#55143C
Closest named color: Grape Purple (#5D1451). oklch(31.6% 0.106 347), rgb(85, 20, 60).
Aa
White text reads best on this color (13.53:1).
About this color
#55143C is a dark, moderately saturated red. In OKLCH its lightness is 32%, its chroma 0.106 and its hue 347°. Its hue sits on the warm side of the wheel. The nearest named color is Grape Purple (#5D1451), ΔE 0.040 away. White text reads best on it, at 13.53:1.
| Hue family | Reds |
| Lightness | dark (32%) |
| Chroma | moderately saturated (0.106) |
| Temperature | warm |
| Nearest name | Grape Purple (#5D1451) |
| Black text | 1.55:1 |
| White text | 13.53:1 |
Values
| HEX | #55143C |
| RGB | rgb(85, 20, 60) |
| HSL | hsl(323, 62%, 21%) |
| OKLCH | oklch(31.6% 0.106 347) |
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 #55143C | 13.53:1 | AAA | Lc -102.5 | Preferred for body text |
| Black text on #55143C | 1.55:1 | Fails | Lc 0.0 | Not readable |
| #55143C text on white | 13.53:1 | AAA | Lc 99.3 | Preferred for body text |
| #55143C text on black | 1.55:1 | 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 950.
-
Step 50
50
#FFF1F8
oklch(97.1% 0.018 345.6)
-
Step 100
100
#FDE1EE
oklch(93.6% 0.035 348)
-
Step 200
200
#FDC7E2
oklch(88.5% 0.07 347.1)
-
Step 300
300
#FB9FD0
oklch(80.9% 0.124 347.1)
-
Step 400
400
#F462B8
oklch(70.6% 0.2 347)
-
Step 500
500
#EB1BA7
oklch(63.1% 0.256 346.8)
-
Step 600
600
#CA008D
oklch(55.7% 0.235 347.1)
-
Step 700
700
#AB0077
oklch(49.2% 0.207 347)
-
Step 800
800
#8D0061
oklch(42.7% 0.18 347.2)
-
Step 900
900
#770051
oklch(37.7% 0.159 347.4)
-
Step 950
950 (this color)
#55143C
oklch(31.6% 0.106 347)
#55143C 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) | #1C273D | 0.118 |
| Deuteranopia (no green cones) | #30323A | 0.102 |
| Tritanopia (no blue cones) | #5B1226 | 0.041 |
| Achromatopsia (no color) | #2E2E2E | 0.107 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #55143C
#55143C
oklch(31.6% 0.106 347)
- #003C2B
#003C2B
oklch(31.6% 0.065 167.3)
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 #55143C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grape Purple #5D1451 ΔE 0.040
- Deep Violet #490648 ΔE 0.049
- Burgundy #610023 ΔE 0.050
- Plum Purple #4E0550 ΔE 0.051
- Eggplant Purple #430541 ΔE 0.056
- Aubergine #3D0734 ΔE 0.066
- Merlot #730039 ΔE 0.066
- Dark Plum #3F012C ΔE 0.070
Use #55143C 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.