#512D40
Closest named color: Purple Brown (#673A3F). oklch(35% 0.06 347.7), rgb(81, 45, 64).
Aa
White text reads best on this color (11.67:1).
About this color
#512D40 is a dark, muted red. In OKLCH its lightness is 35%, its chroma 0.060 and its hue 348°. Its hue sits on the warm side of the wheel. The nearest named color is Purple Brown (#673A3F), ΔE 0.062 away. White text reads best on it, at 11.67:1.
| Hue family | Reds |
| Lightness | dark (35%) |
| Chroma | muted (0.060) |
| Temperature | warm |
| Nearest name | Purple Brown (#673A3F) |
| Black text | 1.79:1 |
| White text | 11.67:1 |
Values
| HEX | #512D40 |
| RGB | rgb(81, 45, 64) |
| HSL | hsl(328, 29%, 25%) |
| OKLCH | oklch(35% 0.06 347.7) |
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 #512D40 | 11.67:1 | AAA | Lc -100.3 | Preferred for body text |
| Black text on #512D40 | 1.79:1 | Fails | Lc 0.0 | Not readable |
| #512D40 text on white | 11.67:1 | AAA | Lc 96.7 | Preferred for body text |
| #512D40 text on black | 1.79:1 | 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
#F1E6EB
oklch(93.5% 0.014 348)
-
Step 200
200
#E6D3DC
oklch(88.5% 0.024 347.2)
-
Step 300
300
#D8B5C6
oklch(80.9% 0.046 347.3)
-
Step 400
400
#C38FA9
oklch(70.8% 0.072 347.6)
-
Step 500
500
#B27293
oklch(63% 0.091 347.8)
-
Step 600
600
#9D5A7E
oklch(55.6% 0.099 347.4)
-
Step 700
700
#864A6A
oklch(49.1% 0.091 347.8)
-
Step 800
800
#6D3D57
oklch(42.7% 0.076 347.1)
-
Step 900
900 (this color)
#512D40
oklch(35% 0.06 347.7)
-
Step 950
950
#341F2A
oklch(27.1% 0.037 347.2)
#512D40 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) | #303541 | 0.063 |
| Deuteranopia (no green cones) | #393B3F | 0.059 |
| Tritanopia (no blue cones) | #562C34 | 0.022 |
| Achromatopsia (no color) | #383838 | 0.060 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #512D40
#512D40
oklch(35% 0.06 347.7)
- #134434
#134434
oklch(34.9% 0.059 167.7)
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 #512D40, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purple Brown #673A3F ΔE 0.062
- Onyx #343A40 ΔE 0.063
- Charcoal Grey #3C4142 ΔE 0.068
- Grape Purple #5D1451 ΔE 0.070
- Space Cadet #2B2D42 ΔE 0.073
- Gunmetal #293241 ΔE 0.074
- Burgundy #610023 ΔE 0.082
- Dark Blue Grey #1F3B4D ΔE 0.088
Use #512D40 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.