#563B2B
Closest named color: Purple Brown (#673A3F). oklch(37.9% 0.046 51.5), rgb(86, 59, 43).
Aa
White text reads best on this color (10.21:1).
About this color
#563B2B is a dark, muted brown. In OKLCH its lightness is 38%, its chroma 0.046 and its hue 52°. Its hue sits on the warm side of the wheel. The nearest named color is Purple Brown (#673A3F), ΔE 0.048 away. White text reads best on it, at 10.21:1.
| Hue family | Browns |
| Lightness | dark (38%) |
| Chroma | muted (0.046) |
| Temperature | warm |
| Nearest name | Purple Brown (#673A3F) |
| Black text | 2.05:1 |
| White text | 10.21:1 |
Values
| HEX | #563B2B |
| RGB | rgb(86, 59, 43) |
| HSL | hsl(22, 33%, 25%) |
| OKLCH | oklch(37.9% 0.046 51.5) |
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 #563B2B | 10.21:1 | AAA | Lc -97.7 | Preferred for body text |
| Black text on #563B2B | 2.05:1 | Fails | Lc 10.3 | Not readable |
| #563B2B text on white | 10.21:1 | AAA | Lc 93.6 | Preferred for body text |
| #563B2B text on black | 2.05:1 | Fails | Lc -8.9 | 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
#F8F5F3
oklch(97.2% 0.004 56.4)
-
Step 100
100
#F0E8E4
oklch(93.6% 0.01 48.6)
-
Step 200
200
#E4D6CE
oklch(88.5% 0.019 51.9)
-
Step 300
300
#D4BBAD
oklch(81% 0.035 51.2)
-
Step 400
400
#BD9781
oklch(70.6% 0.055 51.6)
-
Step 500
500
#AC7D62
oklch(63% 0.07 50.9)
-
Step 600
600
#986648
oklch(55.6% 0.078 51.5)
-
Step 700
700
#81553A
oklch(49.2% 0.071 51.9)
-
Step 800
800
#694530
oklch(42.6% 0.06 50.8)
-
Step 900
900 (this color)
#563B2B
oklch(37.9% 0.046 51.5)
-
Step 950
950
#322219
oklch(26.9% 0.029 50.4)
#563B2B 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) | #423E2A | 0.038 |
| Deuteranopia (no green cones) | #49432B | 0.033 |
| Tritanopia (no blue cones) | #5D3637 | 0.031 |
| Achromatopsia (no color) | #414141 | 0.046 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #563B2B
#563B2B
oklch(37.9% 0.046 51.5)
- #274756
#274756
oklch(38% 0.046 229.8)
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 #563B2B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purple Brown #673A3F ΔE 0.048
- Charcoal Grey #3C4142 ΔE 0.053
- Mud Brown #60460F ΔE 0.055
- Onyx #343A40 ΔE 0.068
- Chestnut #742802 ΔE 0.071
- Green Brown #544E03 ΔE 0.079
- Dark Olive #373E02 ΔE 0.079
- Dark Slate Gray #2F4F4F ΔE 0.084
Use #563B2B 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.