#C6DADD
Closest named color: Cadet Gray (#CED4DA). oklch(87.4% 0.022 207.6), rgb(198, 218, 221).
Aa
Black text reads best on this color (14.47:1).
About this color
#C6DADD is a light close to neutral grey. In OKLCH its lightness is 87%, its chroma 0.022. It has too little chroma to lean warm or cool. The nearest named color is Cadet Gray (#CED4DA), ΔE 0.017 away. Black text reads best on it, at 14.47:1.
| Hue family | Neutrals |
| Lightness | light (87%) |
| Chroma | close to neutral grey (0.022) |
| Temperature | neutral |
| Nearest name | Cadet Gray (#CED4DA) |
| Black text | 14.47:1 |
| White text | 1.45:1 |
Values
| HEX | #C6DADD |
| RGB | rgb(198, 218, 221) |
| HSL | hsl(188, 25%, 82%) |
| OKLCH | oklch(87.4% 0.022 207.6) |
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 #C6DADD | 1.45:1 | Fails | Lc -24.5 | Dividers and decoration only |
| Black text on #C6DADD | 14.47:1 | AAA | Lc 82.2 | Fine for body text |
| #C6DADD text on white | 1.45:1 | Fails | Lc 21.5 | Dividers and decoration only |
| #C6DADD text on black | 14.47:1 | AAA | Lc -81.8 | 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
#F3F6F7
oklch(97.1% 0.003 219.5)
-
Step 100
100
#E4EBED
oklch(93.5% 0.008 216.6)
-
Step 200
200 (this color)
#C6DADD
oklch(87.4% 0.022 207.6)
-
Step 300
300
#ADC6CA
oklch(80.9% 0.028 208.3)
-
Step 400
400
#80A9AF
oklch(70.7% 0.045 207.3)
-
Step 500
500
#5F949B
oklch(63.2% 0.057 206.4)
-
Step 600
600
#437E86
oklch(55.6% 0.063 206.9)
-
Step 700
700
#346A72
oklch(49.1% 0.058 208.1)
-
Step 800
800
#2C565D
oklch(42.6% 0.048 209.4)
-
Step 900
900
#28474C
oklch(37.6% 0.038 208.8)
-
Step 950
950
#182A2C
oklch(27% 0.024 204.7)
#C6DADD 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) | #D6D8DD | 0.021 |
| Deuteranopia (no green cones) | #D2D5DD | 0.019 |
| Tritanopia (no blue cones) | #C0DCDB | 0.010 |
| Achromatopsia (no color) | #D6D6D6 | 0.022 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #C6DADD
#C6DADD
oklch(87.4% 0.022 207.6)
- #E4D1CE
#E4D1CE
oklch(87.5% 0.022 28.3)
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 #C6DADD, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cadet Gray #CED4DA ΔE 0.017
- Light Gray #D3D3D3 ΔE 0.023
- Powder Blue #B0E0E6 ΔE 0.028
- Gainsboro #DCDCDC ΔE 0.030
- Light Blue #ADD8E6 ΔE 0.033
- Pale Silver #D8E2DC ΔE 0.033
- Celeste #A8DADC ΔE 0.036
- Platinum #E0E1DD ΔE 0.040
Use #C6DADD 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.