#56333D
Closest named color: Purple Brown (#673A3F). oklch(36.7% 0.052 1.5), rgb(86, 51, 61).
Aa
White text reads best on this color (10.84:1).
About this color
#56333D is a dark, muted red. In OKLCH its lightness is 37%, its chroma 0.052 and its hue 1°. Its hue sits on the warm side of the wheel. The nearest named color is Purple Brown (#673A3F), ΔE 0.041 away. White text reads best on it, at 10.84:1.
| Hue family | Reds |
| Lightness | dark (37%) |
| Chroma | muted (0.052) |
| Temperature | warm |
| Nearest name | Purple Brown (#673A3F) |
| Black text | 1.93:1 |
| White text | 10.84:1 |
Values
| HEX | #56333D |
| RGB | rgb(86, 51, 61) |
| HSL | hsl(343, 26%, 27%) |
| OKLCH | oklch(36.7% 0.052 1.5) |
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 #56333D | 10.84:1 | AAA | Lc -98.9 | Preferred for body text |
| Black text on #56333D | 1.93:1 | Fails | Lc 8.9 | Not readable |
| #56333D text on white | 10.84:1 | AAA | Lc 95.0 | Preferred for body text |
| #56333D text on black | 1.93:1 | Fails | Lc -7.6 | 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
#F9F4F5
oklch(97.1% 0.006 3.3)
-
Step 100
100
#F1E7E9
oklch(93.6% 0.011 3.5)
-
Step 200
200
#E6D3D8
oklch(88.4% 0.022 359.7)
-
Step 300
300
#D8B7BF
oklch(81% 0.039 1.7)
-
Step 400
400
#C3919E
oklch(70.8% 0.063 1.6)
-
Step 500
500
#B27586
oklch(63.1% 0.08 1.5)
-
Step 600
600
#9D5D70
oklch(55.6% 0.087 1.2)
-
Step 700
700
#864C5D
oklch(49% 0.081 1.7)
-
Step 800
800
#6D3F4C
oklch(42.7% 0.066 2)
-
Step 900
900 (this color)
#56333D
oklch(36.7% 0.052 1.5)
-
Step 950
950
#342025
oklch(27.1% 0.032 3.1)
#56333D 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) | #38393D | 0.057 |
| Deuteranopia (no green cones) | #40403C | 0.055 |
| Tritanopia (no blue cones) | #5C3136 | 0.016 |
| Achromatopsia (no color) | #3D3D3D | 0.053 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #56333D
#56333D
oklch(36.7% 0.052 1.5)
- #194841
#194841
oklch(36.7% 0.052 182)
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 #56333D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purple Brown #673A3F ΔE 0.041
- Charcoal Grey #3C4142 ΔE 0.059
- Onyx #343A40 ΔE 0.063
- Brownish Purple #76424E ΔE 0.081
- Gunmetal #293241 ΔE 0.083
- Chestnut #742802 ΔE 0.085
- Space Cadet #2B2D42 ΔE 0.087
- Grape Purple #5D1451 ΔE 0.087
Use #56333D 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.