#6B3A2B
Closest named color: Purple Brown (#673A3F). oklch(40.6% 0.074 37.8), rgb(107, 58, 43).
Aa
White text reads best on this color (9.27:1).
About this color
#6B3A2B is a dark, moderately saturated red. In OKLCH its lightness is 41%, its chroma 0.074 and its hue 38°. Its hue sits on the warm side of the wheel. The nearest named color is Purple Brown (#673A3F), ΔE 0.031 away. White text reads best on it, at 9.27:1.
| Hue family | Reds |
| Lightness | dark (41%) |
| Chroma | moderately saturated (0.074) |
| Temperature | warm |
| Nearest name | Purple Brown (#673A3F) |
| Black text | 2.26:1 |
| White text | 9.27:1 |
Values
| HEX | #6B3A2B |
| RGB | rgb(107, 58, 43) |
| HSL | hsl(14, 43%, 29%) |
| OKLCH | oklch(40.6% 0.074 37.8) |
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 #6B3A2B | 9.27:1 | AAA | Lc -95.5 | Preferred for body text |
| Black text on #6B3A2B | 2.26:1 | Fails | Lc 12.8 | Not readable |
| #6B3A2B text on white | 9.27:1 | AAA | Lc 91.1 | Preferred for body text |
| #6B3A2B text on black | 2.26:1 | Fails | Lc -11.2 | 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 800.
-
Step 50
50
#F9F4F3
oklch(97.1% 0.006 31.1)
-
Step 100
100
#F2E7E4
oklch(93.6% 0.013 35.7)
-
Step 200
200
#E8D4CE
oklch(88.5% 0.024 37.4)
-
Step 300
300
#DBB8AD
oklch(81% 0.043 38.2)
-
Step 400
400
#C79282
oklch(70.7% 0.069 37.5)
-
Step 500
500
#B87662
oklch(63.1% 0.089 37.6)
-
Step 600
600
#A35E49
oklch(55.6% 0.096 37.7)
-
Step 700
700
#8B4D3A
oklch(49% 0.089 37.8)
-
Step 800
800 (this color)
#6B3A2B
oklch(40.6% 0.074 37.8)
-
Step 900
900
#5C362B
oklch(37.6% 0.058 36.9)
-
Step 950
950
#362019
oklch(27% 0.037 38.4)
#6B3A2B 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) | #46412A | 0.071 |
| Deuteranopia (no green cones) | #524B2A | 0.065 |
| Tritanopia (no blue cones) | #753236 | 0.035 |
| Achromatopsia (no color) | #474747 | 0.074 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6B3A2B
#6B3A2B
oklch(40.6% 0.074 37.8)
- #005263
#005263
oklch(40.5% 0.073 218)
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 #6B3A2B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purple Brown #673A3F ΔE 0.031
- Chestnut #742802 ΔE 0.047
- Mud Brown #60460F ΔE 0.056
- Brownish Purple #76424E ΔE 0.057
- Red Brown #8B2E16 ΔE 0.065
- Rust Brown #8B3103 ΔE 0.067
- Milk Chocolate #7F4E1E ΔE 0.075
- Saddle Brown #8B4513 ΔE 0.078
Use #6B3A2B 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.