#512840
Closest named color: Grape Purple (#5D1451). oklch(34% 0.07 345.3), rgb(81, 40, 64).
Aa
White text reads best on this color (12.15:1).
About this color
#512840 is a dark, muted red. In OKLCH its lightness is 34%, its chroma 0.070 and its hue 345°. Its hue sits on the warm side of the wheel. The nearest named color is Grape Purple (#5D1451), ΔE 0.059 away. White text reads best on it, at 12.15:1.
| Hue family | Reds |
| Lightness | dark (34%) |
| Chroma | muted (0.070) |
| Temperature | warm |
| Nearest name | Grape Purple (#5D1451) |
| Black text | 1.72:1 |
| White text | 12.15:1 |
Values
| HEX | #512840 |
| RGB | rgb(81, 40, 64) |
| HSL | hsl(325, 34%, 24%) |
| OKLCH | oklch(34% 0.07 345.3) |
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 #512840 | 12.15:1 | AAA | Lc -101.1 | Preferred for body text |
| Black text on #512840 | 1.72:1 | Fails | Lc 0.0 | Not readable |
| #512840 text on white | 12.15:1 | AAA | Lc 97.5 | Preferred for body text |
| #512840 text on black | 1.72:1 | 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
#F9F4F6
oklch(97.2% 0.006 350.8)
-
Step 100
100
#F2E6EC
oklch(93.6% 0.015 345.6)
-
Step 200
200
#E8D2DD
oklch(88.5% 0.028 346)
-
Step 300
300
#DAB4C8
oklch(80.9% 0.051 345.3)
-
Step 400
400
#C78CAC
oklch(70.8% 0.083 345.7)
-
Step 500
500
#B76E98
oklch(63.1% 0.107 345.1)
-
Step 600
600
#A25582
oklch(55.6% 0.116 345.5)
-
Step 700
700
#8B456E
oklch(49.1% 0.108 345.7)
-
Step 800
800
#71395A
oklch(42.7% 0.09 345.2)
-
Step 900
900 (this color)
#512840
oklch(34% 0.07 345.3)
-
Step 950
950
#361D2B
oklch(27% 0.045 345.9)
#512840 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) | #2B3141 | 0.074 |
| Deuteranopia (no green cones) | #36383F | 0.067 |
| Tritanopia (no blue cones) | #562831 | 0.028 |
| Achromatopsia (no color) | #363636 | 0.070 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #512840
#512840
oklch(34% 0.07 345.3)
- #03432F
#03432F
oklch(34% 0.07 165.3)
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 #512840, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grape Purple #5D1451 ΔE 0.059
- Purple Brown #673A3F ΔE 0.073
- Onyx #343A40 ΔE 0.073
- Space Cadet #2B2D42 ΔE 0.073
- Burgundy #610023 ΔE 0.073
- Gunmetal #293241 ΔE 0.077
- Deep Violet #490648 ΔE 0.079
- Plum Purple #4E0550 ΔE 0.080
Use #512840 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.