#511433
Closest named color: Burgundy (#610023). oklch(30.5% 0.097 353.1), rgb(81, 20, 51).
Aa
White text reads best on this color (14.02:1).
About this color
#511433 is a dark, moderately saturated red. In OKLCH its lightness is 30%, its chroma 0.097 and its hue 353°. Its hue sits on the warm side of the wheel. The nearest named color is Burgundy (#610023), ΔE 0.044 away. White text reads best on it, at 14.02:1.
| Hue family | Reds |
| Lightness | dark (30%) |
| Chroma | moderately saturated (0.097) |
| Temperature | warm |
| Nearest name | Burgundy (#610023) |
| Black text | 1.49:1 |
| White text | 14.02:1 |
Values
| HEX | #511433 |
| RGB | rgb(81, 20, 51) |
| HSL | hsl(330, 60%, 20%) |
| OKLCH | oklch(30.5% 0.097 353.1) |
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 #511433 | 14.02:1 | AAA | Lc -103.1 | Preferred for body text |
| Black text on #511433 | 1.49:1 | Fails | Lc 0.0 | Not readable |
| #511433 text on white | 14.02:1 | AAA | Lc 100.0 | Preferred for body text |
| #511433 text on black | 1.49:1 | 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
#FEF1F6
oklch(97% 0.015 352)
-
Step 100
100
#FDE1EC
oklch(93.6% 0.034 352)
-
Step 200
200
#FCC8DD
oklch(88.4% 0.065 352.4)
-
Step 300
300
#FAA1C7
oklch(80.8% 0.115 352.8)
-
Step 400
400
#F368AA
oklch(70.7% 0.183 353.2)
-
Step 500
500
#EA2E95
oklch(63.1% 0.234 353.2)
-
Step 600
600
#CD007E
oklch(55.6% 0.229 353.3)
-
Step 700
700
#AE006A
oklch(49.2% 0.203 353.3)
-
Step 800
800
#8F0057
oklch(42.6% 0.176 352.9)
-
Step 900
900
#780448
oklch(37.7% 0.152 353.3)
-
Step 950
950 (this color)
#511433
oklch(30.5% 0.097 353.1)
#511433 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) | #1E2534 | 0.108 |
| Deuteranopia (no green cones) | #2F3032 | 0.097 |
| Tritanopia (no blue cones) | #580F21 | 0.034 |
| Achromatopsia (no color) | #2C2C2C | 0.097 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #511433
#511433
oklch(30.5% 0.097 353.1)
- #00382C
#00382C
oklch(30.4% 0.058 173.2)
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 #511433, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Burgundy #610023 ΔE 0.044
- Deep Violet #490648 ΔE 0.055
- Eggplant Purple #430541 ΔE 0.057
- Grape Purple #5D1451 ΔE 0.058
- Aubergine #3D0734 ΔE 0.059
- Dark Plum #3F012C ΔE 0.060
- Plum Purple #4E0550 ΔE 0.063
- Claret #680018 ΔE 0.065
Use #511433 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.