#5B3142
Closest named color: Purple Brown (#673A3F). oklch(37.2% 0.065 355), rgb(91, 49, 66).
Aa
White text reads best on this color (10.69:1).
About this color
#5B3142 is a dark, muted red. In OKLCH its lightness is 37%, its chroma 0.065 and its hue 355°. Its hue sits on the warm side of the wheel. The nearest named color is Purple Brown (#673A3F), ΔE 0.039 away. White text reads best on it, at 10.69:1.
| Hue family | Reds |
| Lightness | dark (37%) |
| Chroma | muted (0.065) |
| Temperature | warm |
| Nearest name | Purple Brown (#673A3F) |
| Black text | 1.96:1 |
| White text | 10.69:1 |
Values
| HEX | #5B3142 |
| RGB | rgb(91, 49, 66) |
| HSL | hsl(336, 30%, 27%) |
| OKLCH | oklch(37.2% 0.065 355) |
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 #5B3142 | 10.69:1 | AAA | Lc -98.5 | Preferred for body text |
| Black text on #5B3142 | 1.96:1 | Fails | Lc 9.3 | Not readable |
| #5B3142 text on white | 10.69:1 | AAA | Lc 94.6 | Preferred for body text |
| #5B3142 text on black | 1.96:1 | Fails | Lc -8.0 | 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
#F9F4F6
oklch(97.2% 0.006 350.8)
-
Step 100
100
#F2E6EA
oklch(93.6% 0.014 355)
-
Step 200
200
#E9D2DA
oklch(88.5% 0.028 354.6)
-
Step 300
300
#DBB4C2
oklch(80.8% 0.049 354.7)
-
Step 400
400
#C88DA3
oklch(70.8% 0.077 355.1)
-
Step 500
500
#B96F8C
oklch(63.1% 0.1 355.3)
-
Step 600
600
#A45676
oklch(55.5% 0.109 355.3)
-
Step 700
700
#8C4664
oklch(49.1% 0.101 354.4)
-
Step 800
800
#723A51
oklch(42.7% 0.084 355.2)
-
Step 900
900 (this color)
#5B3142
oklch(37.2% 0.065 355)
-
Step 950
950
#361E27
oklch(27% 0.04 356.1)
#5B3142 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) | #363943 | 0.070 |
| Deuteranopia (no green cones) | #414141 | 0.065 |
| Tritanopia (no blue cones) | #612F37 | 0.021 |
| Achromatopsia (no color) | #3E3E3E | 0.065 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5B3142
#5B3142
oklch(37.2% 0.065 355)
- #0C4B3E
#0C4B3E
oklch(37.1% 0.065 175)
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 #5B3142, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purple Brown #673A3F ΔE 0.039
- Charcoal Grey #3C4142 ΔE 0.071
- Brownish Purple #76424E ΔE 0.075
- Onyx #343A40 ΔE 0.075
- Grape Purple #5D1451 ΔE 0.076
- Merlot #730039 ΔE 0.082
- Chestnut #742802 ΔE 0.086
- Burgundy #610023 ΔE 0.087
Use #5B3142 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.