#C6CDEB
Closest named color: Light Blue Grey (#B7C9E2). oklch(85.2% 0.042 275.1), rgb(198, 205, 235).
Aa
Black text reads best on this color (13.33:1).
About this color
#C6CDEB is a light, muted blue. In OKLCH its lightness is 85%, its chroma 0.042 and its hue 275°. Its hue sits on the cool side of the wheel. The nearest named color is Light Blue Grey (#B7C9E2), ΔE 0.026 away. Black text reads best on it, at 13.33:1.
| Hue family | Blues |
| Lightness | light (85%) |
| Chroma | muted (0.042) |
| Temperature | cool |
| Nearest name | Light Blue Grey (#B7C9E2) |
| Black text | 13.33:1 |
| White text | 1.57:1 |
Values
| HEX | #C6CDEB |
| RGB | rgb(198, 205, 235) |
| HSL | hsl(229, 48%, 85%) |
| OKLCH | oklch(85.2% 0.042 275.1) |
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 #C6CDEB | 1.57:1 | Fails | Lc -29.6 | Dividers and decoration only |
| Black text on #C6CDEB | 13.33:1 | AAA | Lc 77.6 | Fine for body text |
| #C6CDEB text on white | 1.57:1 | Fails | Lc 26.2 | Dividers and decoration only |
| #C6CDEB text on black | 13.33:1 | AAA | Lc -76.8 | 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
#F4F5FA
oklch(97.1% 0.007 277.2)
-
Step 100
100
#E6E9F5
oklch(93.5% 0.016 274.8)
-
Step 200
200 (this color)
#C6CDEB
oklch(85.2% 0.042 275.1)
-
Step 300
300
#B6BFE5
oklch(81% 0.055 274.7)
-
Step 400
400
#919CD7
oklch(70.6% 0.087 275.8)
-
Step 500
500
#7683CD
oklch(63.1% 0.112 275.1)
-
Step 600
600
#5F6CB9
oklch(55.6% 0.12 274.6)
-
Step 700
700
#4F59A0
oklch(49% 0.114 275.4)
-
Step 800
800
#414981
oklch(42.6% 0.093 275.6)
-
Step 900
900
#373E68
oklch(37.8% 0.072 275.2)
-
Step 950
950
#20243D
oklch(26.9% 0.047 275.9)
#C6CDEB 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) | #C5CFEC | 0.005 |
| Deuteranopia (no green cones) | #C3CDEA | 0.004 |
| Tritanopia (no blue cones) | #BED2D7 | 0.037 |
| Achromatopsia (no color) | #CECECE | 0.042 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #C6CDEB
#C6CDEB
oklch(85.2% 0.042 275.1)
- #D7CFB0
#D7CFB0
oklch(85.3% 0.042 95.2)
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 #C6CDEB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Blue Grey #B7C9E2 ΔE 0.026
- Light Periwinkle #C1C6FC ΔE 0.035
- Cadet Gray #CED4DA ΔE 0.036
- Light Steel Blue #B0C4DE ΔE 0.042
- Thistle #D8BFD8 ΔE 0.042
- Light Blue #ADD8E6 ΔE 0.043
- Light Gray #D3D3D3 ΔE 0.045
- Baby Blue #A2CFFE ΔE 0.049
Use #C6CDEB 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.