#56313B
Closest named color: Purple Brown (#673A3F). oklch(36.3% 0.055 2.8), rgb(86, 49, 59).
Aa
White text reads best on this color (11.06:1).
About this color
#56313B is a dark, muted red. In OKLCH its lightness is 36%, its chroma 0.055 and its hue 3°. Its hue sits on the warm side of the wheel. The nearest named color is Purple Brown (#673A3F), ΔE 0.045 away. White text reads best on it, at 11.06:1.
| Hue family | Reds |
| Lightness | dark (36%) |
| Chroma | muted (0.055) |
| Temperature | warm |
| Nearest name | Purple Brown (#673A3F) |
| Black text | 1.89:1 |
| White text | 11.06:1 |
Values
| HEX | #56313B |
| RGB | rgb(86, 49, 59) |
| HSL | hsl(344, 27%, 26%) |
| OKLCH | oklch(36.3% 0.055 2.8) |
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 #56313B | 11.06:1 | AAA | Lc -99.3 | Preferred for body text |
| Black text on #56313B | 1.89:1 | Fails | Lc 8.5 | Not readable |
| #56313B text on white | 11.06:1 | AAA | Lc 95.4 | Preferred for body text |
| #56313B text on black | 1.89:1 | Fails | Lc 0.0 | 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
#E7D3D8
oklch(88.5% 0.023 0.6)
-
Step 300
300
#D9B6BE
oklch(80.9% 0.042 2.7)
-
Step 400
400
#C5909D
oklch(70.8% 0.066 2.7)
-
Step 500
500
#B57385
oklch(63.1% 0.086 2.1)
-
Step 600
600
#A05B6E
oklch(55.6% 0.093 2.9)
-
Step 700
700
#894B5C
oklch(49.2% 0.086 3.2)
-
Step 800
800
#6F3E4B
oklch(42.8% 0.07 3.4)
-
Step 900
900 (this color)
#56313B
oklch(36.3% 0.055 2.8)
-
Step 950
950
#351F25
oklch(27% 0.035 2)
#56313B 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) | #36383B | 0.061 |
| Deuteranopia (no green cones) | #403E3A | 0.055 |
| Tritanopia (no blue cones) | #5C2E34 | 0.016 |
| Achromatopsia (no color) | #3C3C3C | 0.056 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #56313B
#56313B
oklch(36.3% 0.055 2.8)
- #134740
#134740
oklch(36.2% 0.055 182.5)
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 #56313B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purple Brown #673A3F ΔE 0.045
- Charcoal Grey #3C4142 ΔE 0.062
- Onyx #343A40 ΔE 0.064
- Gunmetal #293241 ΔE 0.083
- Chestnut #742802 ΔE 0.084
- Grape Purple #5D1451 ΔE 0.084
- Brownish Purple #76424E ΔE 0.085
- Reddy Brown #6E1005 ΔE 0.085
Use #56313B 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.