#817BBB
Closest named color: Deep Lilac (#966EBD). oklch(61.4% 0.096 287.5), rgb(129, 123, 187).
Aa
Black text reads best on this color (5.48:1).
About this color
#817BBB is a medium-dark, moderately saturated purple. In OKLCH its lightness is 61%, its chroma 0.096 and its hue 288°. Its hue sits on the cool side of the wheel. The nearest named color is Deep Lilac (#966EBD), ΔE 0.045 away. Black text reads best on it, at 5.48:1.
| Hue family | Purples |
| Lightness | medium-dark (61%) |
| Chroma | moderately saturated (0.096) |
| Temperature | cool |
| Nearest name | Deep Lilac (#966EBD) |
| Black text | 5.48:1 |
| White text | 3.82:1 |
Values
| HEX | #817BBB |
| RGB | rgb(129, 123, 187) |
| HSL | hsl(246, 32%, 61%) |
| OKLCH | oklch(61.4% 0.096 287.5) |
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 #817BBB | 3.82:1 | AA large text | Lc -71.2 | Content text, not long reading |
| Black text on #817BBB | 5.48:1 | AA | Lc 38.3 | Non-text elements, placeholder text |
| #817BBB text on white | 3.82:1 | AA large text | Lc 65.7 | Content text, not long reading |
| #817BBB text on black | 5.48:1 | AA | Lc -35.9 | Non-text elements, placeholder 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 500.
-
Step 50
50
#F5F5FA
oklch(97.2% 0.007 286.3)
-
Step 100
100
#E9E9F3
oklch(93.7% 0.013 286.1)
-
Step 200
200
#D8D7EA
oklch(88.6% 0.026 288.3)
-
Step 300
300
#BEBDDE
oklch(81% 0.046 286.7)
-
Step 400
400
#9D9ACD
oklch(70.7% 0.074 287)
-
Step 500
500 (this color)
#817BBB
oklch(61.4% 0.096 287.5)
-
Step 600
600
#7069AD
oklch(55.7% 0.104 287.2)
-
Step 700
700
#5E5794
oklch(49.1% 0.096 287.6)
-
Step 800
800
#4D4778
oklch(42.6% 0.08 288.1)
-
Step 900
900
#403C61
oklch(37.7% 0.063 288)
-
Step 950
950
#252339
oklch(26.9% 0.041 287.5)
#817BBB 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) | #6984BE | 0.038 |
| Deuteranopia (no green cones) | #6881B9 | 0.037 |
| Tritanopia (no blue cones) | #738792 | 0.083 |
| Achromatopsia (no color) | #828282 | 0.096 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #817BBB
#817BBB
oklch(61.4% 0.096 287.5)
- #8A883F
#8A883F
oklch(61.3% 0.096 107.5)
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 #817BBB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Deep Lilac #966EBD ΔE 0.045
- Lavender Gray #7E7F9A ΔE 0.056
- Faded Blue #658CBB ΔE 0.056
- Dark Lilac #9C6DA5 ΔE 0.057
- Faded Purple #916E99 ΔE 0.058
- Soft Purple #A66FB5 ΔE 0.063
- Wisteria #A87DC2 ΔE 0.063
- Dusty Blue #5A86AD ΔE 0.064
Use #817BBB 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.