#C9DCEC
Closest named color: Cadet Gray (#CED4DA). oklch(88.5% 0.03 243.4), rgb(201, 220, 236).
Aa
Black text reads best on this color (14.93:1).
About this color
#C9DCEC is a light, muted blue. In OKLCH its lightness is 89%, its chroma 0.030 and its hue 243°. Its hue sits on the cool side of the wheel. The nearest named color is Cadet Gray (#CED4DA), ΔE 0.027 away. Black text reads best on it, at 14.93:1.
| Hue family | Blues |
| Lightness | light (89%) |
| Chroma | muted (0.030) |
| Temperature | cool |
| Nearest name | Cadet Gray (#CED4DA) |
| Black text | 14.93:1 |
| White text | 1.40:1 |
Values
| HEX | #C9DCEC |
| RGB | rgb(201, 220, 236) |
| HSL | hsl(207, 48%, 86%) |
| OKLCH | oklch(88.5% 0.03 243.4) |
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 #C9DCEC | 1.40:1 | Fails | Lc -22.4 | Dividers and decoration only |
| Black text on #C9DCEC | 14.93:1 | AAA | Lc 84.0 | Fine for body text |
| #C9DCEC text on white | 1.40:1 | Fails | Lc 19.7 | Dividers and decoration only |
| #C9DCEC text on black | 14.93:1 | AAA | Lc -83.8 | 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
#F3F6F9
oklch(97.2% 0.005 247.9)
-
Step 100
100
#E4EBF1
oklch(93.6% 0.011 243.7)
-
Step 200
200 (this color)
#C9DCEC
oklch(88.5% 0.03 243.4)
-
Step 300
300
#ACC4D8
oklch(80.9% 0.039 243.3)
-
Step 400
400
#7FA6C5
oklch(70.8% 0.062 242.7)
-
Step 500
500
#5E8FB6
oklch(63.1% 0.079 243.5)
-
Step 600
600
#4379A2
oklch(55.6% 0.086 243.1)
-
Step 700
700
#35658B
oklch(49% 0.081 244.4)
-
Step 800
800
#2C5371
oklch(42.7% 0.067 243.5)
-
Step 900
900
#28455B
oklch(37.8% 0.052 242.6)
-
Step 950
950
#182835
oklch(26.9% 0.033 243.9)
#C9DCEC 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) | #D6DCED | 0.017 |
| Deuteranopia (no green cones) | #D1D8EC | 0.014 |
| Tritanopia (no blue cones) | #C0E0E1 | 0.024 |
| Achromatopsia (no color) | #D9D9D9 | 0.030 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #C9DCEC
#C9DCEC
oklch(88.5% 0.03 243.4)
- #E8D5C5
#E8D5C5
oklch(88.4% 0.03 62.5)
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 #C9DCEC, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cadet Gray #CED4DA ΔE 0.027
- Gainsboro #DCDCDC ΔE 0.031
- Powder Blue #B0E0E6 ΔE 0.034
- Light Gray #D3D3D3 ΔE 0.035
- Pale Silver #D8E2DC ΔE 0.036
- Light Blue #ADD8E6 ΔE 0.038
- Platinum #E0E1DD ΔE 0.040
- Celeste #A8DADC ΔE 0.048
Use #C9DCEC 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.