#6D3533
Closest named color: Purple Brown (#673A3F). oklch(40.2% 0.08 23.4), rgb(109, 53, 51).
Aa
White text reads best on this color (9.51:1).
About this color
#6D3533 is a dark, moderately saturated red. In OKLCH its lightness is 40%, its chroma 0.080 and its hue 23°. Its hue sits on the warm side of the wheel. The nearest named color is Purple Brown (#673A3F), ΔE 0.021 away. White text reads best on it, at 9.51:1.
| Hue family | Reds |
| Lightness | dark (40%) |
| Chroma | moderately saturated (0.080) |
| Temperature | warm |
| Nearest name | Purple Brown (#673A3F) |
| Black text | 2.20:1 |
| White text | 9.51:1 |
Values
| HEX | #6D3533 |
| RGB | rgb(109, 53, 51) |
| HSL | hsl(2, 36%, 31%) |
| OKLCH | oklch(40.2% 0.08 23.4) |
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 #6D3533 | 9.51:1 | AAA | Lc -96.0 | Preferred for body text |
| Black text on #6D3533 | 2.20:1 | Fails | Lc 12.3 | Not readable |
| #6D3533 text on white | 9.51:1 | AAA | Lc 91.7 | Preferred for body text |
| #6D3533 text on black | 2.20:1 | Fails | Lc -10.7 | 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
#FBF3F3
oklch(97% 0.009 17.3)
-
Step 100
100
#F5E6E4
oklch(93.6% 0.017 26.7)
-
Step 200
200
#EFD1CF
oklch(88.5% 0.034 22.4)
-
Step 300
300
#E5B2AE
oklch(80.9% 0.06 23.6)
-
Step 400
400
#D68884
oklch(70.6% 0.097 23)
-
Step 500
500
#C96965
oklch(63.1% 0.123 23.6)
-
Step 600
600
#B44E4D
oklch(55.5% 0.133 23)
-
Step 700
700
#9B3F3E
oklch(49.2% 0.124 23.4)
-
Step 800
800
#7E3433
oklch(42.7% 0.103 23.2)
-
Step 900
900 (this color)
#6D3533
oklch(40.2% 0.08 23.4)
-
Step 950
950
#3C1C1A
oklch(27.1% 0.051 24.7)
#6D3533 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) | #423E33 | 0.084 |
| Deuteranopia (no green cones) | #504A32 | 0.078 |
| Tritanopia (no blue cones) | #772D35 | 0.026 |
| Achromatopsia (no color) | #454545 | 0.081 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6D3533
#6D3533
oklch(40.2% 0.08 23.4)
- #005359
#005359
oklch(40.3% 0.069 203.3)
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 #6D3533, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purple Brown #673A3F ΔE 0.021
- Chestnut #742802 ΔE 0.049
- Brownish Purple #76424E ΔE 0.050
- Red Brown #8B2E16 ΔE 0.066
- Rust Brown #8B3103 ΔE 0.072
- Reddy Brown #6E1005 ΔE 0.074
- Wine Red #7B0323 ΔE 0.074
- Mud Brown #60460F ΔE 0.077
Use #6D3533 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.