#C3EFEA
Closest named color: Pale Turquoise (#AFEEEE). oklch(92% 0.046 187.9), rgb(195, 239, 234).
Aa
Black text reads best on this color (16.85:1).
About this color
#C3EFEA is a very light, muted teal or cyan. In OKLCH its lightness is 92%, its chroma 0.046 and its hue 188°. Its hue sits on the cool side of the wheel. The nearest named color is Pale Turquoise (#AFEEEE), ΔE 0.023 away. Black text reads best on it, at 16.85:1.
| Hue family | Teals and cyans |
| Lightness | very light (92%) |
| Chroma | muted (0.046) |
| Temperature | cool |
| Nearest name | Pale Turquoise (#AFEEEE) |
| Black text | 16.85:1 |
| White text | 1.24:1 |
Values
| HEX | #C3EFEA |
| RGB | rgb(195, 239, 234) |
| HSL | hsl(173, 58%, 85%) |
| OKLCH | oklch(92% 0.046 187.9) |
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 #C3EFEA | 1.24:1 | Fails | Lc -14.1 | Not readable |
| Black text on #C3EFEA | 16.85:1 | AAA | Lc 91.4 | Preferred for body text |
| #C3EFEA text on white | 1.24:1 | Fails | Lc 12.2 | Not readable |
| #C3EFEA text on black | 16.85:1 | AAA | Lc -91.8 | 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
#F0F7F6
oklch(97.1% 0.008 186.9)
-
Step 100
100 (this color)
#C3EFEA
oklch(92% 0.046 187.9)
-
Step 200
200
#C2E1DD
oklch(88.6% 0.033 187.1)
-
Step 300
300
#95CDC7
oklch(80.8% 0.058 187.8)
-
Step 400
400
#4FB4AB
oklch(70.8% 0.095 187.3)
-
Step 500
500
#009E96
oklch(63% 0.109 188.5)
-
Step 600
600
#00857E
oklch(55.6% 0.097 188.3)
-
Step 700
700
#00706A
oklch(49.1% 0.085 188.3)
-
Step 800
800
#005C56
oklch(42.8% 0.075 187.1)
-
Step 900
900
#004D48
oklch(37.8% 0.066 187.3)
-
Step 950
950
#002E2B
oklch(27.1% 0.047 188)
#C3EFEA 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) | #EAEAEA | 0.049 |
| Deuteranopia (no green cones) | #E1E4EB | 0.045 |
| Tritanopia (no blue cones) | #B7F1ED | 0.014 |
| Achromatopsia (no color) | #E6E6E6 | 0.046 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #C3EFEA
#C3EFEA
oklch(92% 0.046 187.9)
- #FFDADF
#FFDADF
oklch(92.1% 0.042 8.7)
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 #C3EFEA, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Pale Turquoise #AFEEEE ΔE 0.023
- Pale Sky Blue #BDF6FE ΔE 0.027
- Diamond #B9F2FF ΔE 0.028
- Duck Egg Blue #C3FBF4 ΔE 0.030
- Pale Silver #D8E2DC ΔE 0.038
- Pale Cyan #B7FFFA ΔE 0.041
- Eggshell Blue #C4FFF7 ΔE 0.041
- Pale Aqua #B8FFEB ΔE 0.043
Use #C3EFEA 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.