#5B343F
Closest named color: Purple Brown (#673A3F). oklch(37.7% 0.058 2), rgb(91, 52, 63).
Aa
White text reads best on this color (10.45:1).
About this color
#5B343F is a dark, muted red. In OKLCH its lightness is 38%, its chroma 0.058 and its hue 2°. Its hue sits on the warm side of the wheel. The nearest named color is Purple Brown (#673A3F), ΔE 0.031 away. White text reads best on it, at 10.45:1.
| Hue family | Reds |
| Lightness | dark (38%) |
| Chroma | muted (0.058) |
| Temperature | warm |
| Nearest name | Purple Brown (#673A3F) |
| Black text | 2.00:1 |
| White text | 10.45:1 |
Values
| HEX | #5B343F |
| RGB | rgb(91, 52, 63) |
| HSL | hsl(343, 27%, 28%) |
| OKLCH | oklch(37.7% 0.058 2) |
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 #5B343F | 10.45:1 | AAA | Lc -98.1 | Preferred for body text |
| Black text on #5B343F | 2.00:1 | Fails | Lc 9.8 | Not readable |
| #5B343F text on white | 10.45:1 | AAA | Lc 94.1 | Preferred for body text |
| #5B343F text on black | 2.00:1 | Fails | Lc -8.4 | 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
#F9F4F5
oklch(97.1% 0.006 3.3)
-
Step 100
100
#F2E7E9
oklch(93.7% 0.012 4.8)
-
Step 200
200
#E8D3D8
oklch(88.5% 0.024 1.4)
-
Step 300
300
#DAB5BE
oklch(80.8% 0.044 1.8)
-
Step 400
400
#C68F9D
oklch(70.7% 0.069 2.2)
-
Step 500
500
#B67285
oklch(63% 0.089 1.8)
-
Step 600
600
#A15A6F
oklch(55.6% 0.096 1.7)
-
Step 700
700
#8A4A5D
oklch(49.2% 0.089 1.9)
-
Step 800
800
#703D4C
oklch(42.7% 0.074 1.8)
-
Step 900
900 (this color)
#5B343F
oklch(37.7% 0.058 2)
-
Step 950
950
#351F25
oklch(27% 0.035 2)
#5B343F 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) | #3A3B3F | 0.063 |
| Deuteranopia (no green cones) | #43423E | 0.059 |
| Tritanopia (no blue cones) | #613138 | 0.016 |
| Achromatopsia (no color) | #3F3F3F | 0.059 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5B343F
#5B343F
oklch(37.7% 0.058 2)
- #144B44
#144B44
oklch(37.5% 0.058 183.1)
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 #5B343F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purple Brown #673A3F ΔE 0.031
- Charcoal Grey #3C4142 ΔE 0.064
- Brownish Purple #76424E ΔE 0.071
- Onyx #343A40 ΔE 0.072
- Chestnut #742802 ΔE 0.080
- Grape Purple #5D1451 ΔE 0.087
- Reddy Brown #6E1005 ΔE 0.088
- Merlot #730039 ΔE 0.089
Use #5B343F 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.