#573A1D
Closest named color: Mud Brown (#60460F). oklch(37.5% 0.059 64.2), rgb(87, 58, 29).
Aa
White text reads best on this color (10.35:1).
About this color
#573A1D is a dark, muted brown. In OKLCH its lightness is 38%, its chroma 0.059 and its hue 64°. Its hue sits on the warm side of the wheel. The nearest named color is Mud Brown (#60460F), ΔE 0.046 away. White text reads best on it, at 10.35:1.
| Hue family | Browns |
| Lightness | dark (38%) |
| Chroma | muted (0.059) |
| Temperature | warm |
| Nearest name | Mud Brown (#60460F) |
| Black text | 2.02:1 |
| White text | 10.35:1 |
Values
| HEX | #573A1D |
| RGB | rgb(87, 58, 29) |
| HSL | hsl(30, 50%, 23%) |
| OKLCH | oklch(37.5% 0.059 64.2) |
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 #573A1D | 10.35:1 | AAA | Lc -97.9 | Preferred for body text |
| Black text on #573A1D | 2.02:1 | Fails | Lc 10.0 | Not readable |
| #573A1D text on white | 10.35:1 | AAA | Lc 93.9 | Preferred for body text |
| #573A1D text on black | 2.02:1 | 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
#F8F5F1
oklch(97.1% 0.006 75.4)
-
Step 100
100
#F0E8E1
oklch(93.5% 0.013 63.9)
-
Step 200
200
#E5D6C9
oklch(88.5% 0.024 63.5)
-
Step 300
300
#D6BBA3
oklch(80.9% 0.045 63.8)
-
Step 400
400
#C09872
oklch(70.8% 0.071 64.8)
-
Step 500
500
#B07D4C
oklch(63% 0.091 63.8)
-
Step 600
600
#9B662E
oklch(55.6% 0.099 64.6)
-
Step 700
700
#845421
oklch(49% 0.091 64.1)
-
Step 800
800
#6C451D
oklch(42.7% 0.076 63.7)
-
Step 900
900 (this color)
#573A1D
oklch(37.5% 0.059 64.2)
-
Step 950
950
#332212
oklch(26.9% 0.037 63.4)
#573A1D 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) | #433C1A | 0.039 |
| Deuteranopia (no green cones) | #4A431D | 0.035 |
| Tritanopia (no blue cones) | #5F3433 | 0.044 |
| Achromatopsia (no color) | #404040 | 0.060 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #573A1D
#573A1D
oklch(37.5% 0.059 64.2)
- #23445E
#23445E
oklch(37.4% 0.059 244.1)
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 #573A1D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Mud Brown #60460F ΔE 0.046
- Purple Brown #673A3F ΔE 0.061
- Charcoal Grey #3C4142 ΔE 0.065
- Chestnut #742802 ΔE 0.066
- Dark Olive #373E02 ΔE 0.070
- Green Brown #544E03 ΔE 0.070
- Onyx #343A40 ΔE 0.079
- Pakistan Green #283618 ΔE 0.088
Use #573A1D 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.