#563A33
Closest named color: Purple Brown (#673A3F). oklch(37.9% 0.042 34.6), rgb(86, 58, 51).
Aa
White text reads best on this color (10.25:1).
About this color
#563A33 is a dark, muted red. In OKLCH its lightness is 38%, its chroma 0.042 and its hue 35°. Its hue sits on the warm side of the wheel. The nearest named color is Purple Brown (#673A3F), ΔE 0.039 away. White text reads best on it, at 10.25:1.
| Hue family | Reds |
| Lightness | dark (38%) |
| Chroma | muted (0.042) |
| Temperature | warm |
| Nearest name | Purple Brown (#673A3F) |
| Black text | 2.04:1 |
| White text | 10.25:1 |
Values
| HEX | #563A33 |
| RGB | rgb(86, 58, 51) |
| HSL | hsl(12, 26%, 27%) |
| OKLCH | oklch(37.9% 0.042 34.6) |
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 #563A33 | 10.25:1 | AAA | Lc -97.8 | Preferred for body text |
| Black text on #563A33 | 2.04:1 | Fails | Lc 10.2 | Not readable |
| #563A33 text on white | 10.25:1 | AAA | Lc 93.7 | Preferred for body text |
| #563A33 text on black | 2.04:1 | Fails | Lc -8.8 | 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
#F8F4F3
oklch(97% 0.005 34.3)
-
Step 100
100
#F0E8E6
oklch(93.7% 0.009 34.3)
-
Step 200
200
#E4D5D1
oklch(88.4% 0.018 35.3)
-
Step 300
300
#D4BAB3
oklch(80.9% 0.031 35.5)
-
Step 400
400
#BE968C
oklch(70.8% 0.051 34.4)
-
Step 500
500
#AD7C6F
oklch(63.2% 0.065 35.4)
-
Step 600
600
#986458
oklch(55.6% 0.071 33.6)
-
Step 700
700
#815348
oklch(49.1% 0.065 34.1)
-
Step 800
800
#69443B
oklch(42.6% 0.054 34.3)
-
Step 900
900 (this color)
#563A33
oklch(37.9% 0.042 34.6)
-
Step 950
950
#32221E
oklch(27% 0.026 34.5)
#563A33 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) | #403D32 | 0.041 |
| Deuteranopia (no green cones) | #474333 | 0.037 |
| Tritanopia (no blue cones) | #5C3638 | 0.020 |
| Achromatopsia (no color) | #414141 | 0.042 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #563A33
#563A33
oklch(37.9% 0.042 34.6)
- #264850
#264850
oklch(37.9% 0.042 214.6)
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 #563A33, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purple Brown #673A3F ΔE 0.039
- Charcoal Grey #3C4142 ΔE 0.049
- Onyx #343A40 ΔE 0.063
- Mud Brown #60460F ΔE 0.066
- Chestnut #742802 ΔE 0.075
- Brownish Purple #76424E ΔE 0.079
- Dark Slate Gray #2F4F4F ΔE 0.082
- Charcoal #264653 ΔE 0.085
Use #563A33 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.