#91637B
Closest named color: Dusky Purple (#895B7B). oklch(55.6% 0.068 346.9), rgb(145, 99, 123).
Aa
White text reads best on this color (4.91:1).
About this color
#91637B is a medium-dark, muted red. In OKLCH its lightness is 56%, its chroma 0.068 and its hue 347°. Its hue sits on the warm side of the wheel. The nearest named color is Dusky Purple (#895B7B), ΔE 0.027 away. White text reads best on it, at 4.91:1.
| Hue family | Reds |
| Lightness | medium-dark (56%) |
| Chroma | muted (0.068) |
| Temperature | warm |
| Nearest name | Dusky Purple (#895B7B) |
| Black text | 4.27:1 |
| White text | 4.91:1 |
Values
| HEX | #91637B |
| RGB | rgb(145, 99, 123) |
| HSL | hsl(329, 19%, 48%) |
| OKLCH | oklch(55.6% 0.068 346.9) |
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 #91637B | 4.91:1 | AA | Lc -79.4 | Fine for body text |
| Black text on #91637B | 4.27:1 | AA large text | Lc 30.1 | Non-text elements, placeholder text |
| #91637B text on white | 4.91:1 | AA | Lc 73.9 | Content text, not long reading |
| #91637B text on black | 4.27:1 | AA large text | Lc -27.8 | 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
#F8F4F6
oklch(97.1% 0.005 345.3)
-
Step 100
100
#EFE8EB
oklch(93.7% 0.009 349.3)
-
Step 200
200
#E2D5DB
oklch(88.5% 0.016 347.7)
-
Step 300
300
#D0B9C4
oklch(80.8% 0.03 347.3)
-
Step 400
400
#B895A6
oklch(70.7% 0.048 347.6)
-
Step 500
500
#A67A91
oklch(63% 0.063 346.4)
-
Step 600
600 (this color)
#91637B
oklch(55.6% 0.068 346.9)
-
Step 700
700
#7B5268
oklch(49.1% 0.063 346.3)
-
Step 800
800
#644355
oklch(42.6% 0.053 345.7)
-
Step 900
900
#523946
oklch(37.8% 0.041 346.7)
-
Step 950
950
#302129
oklch(26.9% 0.027 345.8)
#91637B 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) | #666C7C | 0.072 |
| Deuteranopia (no green cones) | #71737A | 0.066 |
| Tritanopia (no blue cones) | #97626B | 0.026 |
| Achromatopsia (no color) | #717171 | 0.068 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #91637B
#91637B
oklch(55.6% 0.068 346.9)
- #49806B
#49806B
oklch(55.5% 0.068 167.4)
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 #91637B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusky Purple #895B7B ΔE 0.027
- Purple Grey #866F85 ΔE 0.034
- Dusty Purple #825F87 ΔE 0.037
- Grey Purple #826D8C ΔE 0.038
- Dull Purple #84597E ΔE 0.039
- Light Plum #9D5783 ΔE 0.041
- Muted Purple #805B87 ΔE 0.046
- Faded Purple #916E99 ΔE 0.047
Use #91637B 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.