#523A3F
Closest named color: Purple Brown (#673A3F). oklch(37.7% 0.035 5.1), rgb(82, 58, 63).
Aa
White text reads best on this color (10.31:1).
About this color
#523A3F is a dark, muted red. In OKLCH its lightness is 38%, its chroma 0.035 and its hue 5°. Its hue sits on the warm side of the wheel. The nearest named color is Purple Brown (#673A3F), ΔE 0.041 away. White text reads best on it, at 10.31:1.
| Hue family | Reds |
| Lightness | dark (38%) |
| Chroma | muted (0.035) |
| Temperature | warm |
| Nearest name | Purple Brown (#673A3F) |
| Black text | 2.03:1 |
| White text | 10.31:1 |
Values
| HEX | #523A3F |
| RGB | rgb(82, 58, 63) |
| HSL | hsl(348, 17%, 27%) |
| OKLCH | oklch(37.7% 0.035 5.1) |
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 #523A3F | 10.31:1 | AAA | Lc -97.9 | Preferred for body text |
| Black text on #523A3F | 2.03:1 | Fails | Lc 10.0 | Not readable |
| #523A3F text on white | 10.31:1 | AAA | Lc 93.9 | Preferred for body text |
| #523A3F text on black | 2.03:1 | Fails | Lc -8.6 | 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
#F8F4F5
oklch(97.1% 0.004 360)
-
Step 100
100
#EFE8E9
oklch(93.7% 0.008 7.3)
-
Step 200
200
#E2D5D8
oklch(88.4% 0.015 1.6)
-
Step 300
300
#D0BABE
oklch(80.9% 0.026 5.2)
-
Step 400
400
#B8969D
oklch(70.6% 0.042 4.4)
-
Step 500
500
#A67C85
oklch(63% 0.054 4.5)
-
Step 600
600
#91656F
oklch(55.6% 0.058 4.2)
-
Step 700
700
#7B545C
oklch(49.1% 0.053 5.7)
-
Step 800
800
#64454C
oklch(42.7% 0.044 4.2)
-
Step 900
900 (this color)
#523A3F
oklch(37.7% 0.035 5.1)
-
Step 950
950
#302225
oklch(27% 0.022 4.4)
#523A3F 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) | #3D3E3F | 0.038 |
| Deuteranopia (no green cones) | #43423F | 0.035 |
| Tritanopia (no blue cones) | #56383C | 0.009 |
| Achromatopsia (no color) | #404040 | 0.035 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #523A3F
#523A3F
oklch(37.7% 0.035 5.1)
- #2C4844
#2C4844
oklch(37.8% 0.035 184.5)
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 #523A3F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purple Brown #673A3F ΔE 0.041
- Charcoal Grey #3C4142 ΔE 0.042
- Onyx #343A40 ΔE 0.053
- Charcoal #264653 ΔE 0.074
- Dark Grey Blue #29465B ΔE 0.075
- Dark Slate Gray #2F4F4F ΔE 0.077
- Brownish Purple #76424E ΔE 0.078
- Gunmetal #293241 ΔE 0.080
Use #523A3F 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.