#5B1A40
Closest named color: Grape Purple (#5D1451). oklch(33.6% 0.105 348.1), rgb(91, 26, 64).
Aa
White text reads best on this color (12.60:1).
About this color
#5B1A40 is a dark, moderately saturated red. In OKLCH its lightness is 34%, its chroma 0.105 and its hue 348°. Its hue sits on the warm side of the wheel. The nearest named color is Grape Purple (#5D1451), ΔE 0.034 away. White text reads best on it, at 12.60:1.
| Hue family | Reds |
| Lightness | dark (34%) |
| Chroma | moderately saturated (0.105) |
| Temperature | warm |
| Nearest name | Grape Purple (#5D1451) |
| Black text | 1.66:1 |
| White text | 12.60:1 |
Values
| HEX | #5B1A40 |
| RGB | rgb(91, 26, 64) |
| HSL | hsl(325, 56%, 23%) |
| OKLCH | oklch(33.6% 0.105 348.1) |
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 #5B1A40 | 12.60:1 | AAA | Lc -101.3 | Preferred for body text |
| Black text on #5B1A40 | 1.66:1 | Fails | Lc 0.0 | Not readable |
| #5B1A40 text on white | 12.60:1 | AAA | Lc 97.8 | Preferred for body text |
| #5B1A40 text on black | 1.66:1 | 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
#F6E4EC
oklch(93.6% 0.022 348.8)
-
Step 200
200
#F0CEDE
oklch(88.5% 0.043 348)
-
Step 300
300
#E8ACC9
oklch(80.9% 0.079 348.5)
-
Step 400
400
#D97FAE
oklch(70.7% 0.124 348.2)
-
Step 500
500
#CD5B9A
oklch(63.2% 0.16 348.4)
-
Step 600
600
#B83D85
oklch(55.7% 0.174 348.1)
-
Step 700
700
#9E2E70
oklch(49.2% 0.162 348.4)
-
Step 800
800
#80275C
oklch(42.6% 0.135 347.7)
-
Step 900
900 (this color)
#5B1A40
oklch(33.6% 0.105 348.1)
-
Step 950
950
#3D172C
oklch(27% 0.066 348.1)
#5B1A40 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) | #222C41 | 0.116 |
| Deuteranopia (no green cones) | #35373E | 0.102 |
| Tritanopia (no blue cones) | #62182A | 0.041 |
| Achromatopsia (no color) | #333333 | 0.106 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5B1A40
#5B1A40
oklch(33.6% 0.105 348.1)
- #004230
#004230
oklch(33.7% 0.068 167.8)
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 #5B1A40, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grape Purple #5D1451 ΔE 0.034
- Burgundy #610023 ΔE 0.052
- Merlot #730039 ΔE 0.054
- Plum Purple #4E0550 ΔE 0.062
- Deep Violet #490648 ΔE 0.063
- Velvet #750851 ΔE 0.064
- Claret #680018 ΔE 0.068
- Rich Purple #720058 ΔE 0.068
Use #5B1A40 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.