#581C43
Closest named color: Grape Purple (#5D1451). oklch(33.4% 0.101 344), rgb(88, 28, 67).
Aa
White text reads best on this color (12.63:1).
About this color
#581C43 is a dark, moderately saturated purple. In OKLCH its lightness is 33%, its chroma 0.101 and its hue 344°. Its hue sits on the warm side of the wheel. The nearest named color is Grape Purple (#5D1451), ΔE 0.032 away. White text reads best on it, at 12.63:1.
| Hue family | Purples |
| Lightness | dark (33%) |
| Chroma | moderately saturated (0.101) |
| Temperature | warm |
| Nearest name | Grape Purple (#5D1451) |
| Black text | 1.66:1 |
| White text | 12.63:1 |
Values
| HEX | #581C43 |
| RGB | rgb(88, 28, 67) |
| HSL | hsl(321, 52%, 23%) |
| OKLCH | oklch(33.4% 0.101 344) |
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 #581C43 | 12.63:1 | AAA | Lc -101.5 | Preferred for body text |
| Black text on #581C43 | 1.66:1 | Fails | Lc 0.0 | Not readable |
| #581C43 text on white | 12.63:1 | AAA | Lc 98.0 | Preferred for body text |
| #581C43 text on black | 1.66:1 | 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
#FBF3F7
oklch(97.1% 0.01 345.4)
-
Step 100
100
#F5E4ED
oklch(93.5% 0.022 344.2)
-
Step 200
200
#EECFE0
oklch(88.5% 0.041 343.8)
-
Step 300
300
#E5AECD
oklch(81% 0.075 344.1)
-
Step 400
400
#D581B3
oklch(70.7% 0.12 344.1)
-
Step 500
500
#C85EA0
oklch(63.1% 0.155 344.2)
-
Step 600
600
#B3418B
oklch(55.6% 0.168 344.1)
-
Step 700
700
#993276
oklch(49% 0.156 343.9)
-
Step 800
800
#7D2B60
oklch(42.8% 0.129 344.2)
-
Step 900
900 (this color)
#581C43
oklch(33.4% 0.101 344)
-
Step 950
950
#3B182E
oklch(26.9% 0.064 343.7)
#581C43 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) | #212D44 | 0.110 |
| Deuteranopia (no green cones) | #333742 | 0.097 |
| Tritanopia (no blue cones) | #5E1C2C | 0.043 |
| Achromatopsia (no color) | #333333 | 0.102 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #581C43
#581C43
oklch(33.4% 0.101 344)
- #00422C
#00422C
oklch(33.5% 0.072 163.3)
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 #581C43, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grape Purple #5D1451 ΔE 0.032
- Plum Purple #4E0550 ΔE 0.057
- Deep Violet #490648 ΔE 0.059
- Burgundy #610023 ΔE 0.059
- Merlot #730039 ΔE 0.062
- Velvet #750851 ΔE 0.068
- Eggplant Purple #430541 ΔE 0.070
- Rich Purple #720058 ΔE 0.070
Use #581C43 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.