#816ECC
Closest named color: Medium Purple (#9370DB). oklch(59.8% 0.14 290.8), rgb(129, 110, 204).
Aa
Black text reads best on this color (5.03:1).
About this color
#816ECC is a medium-dark, moderately saturated purple. In OKLCH its lightness is 60%, its chroma 0.140 and its hue 291°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Medium Purple (#9370DB), ΔE 0.037 away. Black text reads best on it, at 5.03:1.
| Hue family | Purples |
| Lightness | medium-dark (60%) |
| Chroma | moderately saturated (0.140) |
| Temperature | in between |
| Nearest name | Medium Purple (#9370DB) |
| Black text | 5.03:1 |
| White text | 4.17:1 |
Values
| HEX | #816ECC |
| RGB | rgb(129, 110, 204) |
| HSL | hsl(252, 48%, 62%) |
| OKLCH | oklch(59.8% 0.14 290.8) |
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 #816ECC | 4.17:1 | AA large text | Lc -74.1 | Content text, not long reading |
| Black text on #816ECC | 5.03:1 | AA | Lc 35.5 | Non-text elements, placeholder text |
| #816ECC text on white | 4.17:1 | AA large text | Lc 68.6 | Content text, not long reading |
| #816ECC text on black | 5.03:1 | AA | Lc -33.1 | 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
#F5F4FB
oklch(97% 0.009 292.8)
-
Step 100
100
#E9E8F7
oklch(93.6% 0.02 289.1)
-
Step 200
200
#D8D5F1
oklch(88.4% 0.038 290.5)
-
Step 300
300
#C0BAEA
oklch(81% 0.067 290.5)
-
Step 400
400
#A194E0
oklch(70.7% 0.11 291.2)
-
Step 500
500 (this color)
#816ECC
oklch(59.8% 0.14 290.8)
-
Step 600
600
#755FC4
oklch(55.6% 0.152 290.6)
-
Step 700
700
#634EAA
oklch(49.2% 0.142 290.8)
-
Step 800
800
#504089
oklch(42.6% 0.117 290.7)
-
Step 900
900
#42376E
oklch(37.7% 0.092 290.5)
-
Step 950
950
#272140
oklch(27.1% 0.057 291)
#816ECC 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) | #4D7ECF | 0.073 |
| Deuteranopia (no green cones) | #4E7ACA | 0.071 |
| Tritanopia (no blue cones) | #6E8093 | 0.115 |
| Achromatopsia (no color) | #7C7C7C | 0.140 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #816ECC
#816ECC
oklch(59.8% 0.14 290.8)
- #848600
#848600
oklch(59.8% 0.131 110.8)
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 #816ECC, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Medium Purple #9370DB ΔE 0.037
- Deep Lilac #966EBD ΔE 0.041
- Deep Lavender #8D5EB7 ΔE 0.048
- Amethyst #9B5FC0 ΔE 0.054
- Medium Slate Blue #7B68EE ΔE 0.056
- Dark Periwinkle #665FD1 ΔE 0.060
- Light Indigo #6D5ACF ΔE 0.062
- Slate Blue #6A5ACD ΔE 0.065
Use #816ECC 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.