#5A3724
Closest named color: Purple Brown (#673A3F). oklch(37.4% 0.059 48.8), rgb(90, 55, 36).
Aa
White text reads best on this color (10.46:1).
About this color
#5A3724 is a dark, muted brown. In OKLCH its lightness is 37%, its chroma 0.059 and its hue 49°. Its hue sits on the warm side of the wheel. The nearest named color is Purple Brown (#673A3F), ΔE 0.049 away. White text reads best on it, at 10.46:1.
| Hue family | Browns |
| Lightness | dark (37%) |
| Chroma | muted (0.059) |
| Temperature | warm |
| Nearest name | Purple Brown (#673A3F) |
| Black text | 2.00:1 |
| White text | 10.46:1 |
Values
| HEX | #5A3724 |
| RGB | rgb(90, 55, 36) |
| HSL | hsl(21, 43%, 25%) |
| OKLCH | oklch(37.4% 0.059 48.8) |
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 #5A3724 | 10.46:1 | AAA | Lc -98.1 | Preferred for body text |
| Black text on #5A3724 | 2.00:1 | Fails | Lc 9.8 | Not readable |
| #5A3724 text on white | 10.46:1 | AAA | Lc 94.1 | Preferred for body text |
| #5A3724 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
#F9F4F2
oklch(97% 0.006 43.3)
-
Step 100
100
#F1E8E3
oklch(93.7% 0.012 51.3)
-
Step 200
200
#E7D5CB
oklch(88.5% 0.024 51.1)
-
Step 300
300
#D9B9A8
oklch(80.9% 0.044 49.7)
-
Step 400
400
#C5947A
oklch(70.7% 0.07 49.1)
-
Step 500
500
#B67958
oklch(63.2% 0.09 49)
-
Step 600
600
#A1613D
oklch(55.6% 0.097 49.2)
-
Step 700
700
#8A502F
oklch(49.2% 0.091 49.1)
-
Step 800
800
#704228
oklch(42.8% 0.075 49.3)
-
Step 900
900 (this color)
#5A3724
oklch(37.4% 0.059 48.8)
-
Step 950
950
#352116
oklch(27% 0.037 49.5)
#5A3724 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) | #413B22 | 0.049 |
| Deuteranopia (no green cones) | #494224 | 0.044 |
| Tritanopia (no blue cones) | #623132 | 0.035 |
| Achromatopsia (no color) | #3F3F3F | 0.059 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5A3724
#5A3724
oklch(37.4% 0.059 48.8)
- #19475A
#19475A
oklch(37.5% 0.059 228.7)
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 #5A3724, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purple Brown #673A3F ΔE 0.049
- Mud Brown #60460F ΔE 0.057
- Chestnut #742802 ΔE 0.059
- Charcoal Grey #3C4142 ΔE 0.065
- Onyx #343A40 ΔE 0.077
- Reddy Brown #6E1005 ΔE 0.080
- Dark Olive #373E02 ΔE 0.083
- Green Brown #544E03 ΔE 0.084
Use #5A3724 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.