#C6D8EA
Closest named color: Cadet Gray (#CED4DA). oklch(87.4% 0.032 248.2), rgb(198, 216, 234).
Aa
Black text reads best on this color (14.41:1).
About this color
#C6D8EA is a light, muted blue. In OKLCH its lightness is 87%, its chroma 0.032 and its hue 248°. Its hue sits on the cool side of the wheel. The nearest named color is Cadet Gray (#CED4DA), ΔE 0.022 away. Black text reads best on it, at 14.41:1.
| Hue family | Blues |
| Lightness | light (87%) |
| Chroma | muted (0.032) |
| Temperature | cool |
| Nearest name | Cadet Gray (#CED4DA) |
| Black text | 14.41:1 |
| White text | 1.45:1 |
Values
| HEX | #C6D8EA |
| RGB | rgb(198, 216, 234) |
| HSL | hsl(210, 46%, 85%) |
| OKLCH | oklch(87.4% 0.032 248.2) |
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 #C6D8EA | 1.45:1 | Fails | Lc -24.7 | Dividers and decoration only |
| Black text on #C6D8EA | 14.41:1 | AAA | Lc 82.0 | Fine for body text |
| #C6D8EA text on white | 1.45:1 | Fails | Lc 21.7 | Dividers and decoration only |
| #C6D8EA text on black | 14.41:1 | AAA | Lc -81.6 | 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
#E4EBF2
oklch(93.7% 0.012 248)
-
Step 200
200 (this color)
#C6D8EA
oklch(87.4% 0.032 248.2)
-
Step 300
300
#ADC4DA
oklch(81% 0.04 247.1)
-
Step 400
400
#81A5C8
oklch(70.8% 0.065 248)
-
Step 500
500
#608EBA
oklch(63.1% 0.083 248.2)
-
Step 600
600
#4677A6
oklch(55.5% 0.091 248.8)
-
Step 700
700
#37648E
oklch(49% 0.084 248.4)
-
Step 800
800
#2E5273
oklch(42.7% 0.069 247.8)
-
Step 900
900
#29445D
oklch(37.7% 0.054 247.6)
-
Step 950
950
#192837
oklch(27.1% 0.035 249.2)
#C6D8EA 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) | #D1D8EB | 0.014 |
| Deuteranopia (no green cones) | #CDD4EA | 0.013 |
| Tritanopia (no blue cones) | #BDDCDE | 0.026 |
| Achromatopsia (no color) | #D6D6D6 | 0.032 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #C6D8EA
#C6D8EA
oklch(87.4% 0.032 248.2)
- #E4D2C0
#E4D2C0
oklch(87.4% 0.032 67.4)
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 #C6D8EA, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cadet Gray #CED4DA ΔE 0.022
- Light Blue #ADD8E6 ΔE 0.032
- Light Gray #D3D3D3 ΔE 0.032
- Powder Blue #B0E0E6 ΔE 0.034
- Gainsboro #DCDCDC ΔE 0.038
- Celeste #A8DADC ΔE 0.044
- Pale Silver #D8E2DC ΔE 0.045
- Light Blue Grey #B7C9E2 ΔE 0.045
Use #C6D8EA 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.