#52573F
Closest named color: Olive Brown (#645403). oklch(44.5% 0.038 117.5), rgb(82, 87, 63).
Aa
White text reads best on this color (7.51:1).
About this color
#52573F is a dark, muted brown. In OKLCH its lightness is 45%, its chroma 0.038 and its hue 118°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Olive Brown (#645403), ΔE 0.057 away. White text reads best on it, at 7.51:1.
| Hue family | Browns |
| Lightness | dark (45%) |
| Chroma | muted (0.038) |
| Temperature | in between |
| Nearest name | Olive Brown (#645403) |
| Black text | 2.79:1 |
| White text | 7.51:1 |
Values
| HEX | #52573F |
| RGB | rgb(82, 87, 63) |
| HSL | hsl(72, 16%, 29%) |
| OKLCH | oklch(44.5% 0.038 117.5) |
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 #52573F | 7.51:1 | AAA | Lc -90.9 | Preferred for body text |
| Black text on #52573F | 2.79:1 | Fails | Lc 17.9 | Dividers and decoration only |
| #52573F text on white | 7.51:1 | AAA | Lc 86.1 | Fine for body text |
| #52573F text on black | 2.79:1 | Fails | Lc -15.9 | Dividers and decoration only |
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 800.
-
Step 50
50
#F5F6F3
oklch(97.2% 0.004 121.6)
-
Step 100
100
#E9EAE6
oklch(93.5% 0.005 117.9)
-
Step 200
200
#D8DAD1
oklch(88.4% 0.012 116.8)
-
Step 300
300
#BFC3B3
oklch(81% 0.022 118.3)
-
Step 400
400
#9EA48B
oklch(70.7% 0.036 118.3)
-
Step 500
500
#878D6E
oklch(63% 0.045 116.6)
-
Step 600
600
#717756
oklch(55.5% 0.049 116.4)
-
Step 700
700
#5E6447
oklch(49% 0.045 117.6)
-
Step 800
800 (this color)
#52573F
oklch(44.5% 0.038 117.5)
-
Step 900
900
#404432
oklch(37.7% 0.03 118)
-
Step 950
950
#26281D
oklch(27.1% 0.02 116.1)
#52573F 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) | #5A543D | 0.014 |
| Deuteranopia (no green cones) | #5A5540 | 0.014 |
| Tritanopia (no blue cones) | #545451 | 0.033 |
| Achromatopsia (no color) | #545454 | 0.038 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #52573F
#52573F
oklch(44.5% 0.038 117.5)
- #565067
#565067
oklch(44.6% 0.038 296.8)
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 #52573F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Olive Brown #645403 ΔE 0.057
- Green Brown #544E03 ΔE 0.058
- Pine #2B5D34 ΔE 0.058
- Army Green #4B5D16 ΔE 0.059
- Mud Brown #60460F ΔE 0.061
- Dark Green Blue #1F6357 ΔE 0.062
- Camo Green #526525 ΔE 0.063
- Dark Slate Gray #2F4F4F ΔE 0.064
Use #52573F 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.