#573D19
Closest named color: Mud Brown (#60460F). oklch(38.1% 0.063 72.7), rgb(87, 61, 25).
Aa
White text reads best on this color (10.06:1).
About this color
#573D19 is a dark, muted brown. In OKLCH its lightness is 38%, its chroma 0.063 and its hue 73°. Its hue sits on the warm side of the wheel. The nearest named color is Mud Brown (#60460F), ΔE 0.036 away. White text reads best on it, at 10.06:1.
| Hue family | Browns |
| Lightness | dark (38%) |
| Chroma | muted (0.063) |
| Temperature | warm |
| Nearest name | Mud Brown (#60460F) |
| Black text | 2.08:1 |
| White text | 10.06:1 |
Values
| HEX | #573D19 |
| RGB | rgb(87, 61, 25) |
| HSL | hsl(35, 55%, 22%) |
| OKLCH | oklch(38.1% 0.063 72.7) |
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 #573D19 | 10.06:1 | AAA | Lc -97.4 | Preferred for body text |
| Black text on #573D19 | 2.08:1 | Fails | Lc 10.7 | Not readable |
| #573D19 text on white | 10.06:1 | AAA | Lc 93.2 | Preferred for body text |
| #573D19 text on black | 2.08:1 | Fails | Lc -9.3 | 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
#F0E9E0
oklch(93.7% 0.014 74.4)
-
Step 200
200
#E4D7C7
oklch(88.5% 0.026 73.2)
-
Step 300
300
#D4BCA0
oklch(80.8% 0.047 71.4)
-
Step 400
400
#BE9A6C
oklch(70.8% 0.075 72.9)
-
Step 500
500
#AD8043
oklch(63.2% 0.096 72.9)
-
Step 600
600
#986821
oklch(55.5% 0.104 72.5)
-
Step 700
700
#825712
oklch(49.2% 0.097 73.1)
-
Step 800
800
#694713
oklch(42.6% 0.08 73.2)
-
Step 900
900 (this color)
#573D19
oklch(38.1% 0.063 72.7)
-
Step 950
950
#32230F
oklch(26.9% 0.039 72.7)
#573D19 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) | #463E15 | 0.033 |
| Deuteranopia (no green cones) | #4C441A | 0.028 |
| Tritanopia (no blue cones) | #5F3635 | 0.053 |
| Achromatopsia (no color) | #424242 | 0.063 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #573D19
#573D19
oklch(38.1% 0.063 72.7)
- #294463
#294463
oklch(38% 0.063 252.8)
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 #573D19, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Mud Brown #60460F ΔE 0.036
- Green Brown #544E03 ΔE 0.059
- Dark Olive #373E02 ΔE 0.065
- Purple Brown #673A3F ΔE 0.067
- Charcoal Grey #3C4142 ΔE 0.069
- Chestnut #742802 ΔE 0.070
- Olive Brown #645403 ΔE 0.079
- Onyx #343A40 ΔE 0.084
Use #573D19 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.