(91.1% 0.045 351.7)
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 #C4ECDE, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Pale Turquoise #AFEEEE ΔE 0.029
- Pale Silver #D8E2DC ΔE 0.033
- Duck Egg Blue #C3FBF4 ΔE 0.041
- Pale Sky Blue #BDF6FE ΔE 0.042
- Diamond #B9F2FF ΔE 0.043
- Platinum #E0E1DD ΔE 0.043
- Powder Blue #B0E0E6 ΔE 0.045
- Tea Green #CAE7B9 ΔE 0.046
Use #C4ECDE 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.