#512370
Closest named color: Royal Purple (#4B006E). oklch(36.1% 0.13 308.7), rgb(81, 35, 112).
Aa
White text reads best on this color (11.51:1).
About this color
#512370 is a dark, moderately saturated purple. In OKLCH its lightness is 36%, its chroma 0.130 and its hue 309°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Royal Purple (#4B006E), ΔE 0.053 away. White text reads best on it, at 11.51:1.
| Hue family | Purples |
| Lightness | dark (36%) |
| Chroma | moderately saturated (0.130) |
| Temperature | in between |
| Nearest name | Royal Purple (#4B006E) |
| Black text | 1.82:1 |
| White text | 11.51:1 |
Values
| HEX | #512370 |
| RGB | rgb(81, 35, 112) |
| HSL | hsl(276, 52%, 29%) |
| OKLCH | oklch(36.1% 0.13 308.7) |
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 #512370 | 11.51:1 | AAA | Lc -99.7 | Preferred for body text |
| Black text on #512370 | 1.82:1 | Fails | Lc 7.9 | Not readable |
| #512370 text on white | 11.51:1 | AAA | Lc 95.9 | Preferred for body text |
| #512370 text on black | 1.82:1 | 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
#F8F3FC
oklch(97.1% 0.013 310.5)
-
Step 100
100
#EFE5F9
oklch(93.6% 0.029 308.1)
-
Step 200
200
#E3D0F5
oklch(88.5% 0.054 308.4)
-
Step 300
300
#D3B0F1
oklch(81% 0.097 308.8)
-
Step 400
400
#BD83EA
oklch(70.8% 0.156 308.9)
-
Step 500
500
#AC5FE3
oklch(63.1% 0.199 308.7)
-
Step 600
600
#983FD1
oklch(55.6% 0.217 308.8)
-
Step 700
700
#812FB5
oklch(49% 0.202 308.5)
-
Step 800
800
#692992
oklch(42.6% 0.167 308.8)
-
Step 900
900 (this color)
#512370
oklch(36.1% 0.13 308.7)
-
Step 950
950
#321844
oklch(26.9% 0.083 309.2)
#512370 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) | #003772 | 0.112 |
| Deuteranopia (no green cones) | #153A6E | 0.103 |
| Tritanopia (no blue cones) | #4C3346 | 0.091 |
| Achromatopsia (no color) | #393939 | 0.131 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #512370
#512370
oklch(36.1% 0.13 308.7)
- #2E4600
#2E4600
oklch(36.1% 0.095 128.4)
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 #512370, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Royal Purple #4B006E ΔE 0.053
- Indigo #4B0082 ΔE 0.057
- Grape Purple #5D1451 ΔE 0.063
- Plum Purple #4E0550 ΔE 0.072
- Dark Slate Blue #483D8B ΔE 0.073
- Deep Violet #490648 ΔE 0.085
- Rebecca Purple #663399 ΔE 0.086
- Rich Purple #720058 ΔE 0.087
Use #512370 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.