#91809B
Closest named color: Purpley Grey (#947E94). oklch(62.4% 0.044 313), rgb(145, 128, 155).
Aa
Black text reads best on this color (5.76:1).
About this color
#91809B is a medium-light, muted purple. In OKLCH its lightness is 62%, its chroma 0.044 and its hue 313°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Purpley Grey (#947E94), ΔE 0.011 away. Black text reads best on it, at 5.76:1.
| Hue family | Purples |
| Lightness | medium-light (62%) |
| Chroma | muted (0.044) |
| Temperature | in between |
| Nearest name | Purpley Grey (#947E94) |
| Black text | 5.76:1 |
| White text | 3.64:1 |
Values
| HEX | #91809B |
| RGB | rgb(145, 128, 155) |
| HSL | hsl(278, 12%, 55%) |
| OKLCH | oklch(62.4% 0.044 313) |
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 #91809B | 3.64:1 | AA large text | Lc -69.5 | Content text, not long reading |
| Black text on #91809B | 5.76:1 | AA | Lc 40.1 | Non-text elements, placeholder text |
| #91809B text on white | 3.64:1 | AA large text | Lc 64.0 | Content text, not long reading |
| #91809B text on black | 5.76:1 | AA | Lc -37.6 | 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
#F6F5F7
oklch(97.1% 0.003 308.4)
-
Step 100
100
#EBE9ED
oklch(93.7% 0.006 308.4)
-
Step 200
200
#DCD7DF
oklch(88.5% 0.012 313.2)
-
Step 300
300
#C6BDCB
oklch(81% 0.022 313.8)
-
Step 400
400
#A89BB0
oklch(70.7% 0.033 312.8)
-
Step 500
500 (this color)
#91809B
oklch(62.4% 0.044 313)
-
Step 600
600
#7D6B88
oklch(55.5% 0.049 312.6)
-
Step 700
700
#6A5973
oklch(49% 0.046 313.9)
-
Step 800
800
#56495E
oklch(42.7% 0.038 312.5)
-
Step 900
900
#473D4D
oklch(37.7% 0.03 312.8)
-
Step 950
950
#2A242D
oklch(27.1% 0.018 314.5)
#91809B 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) | #7C859C | 0.032 |
| Deuteranopia (no green cones) | #80869A | 0.029 |
| Tritanopia (no blue cones) | #908389 | 0.031 |
| Achromatopsia (no color) | #868686 | 0.045 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #91809B
#91809B
oklch(62.4% 0.044 313)
- #7D8E72
#7D8E72
oklch(62.5% 0.045 133.2)
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 #91809B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purpley Grey #947E94 ΔE 0.011
- Lavender Gray #7E7F9A ΔE 0.029
- English Lavender #9D8189 ΔE 0.033
- Heather #A484AC ΔE 0.041
- Light Slate Gray #778899 ΔE 0.043
- Steel #738595 ΔE 0.047
- Silver Lake Blue #778DA9 ΔE 0.047
- Faded Purple #916E99 ΔE 0.049
Use #91809B 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.