#5B3B4E
Closest named color: Purple Brown (#673A3F). oklch(39.6% 0.053 343.4), rgb(91, 59, 78).
Aa
White text reads best on this color (9.63:1).
About this color
#5B3B4E is a dark, muted purple. In OKLCH its lightness is 40%, its chroma 0.053 and its hue 343°. Its hue sits on the warm side of the wheel. The nearest named color is Purple Brown (#673A3F), ΔE 0.033 away. White text reads best on it, at 9.63:1.
| Hue family | Purples |
| Lightness | dark (40%) |
| Chroma | muted (0.053) |
| Temperature | warm |
| Nearest name | Purple Brown (#673A3F) |
| Black text | 2.18:1 |
| White text | 9.63:1 |
Values
| HEX | #5B3B4E |
| RGB | rgb(91, 59, 78) |
| HSL | hsl(324, 21%, 29%) |
| OKLCH | oklch(39.6% 0.053 343.4) |
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 #5B3B4E | 9.63:1 | AAA | Lc -96.5 | Preferred for body text |
| Black text on #5B3B4E | 2.18:1 | Fails | Lc 11.7 | Not readable |
| #5B3B4E text on white | 9.63:1 | AAA | Lc 92.2 | Preferred for body text |
| #5B3B4E text on black | 2.18:1 | Fails | Lc -10.2 | 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
#F8F4F6
oklch(97.1% 0.005 345.3)
-
Step 100
100
#F0E7EC
oklch(93.6% 0.012 342.6)
-
Step 200
200
#E4D4DD
oklch(88.5% 0.021 342.6)
-
Step 300
300
#D4B7C7
oklch(80.9% 0.039 343.7)
-
Step 400
400
#BE91AB
oklch(70.7% 0.064 343.3)
-
Step 500
500
#AD7696
oklch(63.2% 0.081 343.9)
-
Step 600
600
#985E81
oklch(55.7% 0.089 343.4)
-
Step 700
700
#814D6D
oklch(49.1% 0.083 343)
-
Step 800
800
#693F59
oklch(42.6% 0.069 342.7)
-
Step 900
900 (this color)
#5B3B4E
oklch(39.6% 0.053 343.4)
-
Step 950
950
#32202B
oklch(27% 0.033 342.3)
#5B3B4E 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) | #3D424F | 0.055 |
| Deuteranopia (no green cones) | #45474D | 0.051 |
| Tritanopia (no blue cones) | #5F3B42 | 0.022 |
| Achromatopsia (no color) | #454545 | 0.054 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5B3B4E
#5B3B4E
oklch(39.6% 0.053 343.4)
- #29503F
#29503F
oklch(39.7% 0.054 163.9)
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 #5B3B4E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purple Brown #673A3F ΔE 0.033
- Brownish Purple #76424E ΔE 0.058
- Charcoal Grey #3C4142 ΔE 0.063
- Onyx #343A40 ΔE 0.076
- Dark Grey Blue #29465B ΔE 0.082
- Charcoal #264653 ΔE 0.086
- Dark Slate Gray #2F4F4F ΔE 0.088
- Dusty Grape #545775 ΔE 0.088
Use #5B3B4E 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.