#5B1669
Closest named color: Grape Purple (#5D1451). oklch(35.6% 0.144 320.2), rgb(91, 22, 105).
Aa
White text reads best on this color (11.90:1).
About this color
#5B1669 is a dark, vivid purple. In OKLCH its lightness is 36%, its chroma 0.144 and its hue 320°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Grape Purple (#5D1451), ΔE 0.043 away. White text reads best on it, at 11.90:1.
| Hue family | Purples |
| Lightness | dark (36%) |
| Chroma | vivid (0.144) |
| Temperature | in between |
| Nearest name | Grape Purple (#5D1451) |
| Black text | 1.76:1 |
| White text | 11.90:1 |
Values
| HEX | #5B1669 |
| RGB | rgb(91, 22, 105) |
| HSL | hsl(290, 65%, 25%) |
| OKLCH | oklch(35.6% 0.144 320.2) |
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 #5B1669 | 11.90:1 | AAA | Lc -100.0 | Preferred for body text |
| Black text on #5B1669 | 1.76:1 | Fails | Lc 7.6 | Not readable |
| #5B1669 text on white | 11.90:1 | AAA | Lc 96.3 | Preferred for body text |
| #5B1669 text on black | 1.76:1 | Fails | Lc 0.0 | Not readable |
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 900.
-
Step 50
50
#FAF2FC
oklch(97% 0.016 319.4)
-
Step 100
100
#F4E4F7
oklch(93.7% 0.03 320.9)
-
Step 200
200
#EBCDF2
oklch(88.5% 0.059 319.8)
-
Step 300
300
#E0AAEC
oklch(80.9% 0.108 320.1)
-
Step 400
400
#CF78E2
oklch(70.6% 0.173 320.2)
-
Step 500
500
#C14EDA
oklch(63% 0.222 320)
-
Step 600
600
#AD26C7
oklch(55.6% 0.241 320.3)
-
Step 700
700
#9414AC
oklch(49.1% 0.224 320.1)
-
Step 800
800
#78178B
oklch(42.6% 0.185 320.2)
-
Step 900
900 (this color)
#5B1669
oklch(35.6% 0.144 320.2)
-
Step 950
950
#391341
oklch(26.9% 0.091 320.3)
#5B1669 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) | #00326B | 0.142 |
| Deuteranopia (no green cones) | #1E3967 | 0.126 |
| Tritanopia (no blue cones) | #5B273F | 0.088 |
| Achromatopsia (no color) | #373737 | 0.145 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5B1669
#5B1669
oklch(35.6% 0.144 320.2)
- #104900
#104900
oklch(35.5% 0.115 140.2)
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 #5B1669, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grape Purple #5D1451 ΔE 0.043
- Royal Purple #4B006E ΔE 0.049
- Plum Purple #4E0550 ΔE 0.057
- Rich Purple #720058 ΔE 0.060
- Indigo #4B0082 ΔE 0.065
- Velvet #750851 ΔE 0.072
- Deep Violet #490648 ΔE 0.073
- Purple #800080 ΔE 0.085
Use #5B1669 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.