#5B1F49
Closest named color: Grape Purple (#5D1451). oklch(34.6% 0.103 341.2), rgb(91, 31, 73).
Aa
White text reads best on this color (12.08:1).
About this color
#5B1F49 is a dark, moderately saturated purple. In OKLCH its lightness is 35%, its chroma 0.103 and its hue 341°. Its hue sits on the warm side of the wheel. The nearest named color is Grape Purple (#5D1451), ΔE 0.027 away. White text reads best on it, at 12.08:1.
| Hue family | Purples |
| Lightness | dark (35%) |
| Chroma | moderately saturated (0.103) |
| Temperature | warm |
| Nearest name | Grape Purple (#5D1451) |
| Black text | 1.73:1 |
| White text | 12.08:1 |
Values
| HEX | #5B1F49 |
| RGB | rgb(91, 31, 73) |
| HSL | hsl(318, 49%, 24%) |
| OKLCH | oklch(34.6% 0.103 341.2) |
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 #5B1F49 | 12.08:1 | AAA | Lc -100.6 | Preferred for body text |
| Black text on #5B1F49 | 1.73:1 | Fails | Lc 0.0 | Not readable |
| #5B1F49 text on white | 12.08:1 | AAA | Lc 97.0 | Preferred for body text |
| #5B1F49 text on black | 1.73:1 | 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
#FBF3F7
oklch(97.1% 0.01 345.4)
-
Step 100
100
#F5E4EE
oklch(93.5% 0.023 341.3)
-
Step 200
200
#EECFE1
oklch(88.6% 0.042 342.2)
-
Step 300
300
#E4ADCF
oklch(80.8% 0.078 341.4)
-
Step 400
400
#D480B7
oklch(70.6% 0.124 341.1)
-
Step 500
500
#C75EA5
oklch(63.2% 0.157 341.4)
-
Step 600
600
#B24190
oklch(55.7% 0.171 341.4)
-
Step 700
700
#99317B
oklch(49.1% 0.161 341.2)
-
Step 800
800
#7C2A64
oklch(42.7% 0.133 341.1)
-
Step 900
900 (this color)
#5B1F49
oklch(34.6% 0.103 341.2)
-
Step 950
950
#3B1830
oklch(27% 0.065 340.8)
#5B1F49 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) | #23304A | 0.111 |
| Deuteranopia (no green cones) | #353A48 | 0.098 |
| Tritanopia (no blue cones) | #612031 | 0.046 |
| Achromatopsia (no color) | #363636 | 0.104 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5B1F49
#5B1F49
oklch(34.6% 0.103 341.2)
- #00452C
#00452C
oklch(34.5% 0.076 161.2)
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 #5B1F49, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grape Purple #5D1451 ΔE 0.027
- Velvet #750851 ΔE 0.060
- Plum Purple #4E0550 ΔE 0.061
- Merlot #730039 ΔE 0.061
- Rich Purple #720058 ΔE 0.063
- Deep Violet #490648 ΔE 0.066
- Burgundy #610023 ΔE 0.068
- Eggplant Purple #430541 ΔE 0.079
Use #5B1F49 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.