#C1B8EA
Closest named color: Light Periwinkle (#C1C6FC). oklch(80.7% 0.07 293), rgb(193, 184, 234).
Aa
Black text reads best on this color (11.31:1).
About this color
#C1B8EA is a light, moderately saturated purple. In OKLCH its lightness is 81%, its chroma 0.070 and its hue 293°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Light Periwinkle (#C1C6FC), ΔE 0.038 away. Black text reads best on it, at 11.31:1.
| Hue family | Purples |
| Lightness | light (81%) |
| Chroma | moderately saturated (0.070) |
| Temperature | in between |
| Nearest name | Light Periwinkle (#C1C6FC) |
| Black text | 11.31:1 |
| White text | 1.85:1 |
Values
| HEX | #C1B8EA |
| RGB | rgb(193, 184, 234) |
| HSL | hsl(251, 54%, 82%) |
| OKLCH | oklch(80.7% 0.07 293) |
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 #C1B8EA | 1.85:1 | Fails | Lc -39.2 | Non-text elements, placeholder text |
| Black text on #C1B8EA | 11.31:1 | AAA | Lc 68.9 | Content text, not long reading |
| #C1B8EA text on white | 1.85:1 | Fails | Lc 35.0 | Non-text elements, placeholder text |
| #C1B8EA text on black | 11.31:1 | AAA | Lc -67.6 | Content text, not long reading |
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 300.
-
Step 50
50
#F5F4FB
oklch(97% 0.009 292.8)
-
Step 100
100
#EAE8F7
oklch(93.7% 0.02 292.1)
-
Step 200
200
#D9D5F1
oklch(88.5% 0.038 292.2)
-
Step 300
300 (this color)
#C1B8EA
oklch(80.7% 0.07 293)
-
Step 400
400
#A393E1
oklch(70.7% 0.113 292.7)
-
Step 500
500
#8E76D8
oklch(63.1% 0.144 293.1)
-
Step 600
600
#795DC5
oklch(55.7% 0.156 293.1)
-
Step 700
700
#664CAA
oklch(49.1% 0.145 293.1)
-
Step 800
800
#533F8A
oklch(42.8% 0.12 292.9)
-
Step 900
900
#44366E
oklch(37.7% 0.093 292.9)
-
Step 950
950
#282041
oklch(27% 0.06 293.1)
#C1B8EA 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) | #ADBFEC | 0.030 |
| Deuteranopia (no green cones) | #AEBDE9 | 0.028 |
| Tritanopia (no blue cones) | #B9C0C9 | 0.060 |
| Achromatopsia (no color) | #BEBEBE | 0.071 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #C1B8EA
#C1B8EA
oklch(80.7% 0.07 293)
- #C0C591
#C0C591
oklch(80.7% 0.07 112.4)
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 #C1B8EA, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Periwinkle #C1C6FC ΔE 0.038
- Pale Violet #CEAEFA ΔE 0.043
- Light Violet #D6B4FC ΔE 0.043
- Light Steel Blue #B0C4DE ΔE 0.046
- Pastel Blue #A2BFFE ΔE 0.046
- Thistle #D8BFD8 ΔE 0.049
- Cloudy Blue #ACC2D9 ΔE 0.050
- Light Blue Grey #B7C9E2 ΔE 0.051
Use #C1B8EA 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.