#510831
Closest named color: Burgundy (#610023). oklch(29.2% 0.11 352.6), rgb(81, 8, 49).
Aa
White text reads best on this color (14.69:1).
About this color
#510831 is a dark, moderately saturated red. In OKLCH its lightness is 29%, its chroma 0.110 and its hue 353°. Its hue sits on the warm side of the wheel. The nearest named color is Burgundy (#610023), ΔE 0.045 away. White text reads best on it, at 14.69:1.
| Hue family | Reds |
| Lightness | dark (29%) |
| Chroma | moderately saturated (0.110) |
| Temperature | warm |
| Nearest name | Burgundy (#610023) |
| Black text | 1.42:1 |
| White text | 14.69:1 |
Values
| HEX | #510831 |
| RGB | rgb(81, 8, 49) |
| HSL | hsl(326, 82%, 17%) |
| OKLCH | oklch(29.2% 0.11 352.6) |
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 #510831 | 14.69:1 | AAA | Lc -103.5 | Preferred for body text |
| Black text on #510831 | 1.42:1 | Fails | Lc 0.0 | Not readable |
| #510831 text on white | 14.69:1 | AAA | Lc 100.5 | Preferred for body text |
| #510831 text on black | 1.42:1 | 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
#FFF1F6
oklch(97.1% 0.016 353.6)
-
Step 100
100
#FFE0EC
oklch(93.6% 0.037 352.5)
-
Step 200
200
#FFC7DD
oklch(88.5% 0.069 353.2)
-
Step 300
300
#FF9EC8
oklch(80.9% 0.125 352.8)
-
Step 400
400
#FC5CAD
oklch(70.7% 0.209 352.4)
-
Step 500
500
#F20098
oklch(63.1% 0.261 352.5)
-
Step 600
600
#CD0080
oklch(55.7% 0.23 352.5)
-
Step 700
700
#AD006B
oklch(49% 0.203 352.6)
-
Step 800
800
#8F0058
oklch(42.7% 0.177 352.4)
-
Step 900
900
#790049
oklch(37.8% 0.156 352.8)
-
Step 950
950 (this color)
#510831
oklch(29.2% 0.11 352.6)
#510831 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) | #172032 | 0.125 |
| Deuteranopia (no green cones) | #2C2D2F | 0.110 |
| Tritanopia (no blue cones) | #58011C | 0.039 |
| Achromatopsia (no color) | #282828 | 0.111 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #510831
#510831
oklch(29.2% 0.11 352.6)
- #003529
#003529
oklch(29.3% 0.057 172.4)
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 #510831, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Burgundy #610023 ΔE 0.045
- Dark Plum #3F012C ΔE 0.049
- Eggplant Purple #430541 ΔE 0.050
- Deep Violet #490648 ΔE 0.050
- Aubergine #3D0734 ΔE 0.050
- Plum Purple #4E0550 ΔE 0.059
- Eggplant #380835 ΔE 0.062
- Grape Purple #5D1451 ΔE 0.062
Use #510831 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.