#5B1C3D
Closest named color: Grape Purple (#5D1451). oklch(33.7% 0.1 351.4), rgb(91, 28, 61).
Aa
White text reads best on this color (12.51:1).
About this color
#5B1C3D is a dark, moderately saturated red. In OKLCH its lightness is 34%, its chroma 0.100 and its hue 351°. Its hue sits on the warm side of the wheel. The nearest named color is Grape Purple (#5D1451), ΔE 0.041 away. White text reads best on it, at 12.51:1.
| Hue family | Reds |
| Lightness | dark (34%) |
| Chroma | moderately saturated (0.100) |
| Temperature | warm |
| Nearest name | Grape Purple (#5D1451) |
| Black text | 1.67:1 |
| White text | 12.51:1 |
Values
| HEX | #5B1C3D |
| RGB | rgb(91, 28, 61) |
| HSL | hsl(329, 53%, 23%) |
| OKLCH | oklch(33.7% 0.1 351.4) |
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 #5B1C3D | 12.51:1 | AAA | Lc -101.3 | Preferred for body text |
| Black text on #5B1C3D | 1.67:1 | Fails | Lc 0.0 | Not readable |
| #5B1C3D text on white | 12.51:1 | AAA | Lc 97.8 | Preferred for body text |
| #5B1C3D text on black | 1.67:1 | 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
#FBF3F6
oklch(97.1% 0.009 352.4)
-
Step 100
100
#F6E4EB
oklch(93.5% 0.022 351.9)
-
Step 200
200
#F0CEDC
oklch(88.4% 0.042 351.2)
-
Step 300
300
#E7ADC6
oklch(80.8% 0.075 351.3)
-
Step 400
400
#D980A9
oklch(70.7% 0.12 351.5)
-
Step 500
500
#CC5D94
oklch(63.1% 0.153 351.4)
-
Step 600
600
#B7407E
oklch(55.6% 0.166 351.6)
-
Step 700
700
#9D316B
oklch(49.1% 0.154 351.2)
-
Step 800
800
#802A57
oklch(42.8% 0.128 351.5)
-
Step 900
900 (this color)
#5B1C3D
oklch(33.7% 0.1 351.4)
-
Step 950
950
#3D182A
oklch(27.1% 0.063 351.7)
#5B1C3D 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) | #252D3E | 0.110 |
| Deuteranopia (no green cones) | #37383C | 0.098 |
| Tritanopia (no blue cones) | #62192A | 0.035 |
| Achromatopsia (no color) | #343434 | 0.100 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5B1C3D
#5B1C3D
oklch(33.7% 0.1 351.4)
- #004233
#004233
oklch(33.8% 0.066 171.5)
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 #5B1C3D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grape Purple #5D1451 ΔE 0.041
- Burgundy #610023 ΔE 0.049
- Merlot #730039 ΔE 0.055
- Claret #680018 ΔE 0.063
- Velvet #750851 ΔE 0.067
- Plum Purple #4E0550 ΔE 0.068
- Deep Violet #490648 ΔE 0.069
- Rich Purple #720058 ΔE 0.073
Use #5B1C3D 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.