#816E91
Closest named color: Grey Purple (#826D8C). oklch(56.9% 0.057 309.2), rgb(129, 110, 145).
Aa
White text reads best on this color (4.59:1).
About this color
#816E91 is a medium-dark, muted purple. In OKLCH its lightness is 57%, its chroma 0.057 and its hue 309°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Grey Purple (#826D8C), ΔE 0.008 away. White text reads best on it, at 4.59:1.
| Hue family | Purples |
| Lightness | medium-dark (57%) |
| Chroma | muted (0.057) |
| Temperature | in between |
| Nearest name | Grey Purple (#826D8C) |
| Black text | 4.57:1 |
| White text | 4.59:1 |
Values
| HEX | #816E91 |
| RGB | rgb(129, 110, 145) |
| HSL | hsl(273, 14%, 50%) |
| OKLCH | oklch(56.9% 0.057 309.2) |
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 #816E91 | 4.59:1 | AA | Lc -77.3 | Fine for body text |
| Black text on #816E91 | 4.57:1 | AA | Lc 32.2 | Non-text elements, placeholder text |
| #816E91 text on white | 4.59:1 | AA | Lc 71.9 | Content text, not long reading |
| #816E91 text on black | 4.57:1 | AA | Lc -29.8 | Dividers and decoration only |
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 600.
-
Step 50
50
#F6F5F7
oklch(97.1% 0.003 308.4)
-
Step 100
100
#EBE8EE
oklch(93.5% 0.009 308.4)
-
Step 200
200
#DCD7E0
oklch(88.6% 0.013 310.5)
-
Step 300
300
#C5BCCE
oklch(80.8% 0.027 308.1)
-
Step 400
400
#A89AB5
oklch(70.7% 0.042 308.6)
-
Step 500
500
#9381A2
oklch(63.1% 0.053 309.5)
-
Step 600
600 (this color)
#816E91
oklch(56.9% 0.057 309.2)
-
Step 700
700
#6A5978
oklch(49.2% 0.053 309.4)
-
Step 800
800
#564862
oklch(42.6% 0.046 308.9)
-
Step 900
900
#473D50
oklch(37.8% 0.034 308.6)
-
Step 950
950
#2A242F
oklch(27.2% 0.022 309.5)
#816E91 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) | #687492 | 0.039 |
| Deuteranopia (no green cones) | #6C7690 | 0.037 |
| Tritanopia (no blue cones) | #7F727A | 0.042 |
| Achromatopsia (no color) | #757575 | 0.058 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #816E91
#816E91
oklch(56.9% 0.057 309.2)
- #6C7E5A
#6C7E5A
oklch(56.9% 0.057 129.7)
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 #816E91, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grey Purple #826D8C ΔE 0.008
- Purple Grey #866F85 ΔE 0.021
- Dark Lavender #856798 ΔE 0.025
- Faded Purple #916E99 ΔE 0.030
- Dusty Purple #825F87 ΔE 0.040
- Lavender Gray #7E7F9A ΔE 0.045
- Muted Purple #805B87 ΔE 0.050
- Dusky Purple #895B7B ΔE 0.053
Use #816E91 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.