#5A3151
Closest named color: Purple Brown (#673A3F). oklch(37.7% 0.075 335.6), rgb(90, 49, 81).
Aa
White text reads best on this color (10.53:1).
About this color
#5A3151 is a dark, moderately saturated purple. In OKLCH its lightness is 38%, its chroma 0.075 and its hue 336°. Its hue sits on the warm side of the wheel. The nearest named color is Purple Brown (#673A3F), ΔE 0.054 away. White text reads best on it, at 10.53:1.
| Hue family | Purples |
| Lightness | dark (38%) |
| Chroma | moderately saturated (0.075) |
| Temperature | warm |
| Nearest name | Purple Brown (#673A3F) |
| Black text | 1.99:1 |
| White text | 10.53:1 |
Values
| HEX | #5A3151 |
| RGB | rgb(90, 49, 81) |
| HSL | hsl(313, 29%, 27%) |
| OKLCH | oklch(37.7% 0.075 335.6) |
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 #5A3151 | 10.53:1 | AAA | Lc -98.2 | Preferred for body text |
| Black text on #5A3151 | 1.99:1 | Fails | Lc 9.7 | Not readable |
| #5A3151 text on white | 10.53:1 | AAA | Lc 94.2 | Preferred for body text |
| #5A3151 text on black | 1.99:1 | Fails | Lc -8.3 | 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
#F9F4F7
oklch(97.2% 0.007 340.4)
-
Step 100
100
#F1E6EE
oklch(93.6% 0.016 335.1)
-
Step 200
200
#E7D2E1
oklch(88.5% 0.031 335.9)
-
Step 300
300
#D9B3CF
oklch(80.9% 0.057 335.6)
-
Step 400
400
#C48BB7
oklch(70.7% 0.091 335)
-
Step 500
500
#B46DA4
oklch(63% 0.115 335.6)
-
Step 600
600
#9F5490
oklch(55.6% 0.126 335.1)
-
Step 700
700
#88447A
oklch(49.1% 0.116 335.5)
-
Step 800
800
#6F3863
oklch(42.7% 0.097 335.9)
-
Step 900
900 (this color)
#5A3151
oklch(37.7% 0.075 335.6)
-
Step 950
950
#351D2F
oklch(27% 0.047 336.6)
#5A3151 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) | #313B52 | 0.076 |
| Deuteranopia (no green cones) | #3C4150 | 0.069 |
| Tritanopia (no blue cones) | #5E333D | 0.038 |
| Achromatopsia (no color) | #3F3F3F | 0.076 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5A3151
#5A3151
oklch(37.7% 0.075 335.6)
- #184D30
#184D30
oklch(37.6% 0.075 155.9)
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 #5A3151, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purple Brown #673A3F ΔE 0.054
- Grape Purple #5D1451 ΔE 0.063
- Brownish Purple #76424E ΔE 0.079
- Charcoal Grey #3C4142 ΔE 0.080
- Velvet #750851 ΔE 0.080
- Onyx #343A40 ΔE 0.082
- Merlot #730039 ΔE 0.085
- Rich Purple #720058 ΔE 0.086
Use #5A3151 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.