#CAC9EA
Closest named color: Light Blue Grey (#B7C9E2). oklch(84.7% 0.046 286.8), rgb(202, 201, 234).
Aa
Black text reads best on this color (13.05:1).
About this color
#CAC9EA is a light, muted purple. In OKLCH its lightness is 85%, its chroma 0.046 and its hue 287°. Its hue sits on the cool side of the wheel. The nearest named color is Light Blue Grey (#B7C9E2), ΔE 0.029 away. Black text reads best on it, at 13.05:1.
| Hue family | Purples |
| Lightness | light (85%) |
| Chroma | muted (0.046) |
| Temperature | cool |
| Nearest name | Light Blue Grey (#B7C9E2) |
| Black text | 13.05:1 |
| White text | 1.60:1 |
Values
| HEX | #CAC9EA |
| RGB | rgb(202, 201, 234) |
| HSL | hsl(242, 44%, 85%) |
| OKLCH | oklch(84.7% 0.046 286.8) |
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 #CAC9EA | 1.60:1 | Fails | Lc -30.9 | Non-text elements, placeholder text |
| Black text on #CAC9EA | 13.05:1 | AAA | Lc 76.4 | Fine for body text |
| #CAC9EA text on white | 1.60:1 | Fails | Lc 27.4 | Dividers and decoration only |
| #CAC9EA text on black | 13.05:1 | AAA | Lc -75.6 | 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
#F5F5FB
oklch(97.2% 0.008 286.3)
-
Step 100
100
#E9E8F5
oklch(93.6% 0.017 289.6)
-
Step 200
200 (this color)
#CAC9EA
oklch(84.7% 0.046 286.8)
-
Step 300
300
#BDBCE5
oklch(81% 0.057 286.2)
-
Step 400
400
#9C98D9
oklch(70.8% 0.094 286.5)
-
Step 500
500
#857DCE
oklch(63.1% 0.12 287)
-
Step 600
600
#6F65BB
oklch(55.6% 0.13 286.7)
-
Step 700
700
#5D53A1
oklch(49% 0.122 286.9)
-
Step 800
800
#4C4583
oklch(42.8% 0.1 286.5)
-
Step 900
900
#3F3A69
oklch(37.7% 0.079 286.8)
-
Step 950
950
#25223D
oklch(26.9% 0.05 287.7)
#CAC9EA 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) | #C1CDEC | 0.014 |
| Deuteranopia (no green cones) | #C1CBE9 | 0.013 |
| Tritanopia (no blue cones) | #C4CED4 | 0.039 |
| Achromatopsia (no color) | #CCCCCC | 0.046 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #CAC9EA
#CAC9EA
oklch(84.7% 0.046 286.8)
- #D0CFAD
#D0CFAD
oklch(84.6% 0.046 105.9)
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 #CAC9EA, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Blue Grey #B7C9E2 ΔE 0.029
- Light Periwinkle #C1C6FC ΔE 0.031
- Thistle #D8BFD8 ΔE 0.033
- Light Steel Blue #B0C4DE ΔE 0.041
- Cadet Gray #CED4DA ΔE 0.043
- Light Lavender #DFC5FE ΔE 0.045
- Pale Lilac #E4CBFF ΔE 0.048
- Light Gray #D3D3D3 ΔE 0.050
Use #CAC9EA 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.