#5B3A67
Closest named color: Dark Slate Blue (#483D8B). oklch(40.6% 0.083 316.6), rgb(91, 58, 103).
Aa
White text reads best on this color (9.35:1).
About this color
#5B3A67 is a dark, moderately saturated purple. In OKLCH its lightness is 41%, its chroma 0.083 and its hue 317°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Slate Blue (#483D8B), ΔE 0.069 away. White text reads best on it, at 9.35:1.
| Hue family | Purples |
| Lightness | dark (41%) |
| Chroma | moderately saturated (0.083) |
| Temperature | in between |
| Nearest name | Dark Slate Blue (#483D8B) |
| Black text | 2.24:1 |
| White text | 9.35:1 |
Values
| HEX | #5B3A67 |
| RGB | rgb(91, 58, 103) |
| HSL | hsl(284, 28%, 32%) |
| OKLCH | oklch(40.6% 0.083 316.6) |
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 #5B3A67 | 9.35:1 | AAA | Lc -95.8 | Preferred for body text |
| Black text on #5B3A67 | 2.24:1 | Fails | Lc 12.5 | Not readable |
| #5B3A67 text on white | 9.35:1 | AAA | Lc 91.4 | Preferred for body text |
| #5B3A67 text on black | 2.24:1 | Fails | Lc -10.9 | 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 800.
-
Step 50
50
#F7F4F8
oklch(97.1% 0.006 317.8)
-
Step 100
100
#EEE7F0
oklch(93.6% 0.014 318.7)
-
Step 200
200
#E0D4E5
oklch(88.5% 0.026 316.1)
-
Step 300
300
#CDB7D6
oklch(80.8% 0.049 316.2)
-
Step 400
400
#B492C1
oklch(70.7% 0.077 316.5)
-
Step 500
500
#A176B2
oklch(63% 0.1 316.1)
-
Step 600
600
#8C5E9D
oklch(55.5% 0.108 316.6)
-
Step 700
700
#774D86
oklch(49% 0.1 316.8)
-
Step 800
800 (this color)
#5B3A67
oklch(40.6% 0.083 316.6)
-
Step 900
900
#4F3658
oklch(37.6% 0.065 316.8)
-
Step 950
950
#2E2034
oklch(27% 0.041 315.5)
#5B3A67 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) | #334569 | 0.070 |
| Deuteranopia (no green cones) | #3B4866 | 0.064 |
| Tritanopia (no blue cones) | #5B404B | 0.056 |
| Achromatopsia (no color) | #474747 | 0.083 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5B3A67
#5B3A67
oklch(40.6% 0.083 316.6)
- #335324
#335324
oklch(40.5% 0.082 136.6)
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 #5B3A67, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Blue #483D8B ΔE 0.069
- Purple Brown #673A3F ΔE 0.072
- Brownish Purple #76424E ΔE 0.076
- Dusk #4E5481 ΔE 0.076
- Twilight #4E518B ΔE 0.078
- Dusty Grape #545775 ΔE 0.080
- Grape Purple #5D1451 ΔE 0.085
- Blueberry #464196 ΔE 0.085
Use #5B3A67 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.