#C3EFF5
Closest named color: Diamond (#B9F2FF). oklch(92.3% 0.046 206.6), rgb(195, 239, 245).
Aa
Black text reads best on this color (16.98:1).
About this color
#C3EFF5 is a very light, muted teal or cyan. In OKLCH its lightness is 92%, its chroma 0.046 and its hue 207°. Its hue sits on the cool side of the wheel. The nearest named color is Diamond (#B9F2FF), ΔE 0.016 away. Black text reads best on it, at 16.98:1.
| Hue family | Teals and cyans |
| Lightness | very light (92%) |
| Chroma | muted (0.046) |
| Temperature | cool |
| Nearest name | Diamond (#B9F2FF) |
| Black text | 16.98:1 |
| White text | 1.23:1 |
Values
| HEX | #C3EFF5 |
| RGB | rgb(195, 239, 245) |
| HSL | hsl(187, 71%, 86%) |
| OKLCH | oklch(92.3% 0.046 206.6) |
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 #C3EFF5 | 1.23:1 | Fails | Lc -13.5 | Not readable |
| Black text on #C3EFF5 | 16.98:1 | AAA | Lc 91.9 | Preferred for body text |
| #C3EFF5 text on white | 1.23:1 | Fails | Lc 11.7 | Not readable |
| #C3EFF5 text on black | 16.98:1 | AAA | Lc -92.3 | 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
#F0F7F8
oklch(97.1% 0.008 207.1)
-
Step 100
100 (this color)
#C3EFF5
oklch(92.3% 0.046 206.6)
-
Step 200
200
#C1E0E4
oklch(88.5% 0.033 206.1)
-
Step 300
300
#93CCD4
oklch(80.9% 0.06 206.9)
-
Step 400
400
#4CB1BE
oklch(70.6% 0.095 206.8)
-
Step 500
500
#009BAA
oklch(63% 0.108 206.9)
-
Step 600
600
#00838F
oklch(55.7% 0.095 206.1)
-
Step 700
700
#006E78
oklch(49.1% 0.084 205.8)
-
Step 800
800
#005A63
oklch(42.7% 0.073 206.6)
-
Step 900
900
#004B53
oklch(37.7% 0.065 207)
-
Step 950
950
#002D32
oklch(27.1% 0.046 206.3)
#C3EFF5 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) | #E8EBF5 | 0.046 |
| Deuteranopia (no green cones) | #DFE4F5 | 0.043 |
| Tritanopia (no blue cones) | #B4F3F1 | 0.021 |
| Achromatopsia (no color) | #E7E7E7 | 0.046 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #C3EFF5
#C3EFF5
oklch(92.3% 0.046 206.6)
- #FFDCD8
#FFDCD8
oklch(92.3% 0.039 25.6)
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 #C3EFF5, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Diamond #B9F2FF ΔE 0.016
- Pale Sky Blue #BDF6FE ΔE 0.019
- Pale Turquoise #AFEEEE ΔE 0.026
- Duck Egg Blue #C3FBF4 ΔE 0.032
- Pale Cyan #B7FFFA ΔE 0.041
- Eggshell Blue #C4FFF7 ΔE 0.042
- Light Light Blue #CAFFFB ΔE 0.043
- Pale Blue #D0FEFE ΔE 0.043
Use #C3EFF5 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.