#563E37
Closest named color: Purple Brown (#673A3F). oklch(38.8% 0.036 36.9), rgb(86, 62, 55).
Aa
White text reads best on this color (9.81:1).
About this color
#563E37 is a dark, muted red. In OKLCH its lightness is 39%, its chroma 0.036 and its hue 37°. Its hue sits on the warm side of the wheel. The nearest named color is Purple Brown (#673A3F), ΔE 0.038 away. White text reads best on it, at 9.81:1.
| Hue family | Reds |
| Lightness | dark (39%) |
| Chroma | muted (0.036) |
| Temperature | warm |
| Nearest name | Purple Brown (#673A3F) |
| Black text | 2.13:1 |
| White text | 9.81:1 |
Values
| HEX | #563E37 |
| RGB | rgb(86, 62, 55) |
| HSL | hsl(14, 22%, 28%) |
| OKLCH | oklch(38.8% 0.036 36.9) |
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 #563E37 | 9.81:1 | AAA | Lc -96.9 | Preferred for body text |
| Black text on #563E37 | 2.13:1 | Fails | Lc 11.2 | Not readable |
| #563E37 text on white | 9.81:1 | AAA | Lc 92.7 | Preferred for body text |
| #563E37 text on black | 2.13:1 | Fails | Lc -9.7 | 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
#F8F5F4
oklch(97.2% 0.003 39.5)
-
Step 100
100
#EFE8E6
oklch(93.6% 0.008 36.6)
-
Step 200
200
#E3D6D2
oklch(88.5% 0.015 37.9)
-
Step 300
300
#D1BBB5
oklch(80.9% 0.027 35.7)
-
Step 400
400
#BA988E
oklch(70.8% 0.043 37)
-
Step 500
500
#A87E72
oklch(63.1% 0.056 36.5)
-
Step 600
600
#93675A
oklch(55.6% 0.061 37.1)
-
Step 700
700
#7D564A
oklch(49.2% 0.056 37.8)
-
Step 800
800
#66463D
oklch(42.7% 0.047 36.3)
-
Step 900
900 (this color)
#563E37
oklch(38.8% 0.036 36.9)
-
Step 950
950
#31231F
oklch(27.2% 0.023 36.5)
#563E37 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) | #444136 | 0.033 |
| Deuteranopia (no green cones) | #494537 | 0.030 |
| Tritanopia (no blue cones) | #5C3B3C | 0.018 |
| Achromatopsia (no color) | #444444 | 0.036 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #563E37
#563E37
oklch(38.8% 0.036 36.9)
- #2E4A51
#2E4A51
oklch(39% 0.036 215.2)
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 #563E37, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purple Brown #673A3F ΔE 0.038
- Charcoal Grey #3C4142 ΔE 0.046
- Mud Brown #60460F ΔE 0.062
- Onyx #343A40 ΔE 0.064
- Brownish Purple #76424E ΔE 0.074
- Dark Slate Gray #2F4F4F ΔE 0.074
- Chestnut #742802 ΔE 0.080
- Charcoal #264653 ΔE 0.081
Use #563E37 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.