#C3DEE9
Closest named color: Powder Blue (#B0E0E6). oklch(88.4% 0.032 224.3), rgb(195, 222, 233).
Aa
Black text reads best on this color (14.94:1).
About this color
#C3DEE9 is a light, muted teal or cyan. In OKLCH its lightness is 88%, its chroma 0.032 and its hue 224°. Its hue sits on the cool side of the wheel. The nearest named color is Powder Blue (#B0E0E6), ΔE 0.024 away. Black text reads best on it, at 14.94:1.
| Hue family | Teals and cyans |
| Lightness | light (88%) |
| Chroma | muted (0.032) |
| Temperature | cool |
| Nearest name | Powder Blue (#B0E0E6) |
| Black text | 14.94:1 |
| White text | 1.40:1 |
Values
| HEX | #C3DEE9 |
| RGB | rgb(195, 222, 233) |
| HSL | hsl(197, 46%, 84%) |
| OKLCH | oklch(88.4% 0.032 224.3) |
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 #C3DEE9 | 1.40:1 | Fails | Lc -22.4 | Dividers and decoration only |
| Black text on #C3DEE9 | 14.94:1 | AAA | Lc 84.1 | Fine for body text |
| #C3DEE9 text on white | 1.40:1 | Fails | Lc 19.6 | Dividers and decoration only |
| #C3DEE9 text on black | 14.94:1 | AAA | Lc -83.9 | 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 200.
-
Step 50
50
#F2F6F8
oklch(97.1% 0.005 228.8)
-
Step 100
100
#E2ECF0
oklch(93.7% 0.012 223.5)
-
Step 200
200 (this color)
#C3DEE9
oklch(88.4% 0.032 224.3)
-
Step 300
300
#A5C7D5
oklch(80.9% 0.041 224.8)
-
Step 400
400
#72AAC0
oklch(70.7% 0.067 224.6)
-
Step 500
500
#4995B0
oklch(63.2% 0.085 223.9)
-
Step 600
600
#247E9C
oklch(55.5% 0.093 225.1)
-
Step 700
700
#146B85
oklch(49.2% 0.086 223.8)
-
Step 800
800
#16576C
oklch(42.7% 0.071 224.3)
-
Step 900
900
#1B4858
oklch(37.8% 0.056 224.7)
-
Step 950
950
#112A33
oklch(26.9% 0.035 224)
#C3DEE9 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) | #D8DCEA | 0.027 |
| Deuteranopia (no green cones) | #D2D7E9 | 0.025 |
| Tritanopia (no blue cones) | #B9E2E1 | 0.022 |
| Achromatopsia (no color) | #D9D9D9 | 0.032 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #C3DEE9
#C3DEE9
oklch(88.4% 0.032 224.3)
- #ECD3C8
#ECD3C8
oklch(88.5% 0.032 45.3)
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 #C3DEE9, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Powder Blue #B0E0E6 ΔE 0.024
- Cadet Gray #CED4DA ΔE 0.029
- Light Blue #ADD8E6 ΔE 0.033
- Gainsboro #DCDCDC ΔE 0.034
- Pale Silver #D8E2DC ΔE 0.035
- Light Gray #D3D3D3 ΔE 0.037
- Celeste #A8DADC ΔE 0.040
- Platinum #E0E1DD ΔE 0.042
Use #C3DEE9 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.